annotate main.c @ 114:b0ec7b783c0b

start of fridge bits
author Matt Johnston <matt@ucc.asn.au>
date Wed, 03 Oct 2012 12:04:36 +0000
parents 2ba9065e7c4f
children 90d1ebb941ab
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1 #include <stdio.h>
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2 #include <string.h>
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3 #include <stddef.h>
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4 #include <avr/io.h>
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5 #include <avr/interrupt.h>
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6 #include <avr/sleep.h>
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7 #include <util/delay.h>
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8 #include <avr/pgmspace.h>
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9 #include <avr/eeprom.h>
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10 #include <avr/wdt.h>
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11 #include <util/atomic.h>
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12 #include <util/crc16.h>
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13
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14 #include "simple_ds18b20.h"
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15 #include "onewire.h"
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16
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17 // configuration params
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18 // - measurement interval
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19 // - transmit interval
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20 // - bluetooth params
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21 // - number of sensors (and range?)
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22
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23 // TICK should be 8 or less (8 untested). all timers need
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24 // to be a multiple.
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25
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26 #define TICK 6
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27 // we have 1024 prescaler, 32768 crystal.
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28 #define SLEEP_COMPARE (32*TICK-1)
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29
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30 #define VALUE_NOSENSOR 0x07D0 // 125 degrees
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31 #define VALUE_BROKEN 0x07D1 // 125.0625
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32
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33 #define BAUD 19200
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34 #define UBRR ((F_CPU)/8/(BAUD)-1)
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35
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36 #define PORT_LED PORTC
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37 #define DDR_LED DDRC
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38 #define PIN_LED PC4
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39
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40 #define PORT_SHDN PORTD
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41 #define DDR_SHDN DDRD
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42 #define PIN_SHDN PD7
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43
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44 // total amount of 16bit values available for measurements.
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45 // adjust emperically, be sure to allow enough stack space too
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46 #define TOTAL_MEASUREMENTS 840
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47
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48 // each sensor slot uses 8 bytes
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49 #define MAX_SENSORS 6
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50
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51 // fixed at 8, have a shorter name
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52 #define ID_LEN OW_ROMCODE_SIZE
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53
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54 // #define HAVE_UART_ECHO
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55
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56 // stores a value of clock_epoch combined with the remainder of TCNT2,
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57 // for 1/32 second accuracy
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58 struct epoch_ticks
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59 {
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60 uint32_t ticks;
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61 // remainder
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62 uint8_t rem;
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63 };
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64
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65 // eeprom-settable parameters. all timeouts should
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66 // be a multiple of TICK (6 seconds probably)
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67 static uint16_t measure_wake = 138; // not a divisor of comms_wake
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68 static uint16_t comms_wake = 3600;
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69 static uint8_t wake_secs = 30;
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71
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72 // ---- Atomic guards required accessing these variables
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73 static uint32_t clock_epoch;
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74 static uint16_t comms_count;
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75 static uint16_t measure_count;
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76 // decidegrees
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77 static uint16_t fridge_temp = 175;
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78 // ---- End atomic guards required
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79
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80 static uint16_t n_measurements;
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81
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82 // calculated at startup as TOTAL_MEASUREMENTS/n_sensors
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83 static uint16_t max_measurements;
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84
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85 static uint16_t measurements[TOTAL_MEASUREMENTS];
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86
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87 static struct epoch_ticks first_measurement_clock;
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88 // last_measurement_clock is redundant but checks that we're not missing
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89 // samples
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90 static struct epoch_ticks last_measurement_clock;
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91 static struct epoch_ticks last_comms_clock;
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92
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93 // boolean flags
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94 static uint8_t need_measurement;
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95 static uint8_t need_comms;
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96 static uint8_t uart_enabled;
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97 static uint8_t stay_awake;
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98 static uint8_t button_pressed;
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99
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100 // counts down from WAKE_SECS to 0, goes to deep sleep when hits 0
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101 static uint8_t comms_timeout;
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102
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103 static uint8_t readpos;
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104 static char readbuf[30];
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105 static uint8_t have_cmd;
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106
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107 static uint8_t n_sensors;
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108 static uint8_t sensor_id[MAX_SENSORS][ID_LEN];
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109
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110
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111 int uart_putchar(char c, FILE *stream);
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112 static void long_delay(int ms);
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113 static void blink();
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114 static uint16_t adc_vcc();
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115
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116 static FILE mystdout = FDEV_SETUP_STREAM(uart_putchar, NULL,
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117 _FDEV_SETUP_WRITE);
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118
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119 static uint16_t crc_out;
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120 static FILE _crc_stdout = FDEV_SETUP_STREAM(uart_putchar, NULL,
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121 _FDEV_SETUP_WRITE);
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122 // convenience
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123 static FILE *crc_stdout = &_crc_stdout;
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124
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125
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126 // thanks to http://projectgus.com/2010/07/eeprom-access-with-arduino/
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127 #define eeprom_read_to(dst_p, eeprom_field, dst_size) eeprom_read_block((dst_p), (void *)offsetof(struct __eeprom_data, eeprom_field), (dst_size))
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128 #define eeprom_read(dst, eeprom_field) eeprom_read_to((&dst), eeprom_field, sizeof(dst))
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129 #define eeprom_write_from(src_p, eeprom_field, src_size) eeprom_write_block((src_p), (void *)offsetof(struct __eeprom_data, eeprom_field), (src_size))
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130 #define eeprom_write(src, eeprom_field) { eeprom_write_from(&src, eeprom_field, sizeof(src)); }
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131
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132 #define EXPECT_MAGIC 0x67c9
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133
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134 struct __attribute__ ((__packed__)) __eeprom_data {
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135 uint16_t magic;
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136 uint16_t measure_wake;
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137 uint16_t comms_wake;
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138 uint8_t wake_secs;
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139
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140 uint16_t fridge_temp;
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141
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142
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143 };
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144
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145 static void deep_sleep();
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146
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147 // Very first setup
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148 static void
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149 setup_chip()
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150 {
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151 cli();
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parents: 52
diff changeset
152
0d3d14af55c2 add "awake" and "reset" functions
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parents: 52
diff changeset
153 // stop watchdog timer (might have been used to cause a reset)
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parents: 52
diff changeset
154 wdt_reset();
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parents: 52
diff changeset
155 MCUSR &= ~_BV(WDRF);
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parents: 52
diff changeset
156 WDTCSR |= _BV(WDCE) | _BV(WDE);
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parents: 52
diff changeset
157 WDTCSR = 0;
0d3d14af55c2 add "awake" and "reset" functions
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parents: 52
diff changeset
158
16
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parents: 15
diff changeset
159 // Set clock to 2mhz
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parents: 15
diff changeset
160 CLKPR = _BV(CLKPCE);
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parents: 15
diff changeset
161 // divide by 4
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parents: 15
diff changeset
162 CLKPR = _BV(CLKPS1);
52
c3f5e02c1c42 try a few more power saving measures, untested
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parents: 46
diff changeset
163
c3f5e02c1c42 try a few more power saving measures, untested
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
164 // enable pullups
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parents: 46
diff changeset
165 PORTB = 0xff; // XXX change when using SPI
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parents: 46
diff changeset
166 PORTD = 0xff;
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parents: 46
diff changeset
167 PORTC = 0xff;
16
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parents: 15
diff changeset
168
19
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parents: 17 18
diff changeset
169 // 3.3v power for bluetooth and SD
16
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parents: 15
diff changeset
170 DDR_LED |= _BV(PIN_LED);
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parents: 15
diff changeset
171 DDR_SHDN |= _BV(PIN_SHDN);
19
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parents: 17 18
diff changeset
172
46
9ccd965d938a Use the PRR etc, set value to proper ones
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parents: 44
diff changeset
173 // set pullup
9ccd965d938a Use the PRR etc, set value to proper ones
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parents: 44
diff changeset
174 PORTD |= _BV(PD2);
41
1701457e6007 fix tabbing
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parents: 40
diff changeset
175 // INT0 setup
52
c3f5e02c1c42 try a few more power saving measures, untested
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parents: 46
diff changeset
176 EICRA = (1<<ISC01); // falling edge - data sheet says it won't work?
41
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parents: 40
diff changeset
177 EIMSK = _BV(INT0);
52
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parents: 46
diff changeset
178
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parents: 46
diff changeset
179 // comparator disable
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parents: 46
diff changeset
180 ACSR = _BV(ACD);
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parents: 46
diff changeset
181
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parents: 46
diff changeset
182 // disable adc pin input buffers
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parents: 46
diff changeset
183 DIDR0 = 0x3F; // acd0-adc5
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parents: 46
diff changeset
184 DIDR1 = (1<<AIN1D)|(1<<AIN0D); // ain0/ain1
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parents: 46
diff changeset
185
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parents: 46
diff changeset
186 sei();
18
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parents: 15
diff changeset
187 }
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parents: 15
diff changeset
188
16
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parents: 15
diff changeset
189 static void
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parents: 15
diff changeset
190 set_aux_power(uint8_t on)
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parents: 15
diff changeset
191 {
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parents: 15
diff changeset
192 if (on)
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parents: 15
diff changeset
193 {
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parents: 15
diff changeset
194 PORT_SHDN &= ~_BV(PIN_SHDN);
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parents: 15
diff changeset
195 }
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parents: 15
diff changeset
196 else
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parents: 15
diff changeset
197 {
44
96c336896201 mostly works for testing
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parents: 41
diff changeset
198 PORT_SHDN |= _BV(PIN_SHDN);
16
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199 }
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parents: 15
diff changeset
200 }
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parents: 15
diff changeset
201
90
a1c1c2d475b0 print the remainder of timers as well
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parents: 89
diff changeset
202 static void
a1c1c2d475b0 print the remainder of timers as well
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parents: 89
diff changeset
203 get_epoch_ticks(struct epoch_ticks *t)
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parents: 89
diff changeset
204 {
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parents: 89
diff changeset
205 ATOMIC_BLOCK(ATOMIC_RESTORESTATE)
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parents: 89
diff changeset
206 {
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parents: 89
diff changeset
207 t->ticks = clock_epoch;
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parents: 89
diff changeset
208 t->rem = TCNT2;
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parents: 89
diff changeset
209 }
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parents: 89
diff changeset
210 }
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
211
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
212 static void
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
213 set_measurement(uint8_t sensor, uint16_t measurement, uint16_t reading)
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
214 {
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
215 measurements[sensor*max_measurements + measurement] = reading;
1e2068c5413a - store settings in eeprom
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parents: 79
diff changeset
216 }
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
217
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
218 static uint16_t
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parents: 79
diff changeset
219 get_measurement(uint8_t sensor, uint16_t measurement)
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
220 {
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
221 return measurements[sensor*max_measurements + measurement];
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
222 }
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
223
16
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parents: 15
diff changeset
224 static void
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
225 setup_tick_counter()
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parents: 15
diff changeset
226 {
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Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
227 // set up counter2.
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Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
228 // COM21 COM20 Set OC2 on Compare Match (p116)
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parents: 15
diff changeset
229 // WGM21 Clear counter on compare
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Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
230 //TCCR2A = _BV(COM2A1) | _BV(COM2A0) | _BV(WGM21);
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parents: 15
diff changeset
231 // toggle on match
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parents: 15
diff changeset
232 TCCR2A = _BV(COM2A0);
5075d8c428bd untested, add comms timeout code
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parents: 15
diff changeset
233 // CS22 CS21 CS20 clk/1024
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
234 TCCR2B = _BV(CS22) | _BV(CS21) | _BV(CS20);
5075d8c428bd untested, add comms timeout code
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parents: 15
diff changeset
235 // set async mode
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
236 ASSR |= _BV(AS2);
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
237 TCNT2 = 0;
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
238 OCR2A = SLEEP_COMPARE;
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
239 // interrupt
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
240 TIMSK2 = _BV(OCIE2A);
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
241 }
18
bf733e8e8cf0 Add INT0 button
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
242
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
243 static void
7
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
244 uart_on()
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
245 {
8
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
246 // Power reduction register
46
9ccd965d938a Use the PRR etc, set value to proper ones
Matt Johnston <matt@ucc.asn.au>
parents: 44
diff changeset
247 PRR &= ~_BV(PRUSART0);
8
c55321727d02 deep sleep works
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parents: 7
diff changeset
248
16
5075d8c428bd untested, add comms timeout code
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parents: 15
diff changeset
249 // All of this needs to be done each time after turning off the PRR
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
250 // baud rate
7
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
251 UBRR0H = (unsigned char)(UBRR >> 8);
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
252 UBRR0L = (unsigned char)UBRR;
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
253 // set 2x clock, improves accuracy of UBRR
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
254 UCSR0A |= _BV(U2X0);
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
255 UCSR0B = _BV(RXCIE0) | _BV(RXEN0) | _BV(TXEN0);
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
256 //8N1
7
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
257 UCSR0C = _BV(UCSZ01) | _BV(UCSZ00);
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
258 uart_enabled = 1;
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
259 }
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
260
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
261 static void
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
262 uart_off()
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
263 {
89
51d889ad39a3 main.c : add a delay before turning on uart
Matt Johnston <matt@ucc.asn.au>
parents: 87
diff changeset
264 // Turn off interrupts and disable tx/rx
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
265 UCSR0B = 0;
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
266 uart_enabled = 0;
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
267
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
268 // Power reduction register
46
9ccd965d938a Use the PRR etc, set value to proper ones
Matt Johnston <matt@ucc.asn.au>
parents: 44
diff changeset
269 PRR |= _BV(PRUSART0);
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
270 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
271
10
1bfe28c348dd reading DS18B20 works
Matt Johnston <matt@ucc.asn.au>
parents: 9
diff changeset
272 int
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
273 uart_putchar(char c, FILE *stream)
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
274 {
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
275 if (!uart_enabled)
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
276 {
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
277 return EOF;
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
278 }
20
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
279 // XXX could perhaps sleep in the loop for power.
8
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
280 if (c == '\n')
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
281 {
10
1bfe28c348dd reading DS18B20 works
Matt Johnston <matt@ucc.asn.au>
parents: 9
diff changeset
282 loop_until_bit_is_set(UCSR0A, UDRE0);
20
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
283 UDR0 = '\r';
8
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
284 }
2
ab0e30c4b344 switch to atmega328
Matt Johnston <matt@ucc.asn.au>
parents: 1
diff changeset
285 loop_until_bit_is_set(UCSR0A, UDRE0);
ab0e30c4b344 switch to atmega328
Matt Johnston <matt@ucc.asn.au>
parents: 1
diff changeset
286 UDR0 = c;
20
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
287 if (stream == crc_stdout)
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
288 {
26
d3e5934fe55c - Move crc16 to utils and fix it
Matt Johnston <matt@ucc.asn.au>
parents: 25
diff changeset
289 crc_out = _crc_ccitt_update(crc_out, c);
20
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
290 }
10
1bfe28c348dd reading DS18B20 works
Matt Johnston <matt@ucc.asn.au>
parents: 9
diff changeset
291 if (c == '\r')
1bfe28c348dd reading DS18B20 works
Matt Johnston <matt@ucc.asn.au>
parents: 9
diff changeset
292 {
1bfe28c348dd reading DS18B20 works
Matt Johnston <matt@ucc.asn.au>
parents: 9
diff changeset
293 loop_until_bit_is_set(UCSR0A, UDRE0);
20
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
294 UDR0 = '\n';
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
295 if (stream == crc_stdout)
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
296 {
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
297 crc_out = _crc_ccitt_update(crc_out, '\n');
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
298 }
10
1bfe28c348dd reading DS18B20 works
Matt Johnston <matt@ucc.asn.au>
parents: 9
diff changeset
299 }
40
9b5b202129c3 main.c:
Matt Johnston <matt@ucc.asn.au>
parents: 36
diff changeset
300 return (unsigned char)c;
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
301 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
302
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
303 static void
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
304 cmd_fetch()
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
305 {
20
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
306 crc_out = 0;
55
8e897a682208 untested code to log voltage and internal temperature
Matt Johnston <matt@ucc.asn.au>
parents: 54
diff changeset
307
81
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
308 fprintf_P(crc_stdout, PSTR("START\n"));
59
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
309 {
90
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
310 struct epoch_ticks now;
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
311 get_epoch_ticks(&now);
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
312 fprintf_P(crc_stdout, PSTR("now=%lu\n"), now.ticks);
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
313 fprintf_P(crc_stdout, PSTR("now_rem=%hhu\n"), now.rem);
59
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
314 }
81
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
315 fprintf_P(crc_stdout, PSTR("time_step=%hu\n"), measure_wake);
90
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
316 fprintf_P(crc_stdout, PSTR("first_time=%lu\n"), first_measurement_clock.ticks);
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
317 fprintf_P(crc_stdout, PSTR("first_time_rem=%hhu\n"), first_measurement_clock.rem);
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
318 fprintf_P(crc_stdout, PSTR("last_time=%lu\n"), last_measurement_clock.ticks);
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
319 fprintf_P(crc_stdout, PSTR("last_time_rem=%hhu\n"), last_measurement_clock.rem);
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
320 fprintf_P(crc_stdout, PSTR("comms_time=%lu\n"), last_comms_clock.ticks);
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
321 fprintf_P(crc_stdout, PSTR("comms_time_rem=%hhu\n"), last_comms_clock.rem);
81
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
322 fprintf_P(crc_stdout, PSTR("voltage=%hu\n"), adc_vcc());
87
81b8c84344c4 - log more details
Matt Johnston <matt@ucc.asn.au>
parents: 83
diff changeset
323 fprintf_P(crc_stdout, PSTR("measure=%hu\n"), measure_wake);
81b8c84344c4 - log more details
Matt Johnston <matt@ucc.asn.au>
parents: 83
diff changeset
324 fprintf_P(crc_stdout, PSTR("comms=%hu\n"), comms_wake);
81b8c84344c4 - log more details
Matt Johnston <matt@ucc.asn.au>
parents: 83
diff changeset
325 fprintf_P(crc_stdout, PSTR("wake=%hhu\n"), wake_secs);
90
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
326 fprintf_P(crc_stdout, PSTR("tick_secs=%d\n"), TICK);
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
327 fprintf_P(crc_stdout, PSTR("tick_wake=%d\n"), SLEEP_COMPARE);
87
81b8c84344c4 - log more details
Matt Johnston <matt@ucc.asn.au>
parents: 83
diff changeset
328 fprintf_P(crc_stdout, PSTR("maxsens=%hhu\n"), MAX_SENSORS);
81b8c84344c4 - log more details
Matt Johnston <matt@ucc.asn.au>
parents: 83
diff changeset
329 fprintf_P(crc_stdout, PSTR("totalmeas=%hu\n"), TOTAL_MEASUREMENTS);
81
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
330 fprintf_P(crc_stdout, PSTR("sensors=%hhu\n"), n_sensors);
15
54b0fda9cba7 Add shutdown handling, print sensors in "fetch" output
Matt Johnston <matt@ucc.asn.au>
parents: 14
diff changeset
331 for (uint8_t s = 0; s < n_sensors; s++)
54b0fda9cba7 Add shutdown handling, print sensors in "fetch" output
Matt Johnston <matt@ucc.asn.au>
parents: 14
diff changeset
332 {
81
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
333 fprintf_P(crc_stdout, PSTR("sensor_id%hhu="), s);
76
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
334 printhex(sensor_id[s], ID_LEN, crc_stdout);
20
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
335 fputc('\n', crc_stdout);
15
54b0fda9cba7 Add shutdown handling, print sensors in "fetch" output
Matt Johnston <matt@ucc.asn.au>
parents: 14
diff changeset
336 }
36
a670a67ba489 - decrease measurement interval, measure at start
Matt Johnston <matt@ucc.asn.au>
parents: 33
diff changeset
337 fprintf_P(crc_stdout, PSTR("measurements=%hu\n"), n_measurements);
14
426fb44ece3f Lots of it works now.
Matt Johnston <matt@ucc.asn.au>
parents: 13
diff changeset
338 for (uint16_t n = 0; n < n_measurements; n++)
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
339 {
46
9ccd965d938a Use the PRR etc, set value to proper ones
Matt Johnston <matt@ucc.asn.au>
parents: 44
diff changeset
340 fprintf_P(crc_stdout, PSTR("meas%hu="), n);
15
54b0fda9cba7 Add shutdown handling, print sensors in "fetch" output
Matt Johnston <matt@ucc.asn.au>
parents: 14
diff changeset
341 for (uint8_t s = 0; s < n_sensors; s++)
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
342 {
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
343 fprintf_P(crc_stdout, PSTR(" %04hx"), get_measurement(s, n));
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
344 }
20
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
345 fputc('\n', crc_stdout);
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
346 }
20
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
347 fprintf_P(crc_stdout, PSTR("END\n"));
25
2943f62c8e62 - Make the python work on openwrt
Matt Johnston <matt@ucc.asn.au>
parents: 24
diff changeset
348 fprintf_P(stdout, PSTR("CRC=%hu\n"), crc_out);
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
349 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
350
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
351 static void
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
352 cmd_clear()
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
353 {
7
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
354 n_measurements = 0;
32
e18d7e89c17d More minor work
Matt Johnston <matt@ucc.asn.au>
parents: 27
diff changeset
355 printf_P(PSTR("cleared\n"));
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
356 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
357
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
358 static void
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
359 cmd_btoff()
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
360 {
93
f18fd4257296 don't reset the wake time when btoff happens
Matt Johnston <matt@ucc.asn.au>
parents: 90
diff changeset
361 uint8_t rem;
f18fd4257296 don't reset the wake time when btoff happens
Matt Johnston <matt@ucc.asn.au>
parents: 90
diff changeset
362 uint16_t count_copy;
59
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
363 ATOMIC_BLOCK(ATOMIC_RESTORESTATE)
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
364 {
93
f18fd4257296 don't reset the wake time when btoff happens
Matt Johnston <matt@ucc.asn.au>
parents: 90
diff changeset
365 count_copy = comms_count;
f18fd4257296 don't reset the wake time when btoff happens
Matt Johnston <matt@ucc.asn.au>
parents: 90
diff changeset
366 rem = TCNT2;
59
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
367 }
93
f18fd4257296 don't reset the wake time when btoff happens
Matt Johnston <matt@ucc.asn.au>
parents: 90
diff changeset
368 printf_P(PSTR("next_wake=%hu,"), comms_wake-count_copy);
90
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
369 printf_P(PSTR("rem=%hhu,"), rem);
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
370 printf_P(PSTR("tick_secs=%hhu,"), TICK);
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
371 printf_P(PSTR("tick_wake=%hhu\n"), SLEEP_COMPARE);
46
9ccd965d938a Use the PRR etc, set value to proper ones
Matt Johnston <matt@ucc.asn.au>
parents: 44
diff changeset
372 _delay_ms(100);
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
373 comms_timeout = 0;
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
374 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
375
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
376 static void
54
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
377 cmd_reset()
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
378 {
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
379 printf_P(PSTR("reset\n"));
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
380 _delay_ms(100);
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
381 cli(); // disable interrupts
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
382 wdt_enable(WDTO_15MS); // enable watchdog
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
383 while(1); // wait for watchdog to reset processor
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
384 }
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
385
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
386 static void
12
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
387 cmd_measure()
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
388 {
33
024f5571df8c - Debug log file for server
Matt Johnston <matt@ucc.asn.au>
parents: 32
diff changeset
389 printf_P(PSTR("measuring\n"));
12
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
390 need_measurement = 1;
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
391 }
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
392
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
393 static void
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
394 cmd_sensors()
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
395 {
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
396 uint8_t ret = simple_ds18b20_start_meas(NULL);
81
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
397 printf_P(PSTR("All sensors, ret %hhu, waiting...\n"), ret);
14
426fb44ece3f Lots of it works now.
Matt Johnston <matt@ucc.asn.au>
parents: 13
diff changeset
398 long_delay(DS18B20_TCONV_12BIT);
12
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
399 simple_ds18b20_read_all();
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
400 }
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
401
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
402 static void
76
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
403 init_sensors()
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
404 {
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
405 uint8_t id[OW_ROMCODE_SIZE];
76
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
406 printf_P(PSTR("init sensors\n"));
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
407 ow_reset();
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
408 for( uint8_t diff = OW_SEARCH_FIRST; diff != OW_LAST_DEVICE; )
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
409 {
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
410 diff = ow_rom_search( diff, &id[0] );
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
411 if( diff == OW_PRESENCE_ERR ) {
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
412 printf_P( PSTR("No Sensor found\r") );
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
413 return;
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
414 }
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
415
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
416 if( diff == OW_DATA_ERR ) {
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
417 printf_P( PSTR("Bus Error\r") );
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
418 return;
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
419 }
76
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
420
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
421 if (n_sensors < MAX_SENSORS)
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
422 {
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
423 memcpy(sensor_id[n_sensors], id, ID_LEN);
81
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
424 printf_P(PSTR("Added sensor %hhu : "), n_sensors);
76
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
425 printhex(id, ID_LEN, stdout);
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
426 putchar('\n');
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
427 n_sensors++;
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
428 }
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
429 else
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
430 {
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
431 printf_P(PSTR("Too many sensors\n"));
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
432 }
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
433 }
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
434
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
435 max_measurements = TOTAL_MEASUREMENTS / n_sensors;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
436 }
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
437
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
438 static void
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
439 load_params()
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
440 {
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
441 uint16_t magic;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
442 eeprom_read(magic, magic);
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
443 if (magic == EXPECT_MAGIC)
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
444 {
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
445 eeprom_read(measure_wake, measure_wake);
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
446 eeprom_read(comms_wake, comms_wake);
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
447 eeprom_read(wake_secs, wake_secs);
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
448 }
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
449 }
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
450
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
451 static void
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
452 cmd_get_params()
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
453 {
81
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
454 printf_P(PSTR("measure %hu\n"), measure_wake);
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
455 printf_P(PSTR("comms %hu\n"), comms_wake);
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
456 printf_P(PSTR("wake %hhu\n"), wake_secs);
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
457 printf_P(PSTR("tick %d\n"), TICK);
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
458 printf_P(PSTR("sensors %hhu (%hhu)\n"),
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
459 n_sensors, MAX_SENSORS);
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
460 printf_P(PSTR("meas %hu (%hu)\n"),
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
461 max_measurements, TOTAL_MEASUREMENTS);
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
462 }
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
463
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
464 static void
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
465 cmd_set_params(const char *params)
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
466 {
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
467 uint16_t new_measure_wake;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
468 uint16_t new_comms_wake;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
469 uint8_t new_wake_secs;
81
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
470 int ret = sscanf_P(params, PSTR("%hu %hu %hhu"),
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
471 &new_measure_wake, &new_comms_wake, &new_wake_secs);
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
472
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
473 if (ret != 3)
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
474 {
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
475 printf_P(PSTR("Bad values\n"));
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
476 }
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
477 else
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
478 {
14
426fb44ece3f Lots of it works now.
Matt Johnston <matt@ucc.asn.au>
parents: 13
diff changeset
479 cli();
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
480 eeprom_write(new_measure_wake, measure_wake);
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
481 eeprom_write(new_comms_wake, comms_wake);
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
482 eeprom_write(new_wake_secs, wake_secs);
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
483 uint16_t magic = EXPECT_MAGIC;
14
426fb44ece3f Lots of it works now.
Matt Johnston <matt@ucc.asn.au>
parents: 13
diff changeset
484 eeprom_write(magic, magic);
426fb44ece3f Lots of it works now.
Matt Johnston <matt@ucc.asn.au>
parents: 13
diff changeset
485 sei();
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
486 printf_P(PSTR("set_params for next boot\n"));
81
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
487 printf_P(PSTR("measure %hu comms %hu wake %hhu\n"),
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
488 new_measure_wake, new_comms_wake, new_wake_secs);
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
489 }
114
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
490 }static void
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
491 cmd_set_fridge(const char *params)
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
492 {
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
493 uint16_t new_measure_wake;
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
494 uint16_t new_comms_wake;
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
495 uint8_t new_wake_secs;
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
496 int ret = sscanf_P(params, PSTR("%hu %hu %hhu"),
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
497 &new_measure_wake, &new_comms_wake, &new_wake_secs);
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
498
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
499 if (ret != 3)
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
500 {
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
501 printf_P(PSTR("Bad values\n"));
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
502 }
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
503 else
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
504 {
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
505 cli();
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
506 eeprom_write(new_measure_wake, measure_wake);
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
507 eeprom_write(new_comms_wake, comms_wake);
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
508 eeprom_write(new_wake_secs, wake_secs);
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
509 uint16_t magic = EXPECT_MAGIC;
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
510 eeprom_write(magic, magic);
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
511 sei();
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
512 printf_P(PSTR("set_params for next boot\n"));
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
513 printf_P(PSTR("measure %hu comms %hu wake %hhu\n"),
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
514 new_measure_wake, new_comms_wake, new_wake_secs);
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
515 }
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
516 }
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
517
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
518 static void
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
519 cmd_awake()
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
520 {
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
521 stay_awake = 1;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
522 printf_P(PSTR("awake\n"));
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
523 }
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
524
12
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
525 static void
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
526 read_handler()
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
527 {
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
528 if (strcmp_P(readbuf, PSTR("fetch")) == 0)
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
529 {
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
530 cmd_fetch();
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
531 }
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
532 else if (strcmp_P(readbuf, PSTR("clear")) == 0)
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
533 {
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
534 cmd_clear();
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
535 }
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
536 else if (strcmp_P(readbuf, PSTR("btoff")) == 0)
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
537 {
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
538 cmd_btoff();
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
539 }
12
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
540 else if (strcmp_P(readbuf, PSTR("measure")) == 0)
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
541 {
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
542 cmd_measure();
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
543 }
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
544 else if (strcmp_P(readbuf, PSTR("sensors")) == 0)
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
545 {
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
546 cmd_sensors();
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
547 }
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
548 else if (strcmp_P(readbuf, PSTR("get_params")) == 0)
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
549 {
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
550 cmd_get_params();
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
551 }
83
b9179968a272 - fix set_params (strange)
Matt Johnston <matt@ucc.asn.au>
parents: 81
diff changeset
552 else if (strncmp_P(readbuf, PSTR("set_params "), 11) == 0)
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
553 {
83
b9179968a272 - fix set_params (strange)
Matt Johnston <matt@ucc.asn.au>
parents: 81
diff changeset
554 cmd_set_params(&readbuf[11]);
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
555 }
114
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
556 else if (strncmp_P(readbuf, PSTR("set_fridge "), 11) == 0)
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
557 {
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
558 cmd_set_fridge(&readbuf[11]);
b0ec7b783c0b start of fridge bits
Matt Johnston <matt@ucc.asn.au>
parents: 105
diff changeset
559 }
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
560 else if (strcmp_P(readbuf, PSTR("awake")) == 0)
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
561 {
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
562 cmd_awake();
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
563 }
54
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
564 else if (strcmp_P(readbuf, PSTR("reset")) == 0)
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
565 {
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
566 cmd_reset();
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
567 }
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
568 else
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
569 {
83
b9179968a272 - fix set_params (strange)
Matt Johnston <matt@ucc.asn.au>
parents: 81
diff changeset
570 printf_P(PSTR("Bad command '%s'\n"), readbuf);
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
571 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
572 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
573
20
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
574 ISR(INT0_vect)
18
bf733e8e8cf0 Add INT0 button
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
575 {
90
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
576 button_pressed = 1;
24
44c5ab5ea879 - some fixes for server code
Matt Johnston <matt@ucc.asn.au>
parents: 22
diff changeset
577 blink();
44c5ab5ea879 - some fixes for server code
Matt Johnston <matt@ucc.asn.au>
parents: 22
diff changeset
578 _delay_ms(100);
44c5ab5ea879 - some fixes for server code
Matt Johnston <matt@ucc.asn.au>
parents: 22
diff changeset
579 blink();
18
bf733e8e8cf0 Add INT0 button
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
580 }
bf733e8e8cf0 Add INT0 button
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
581
bf733e8e8cf0 Add INT0 button
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
582
2
ab0e30c4b344 switch to atmega328
Matt Johnston <matt@ucc.asn.au>
parents: 1
diff changeset
583 ISR(USART_RX_vect)
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
584 {
2
ab0e30c4b344 switch to atmega328
Matt Johnston <matt@ucc.asn.au>
parents: 1
diff changeset
585 char c = UDR0;
33
024f5571df8c - Debug log file for server
Matt Johnston <matt@ucc.asn.au>
parents: 32
diff changeset
586 #ifdef HAVE_UART_ECHO
12
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
587 uart_putchar(c, NULL);
33
024f5571df8c - Debug log file for server
Matt Johnston <matt@ucc.asn.au>
parents: 32
diff changeset
588 #endif
22
885532437100 A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 20
diff changeset
589 if (c == '\r' || c == '\n')
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
590 {
22
885532437100 A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 20
diff changeset
591 if (readpos > 0)
885532437100 A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 20
diff changeset
592 {
885532437100 A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 20
diff changeset
593 readbuf[readpos] = '\0';
27
dbbd503119ba Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
594 have_cmd = 1;
22
885532437100 A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 20
diff changeset
595 readpos = 0;
885532437100 A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 20
diff changeset
596 }
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
597 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
598 else
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
599 {
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
600 readbuf[readpos] = c;
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
601 readpos++;
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
602 if (readpos >= sizeof(readbuf))
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
603 {
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
604 readpos = 0;
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
605 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
606 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
607 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
608
2
ab0e30c4b344 switch to atmega328
Matt Johnston <matt@ucc.asn.au>
parents: 1
diff changeset
609 ISR(TIMER2_COMPA_vect)
1
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
610 {
14
426fb44ece3f Lots of it works now.
Matt Johnston <matt@ucc.asn.au>
parents: 13
diff changeset
611 TCNT2 = 0;
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
612 measure_count += TICK;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
613 comms_count += TICK;
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
614
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
615 clock_epoch += TICK;
17
a5e3b363675d Add clock_epoch
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
616
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
617 if (comms_timeout != 0)
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
618 {
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
619 comms_timeout -= TICK;
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
620 }
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
621
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
622 if (measure_count >= measure_wake)
1
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
623 {
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
624 measure_count = 0;
1
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
625 need_measurement = 1;
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
626 }
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
627
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
628 if (comms_count >= comms_wake)
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
629 {
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
630 comms_count = 0;
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
631 need_comms = 1;
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
632 }
1
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
633 }
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
634
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
635 static void
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
636 deep_sleep()
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
637 {
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
638 // p119 of manual
2
ab0e30c4b344 switch to atmega328
Matt Johnston <matt@ucc.asn.au>
parents: 1
diff changeset
639 OCR2A = SLEEP_COMPARE;
ab0e30c4b344 switch to atmega328
Matt Johnston <matt@ucc.asn.au>
parents: 1
diff changeset
640 loop_until_bit_is_clear(ASSR, OCR2AUB);
1
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
641
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
642 set_sleep_mode(SLEEP_MODE_PWR_SAVE);
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
643 sleep_mode();
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
644 }
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
645
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
646 static void
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
647 idle_sleep()
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
648 {
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
649 set_sleep_mode(SLEEP_MODE_IDLE);
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
650 sleep_mode();
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
651 }
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
652
59
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
653 static uint16_t
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
654 adc_vcc()
55
8e897a682208 untested code to log voltage and internal temperature
Matt Johnston <matt@ucc.asn.au>
parents: 54
diff changeset
655 {
8e897a682208 untested code to log voltage and internal temperature
Matt Johnston <matt@ucc.asn.au>
parents: 54
diff changeset
656 PRR &= ~_BV(PRADC);
8e897a682208 untested code to log voltage and internal temperature
Matt Johnston <matt@ucc.asn.au>
parents: 54
diff changeset
657
62
Matt Johnston <matt@ucc.asn.au>
parents: 60 61
diff changeset
658 // /16 prescaler
55
8e897a682208 untested code to log voltage and internal temperature
Matt Johnston <matt@ucc.asn.au>
parents: 54
diff changeset
659 ADCSRA = _BV(ADEN) | _BV(ADPS2);
8e897a682208 untested code to log voltage and internal temperature
Matt Johnston <matt@ucc.asn.au>
parents: 54
diff changeset
660
8e897a682208 untested code to log voltage and internal temperature
Matt Johnston <matt@ucc.asn.au>
parents: 54
diff changeset
661 // set to measure 1.1 reference
58
5100e0bdadad fix voltage
Matt Johnston <matt@ucc.asn.au>
parents: 55
diff changeset
662 ADMUX = _BV(REFS0) | _BV(MUX3) | _BV(MUX2) | _BV(MUX1);
60
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
663 // average a number of samples
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
664 uint16_t sum = 0;
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
665 uint8_t num = 0;
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
666 for (uint8_t n = 0; n < 20; n++)
59
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
667 {
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
668 ADCSRA |= _BV(ADSC);
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
669 loop_until_bit_is_clear(ADCSRA, ADSC);
55
8e897a682208 untested code to log voltage and internal temperature
Matt Johnston <matt@ucc.asn.au>
parents: 54
diff changeset
670
60
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
671 uint8_t low_11 = ADCL;
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
672 uint8_t high_11 = ADCH;
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
673 uint16_t val = low_11 + (high_11 << 8);
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
674
60
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
675 if (n >= 4)
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
676 {
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
677 sum += val;
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
678 num++;
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
679 }
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
680 }
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
681 ADCSRA = 0;
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
682 PRR |= _BV(PRADC);
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
683
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
684 //float res_volts = 1.1 * 1024 * num / sum;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
685 //return 1000 * res_volts;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
686 return ((uint32_t)1100*1024*num) / sum;
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
687 }
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
688
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
689 static void
1
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
690 do_measurement()
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
691 {
75
ca08442635ca report raw ds18b20 values instead
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
692 blink();
ca08442635ca report raw ds18b20 values instead
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
693
90
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
694 /* Take the timer here since deep_sleep() below could take 6 seconds */
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
695 get_epoch_ticks(&last_measurement_clock);
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
696 if (n_measurements == 0)
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
697 {
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
698 first_measurement_clock = last_measurement_clock;
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
699 }
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
700
55
8e897a682208 untested code to log voltage and internal temperature
Matt Johnston <matt@ucc.asn.au>
parents: 54
diff changeset
701 simple_ds18b20_start_meas(NULL);
59
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
702 // sleep rather than using a long delay
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
703 deep_sleep();
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
704 //_delay_ms(DS18B20_TCONV_12BIT);
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
705
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
706 if (n_measurements == max_measurements)
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
707 {
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
708 n_measurements = 0;
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
709 }
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
710
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
711 for (uint8_t s = 0; s < n_sensors; s++)
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
712 {
75
ca08442635ca report raw ds18b20 values instead
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
713 uint16_t reading;
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
714 uint8_t ret = simple_ds18b20_read_raw(sensor_id[s], &reading);
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
715 if (ret != DS18X20_OK)
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
716 {
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
717 reading = VALUE_BROKEN;
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
718 }
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
719 set_measurement(s, n_measurements, reading);
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
720 }
22
885532437100 A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 20
diff changeset
721
14
426fb44ece3f Lots of it works now.
Matt Johnston <matt@ucc.asn.au>
parents: 13
diff changeset
722 n_measurements++;
1
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
723 }
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
724
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
725 static void
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
726 do_comms()
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
727 {
90
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
728 get_epoch_ticks(&last_comms_clock);
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
729
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
730 // turn on bluetooth
24
44c5ab5ea879 - some fixes for server code
Matt Johnston <matt@ucc.asn.au>
parents: 22
diff changeset
731 set_aux_power(1);
89
51d889ad39a3 main.c : add a delay before turning on uart
Matt Johnston <matt@ucc.asn.au>
parents: 87
diff changeset
732 // avoid receiving rubbish, perhaps
51d889ad39a3 main.c : add a delay before turning on uart
Matt Johnston <matt@ucc.asn.au>
parents: 87
diff changeset
733 _delay_ms(50);
7
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
734 uart_on();
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
735
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
736 // write sd card here? same 3.3v regulator...
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
737
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
738 for (comms_timeout = wake_secs;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
739 comms_timeout > 0 || stay_awake;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
740 )
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
741 {
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
742 if (need_measurement)
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
743 {
14
426fb44ece3f Lots of it works now.
Matt Johnston <matt@ucc.asn.au>
parents: 13
diff changeset
744 need_measurement = 0;
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
745 do_measurement();
44
96c336896201 mostly works for testing
Matt Johnston <matt@ucc.asn.au>
parents: 41
diff changeset
746 continue;
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
747 }
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
748
27
dbbd503119ba Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
749 if (have_cmd)
dbbd503119ba Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
750 {
dbbd503119ba Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
751 have_cmd = 0;
dbbd503119ba Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
752 read_handler();
44
96c336896201 mostly works for testing
Matt Johnston <matt@ucc.asn.au>
parents: 41
diff changeset
753 continue;
27
dbbd503119ba Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
754 }
dbbd503119ba Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
755
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
756 // wait for commands from the master
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
757 idle_sleep();
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
758 }
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
759
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
760 uart_off();
46
9ccd965d938a Use the PRR etc, set value to proper ones
Matt Johnston <matt@ucc.asn.au>
parents: 44
diff changeset
761 // in case bluetooth takes time to flush
9ccd965d938a Use the PRR etc, set value to proper ones
Matt Johnston <matt@ucc.asn.au>
parents: 44
diff changeset
762 _delay_ms(100);
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
763 set_aux_power(0);
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
764 }
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
765
7
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
766 static void
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
767 blink()
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
768 {
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
769 PORT_LED &= ~_BV(PIN_LED);
9
7da9a3f23592 Import ds18x20 code
Matt Johnston <matt@ucc.asn.au>
parents: 8
diff changeset
770 _delay_ms(1);
7
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
771 PORT_LED |= _BV(PIN_LED);
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
772 }
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
773
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
774 static void
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
775 long_delay(int ms)
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
776 {
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
777 int iter = ms / 100;
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
778
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
779 for (int i = 0; i < iter; i++)
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
780 {
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
781 _delay_ms(100);
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
782 }
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
783 }
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
784
8
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
785 ISR(BADISR_vect)
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
786 {
14
426fb44ece3f Lots of it works now.
Matt Johnston <matt@ucc.asn.au>
parents: 13
diff changeset
787 //uart_on();
8
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
788 printf_P(PSTR("Bad interrupt\n"));
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
789 }
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
790
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
791 int main(void)
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
792 {
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
793 setup_chip();
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
794 blink();
9
7da9a3f23592 Import ds18x20 code
Matt Johnston <matt@ucc.asn.au>
parents: 8
diff changeset
795
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
796 set_aux_power(0);
7
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
797
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
798 stdout = &mystdout;
7
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
799 uart_on();
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
800
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
801 printf(PSTR("Started.\n"));
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
802
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
803 load_params();
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
804
76
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
805 init_sensors();
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
806
8
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
807 uart_off();
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
808
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
809 // turn off everything except timer2
46
9ccd965d938a Use the PRR etc, set value to proper ones
Matt Johnston <matt@ucc.asn.au>
parents: 44
diff changeset
810 PRR = _BV(PRTWI) | _BV(PRTIM0) | _BV(PRTIM1) | _BV(PRSPI) | _BV(PRUSART0) | _BV(PRADC);
8
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
811
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
812 setup_tick_counter();
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
813
12
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
814 sei();
8
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
815
25
2943f62c8e62 - Make the python work on openwrt
Matt Johnston <matt@ucc.asn.au>
parents: 24
diff changeset
816 need_comms = 1;
36
a670a67ba489 - decrease measurement interval, measure at start
Matt Johnston <matt@ucc.asn.au>
parents: 33
diff changeset
817 need_measurement = 1;
25
2943f62c8e62 - Make the python work on openwrt
Matt Johnston <matt@ucc.asn.au>
parents: 24
diff changeset
818
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
819 for(;;)
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
820 {
90
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
821 if (button_pressed)
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
822 {
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
823 // debounce
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
824 _delay_ms(200);
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
825 need_comms = 1;
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
826 comms_timeout = wake_secs;
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
827 button_pressed = 0;
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
828 continue;
1
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
829 }
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
830
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
831 if (need_comms)
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
832 {
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
833 need_comms = 0;
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
834 do_comms();
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
835 continue;
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
836 }
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
837
97
bf707a3775d2 change default comms_wake
Matt Johnston <matt@ucc.asn.au>
parents: 93
diff changeset
838 if (need_measurement)
bf707a3775d2 change default comms_wake
Matt Johnston <matt@ucc.asn.au>
parents: 93
diff changeset
839 {
bf707a3775d2 change default comms_wake
Matt Johnston <matt@ucc.asn.au>
parents: 93
diff changeset
840 need_measurement = 0;
bf707a3775d2 change default comms_wake
Matt Johnston <matt@ucc.asn.au>
parents: 93
diff changeset
841 do_measurement();
bf707a3775d2 change default comms_wake
Matt Johnston <matt@ucc.asn.au>
parents: 93
diff changeset
842 continue;
bf707a3775d2 change default comms_wake
Matt Johnston <matt@ucc.asn.au>
parents: 93
diff changeset
843 }
bf707a3775d2 change default comms_wake
Matt Johnston <matt@ucc.asn.au>
parents: 93
diff changeset
844
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
845 deep_sleep();
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
846 }
12
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
847
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
848 return 0; /* never reached */
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
849 }