annotate main.c @ 102:68a44d0ec599

merge
author Matt Johnston <matt@ucc.asn.au>
date Wed, 25 Jul 2012 23:03:34 +0800
parents bf707a3775d2
children 2ba9065e7c4f
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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 // for DWORD of get_fattime()
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15 #include "integer.h"
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16
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17 #include "simple_ds18b20.h"
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18 #include "onewire.h"
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19
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20 // configuration params
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21 // - measurement interval
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22 // - transmit interval
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23 // - bluetooth params
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24 // - number of sensors (and range?)
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25
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26 // TICK should be 8 or less (8 untested). all timers need
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27 // to be a multiple.
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28
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29 #define TICK 6
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30 // we have 1024 prescaler, 32768 crystal.
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31 #define SLEEP_COMPARE (32*TICK-1)
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32
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33 #define VALUE_NOSENSOR 0x07D0 // 125 degrees
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34 #define VALUE_BROKEN 0x07D1 // 125.0625
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35
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36 #define BAUD 19200
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37 #define UBRR ((F_CPU)/8/(BAUD)-1)
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38
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39 #define PORT_LED PORTC
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40 #define DDR_LED DDRC
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41 #define PIN_LED PC4
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42
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43 #define PORT_SHDN PORTD
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44 #define DDR_SHDN DDRD
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45 #define PIN_SHDN PD7
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46
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47 // total amount of 16bit values available for measurements.
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48 // adjust emperically, be sure to allow enough stack space too
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49 #define TOTAL_MEASUREMENTS 840
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50
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51 // each sensor slot uses 8 bytes
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52 #define MAX_SENSORS 6
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53
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54 // fixed at 8, have a shorter name
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55 #define ID_LEN OW_ROMCODE_SIZE
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56
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57 // #define HAVE_UART_ECHO
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58
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59 // stores a value of clock_epoch combined with the remainder of TCNT2,
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60 // for 1/32 second accuracy
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61 struct epoch_ticks
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62 {
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63 uint32_t ticks;
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64 // remainder
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65 uint8_t rem;
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66 };
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68 // eeprom-settable parameters. all timeouts should
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69 // be a multiple of TICK (6 seconds probably)
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70 static uint16_t measure_wake = 138; // not a divisor of comms_wake
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71 static uint16_t comms_wake = 3600;
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72 static uint8_t wake_secs = 30;
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74 // ---- Atomic guards required accessing these variables
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75 static uint32_t clock_epoch;
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76 static uint16_t comms_count;
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77 static uint16_t measure_count;
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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 // XXX eeprom unused at present
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136 uint16_t magic;
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137 uint16_t measure_wake;
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138 uint16_t comms_wake;
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139 uint8_t wake_secs;
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140 };
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141
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142 static void deep_sleep();
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143
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144 // Very first setup
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145 static void
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146 setup_chip()
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147 {
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148 cli();
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149
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150 // stop watchdog timer (might have been used to cause a reset)
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
151 wdt_reset();
0d3d14af55c2 add "awake" and "reset" functions
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parents: 52
diff changeset
152 MCUSR &= ~_BV(WDRF);
0d3d14af55c2 add "awake" and "reset" functions
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parents: 52
diff changeset
153 WDTCSR |= _BV(WDCE) | _BV(WDE);
0d3d14af55c2 add "awake" and "reset" functions
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parents: 52
diff changeset
154 WDTCSR = 0;
0d3d14af55c2 add "awake" and "reset" functions
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parents: 52
diff changeset
155
16
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parents: 15
diff changeset
156 // Set clock to 2mhz
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parents: 15
diff changeset
157 CLKPR = _BV(CLKPCE);
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parents: 15
diff changeset
158 // divide by 4
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parents: 15
diff changeset
159 CLKPR = _BV(CLKPS1);
52
c3f5e02c1c42 try a few more power saving measures, untested
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
160
c3f5e02c1c42 try a few more power saving measures, untested
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
161 // enable pullups
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Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
162 PORTB = 0xff; // XXX change when using SPI
c3f5e02c1c42 try a few more power saving measures, untested
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
163 PORTD = 0xff;
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Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
164 PORTC = 0xff;
16
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parents: 15
diff changeset
165
19
Matt Johnston <matt@ucc.asn.au>
parents: 17 18
diff changeset
166 // 3.3v power for bluetooth and SD
16
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parents: 15
diff changeset
167 DDR_LED |= _BV(PIN_LED);
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parents: 15
diff changeset
168 DDR_SHDN |= _BV(PIN_SHDN);
19
Matt Johnston <matt@ucc.asn.au>
parents: 17 18
diff changeset
169
46
9ccd965d938a Use the PRR etc, set value to proper ones
Matt Johnston <matt@ucc.asn.au>
parents: 44
diff changeset
170 // set pullup
9ccd965d938a Use the PRR etc, set value to proper ones
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parents: 44
diff changeset
171 PORTD |= _BV(PD2);
41
1701457e6007 fix tabbing
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parents: 40
diff changeset
172 // INT0 setup
52
c3f5e02c1c42 try a few more power saving measures, untested
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
173 EICRA = (1<<ISC01); // falling edge - data sheet says it won't work?
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
174 EIMSK = _BV(INT0);
52
c3f5e02c1c42 try a few more power saving measures, untested
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
175
c3f5e02c1c42 try a few more power saving measures, untested
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
176 // comparator disable
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parents: 46
diff changeset
177 ACSR = _BV(ACD);
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parents: 46
diff changeset
178
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Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
179 // disable adc pin input buffers
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parents: 46
diff changeset
180 DIDR0 = 0x3F; // acd0-adc5
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parents: 46
diff changeset
181 DIDR1 = (1<<AIN1D)|(1<<AIN0D); // ain0/ain1
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parents: 46
diff changeset
182
c3f5e02c1c42 try a few more power saving measures, untested
Matt Johnston <matt@ucc.asn.au>
parents: 46
diff changeset
183 sei();
18
bf733e8e8cf0 Add INT0 button
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parents: 15
diff changeset
184 }
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parents: 15
diff changeset
185
16
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parents: 15
diff changeset
186 static void
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parents: 15
diff changeset
187 set_aux_power(uint8_t on)
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parents: 15
diff changeset
188 {
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parents: 15
diff changeset
189 if (on)
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parents: 15
diff changeset
190 {
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parents: 15
diff changeset
191 PORT_SHDN &= ~_BV(PIN_SHDN);
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parents: 15
diff changeset
192 }
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parents: 15
diff changeset
193 else
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parents: 15
diff changeset
194 {
44
96c336896201 mostly works for testing
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parents: 41
diff changeset
195 PORT_SHDN |= _BV(PIN_SHDN);
16
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parents: 15
diff changeset
196 }
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parents: 15
diff changeset
197 }
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parents: 15
diff changeset
198
90
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
199 static void
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
200 get_epoch_ticks(struct epoch_ticks *t)
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
201 {
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
202 ATOMIC_BLOCK(ATOMIC_RESTORESTATE)
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
203 {
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
204 t->ticks = clock_epoch;
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
205 t->rem = TCNT2;
a1c1c2d475b0 print the remainder of timers as well
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parents: 89
diff changeset
206 }
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
207 }
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
208
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
209 static void
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
210 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
211 {
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
212 measurements[sensor*max_measurements + measurement] = reading;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
213 }
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 static uint16_t
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
216 get_measurement(uint8_t sensor, uint16_t measurement)
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 return measurements[sensor*max_measurements + measurement];
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
219 }
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
220
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
221 static void
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
222 setup_tick_counter()
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
223 {
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
224 // set up counter2.
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
225 // COM21 COM20 Set OC2 on Compare Match (p116)
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
226 // WGM21 Clear counter on compare
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
227 //TCCR2A = _BV(COM2A1) | _BV(COM2A0) | _BV(WGM21);
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parents: 15
diff changeset
228 // toggle on match
5075d8c428bd untested, add comms timeout code
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parents: 15
diff changeset
229 TCCR2A = _BV(COM2A0);
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
230 // CS22 CS21 CS20 clk/1024
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
231 TCCR2B = _BV(CS22) | _BV(CS21) | _BV(CS20);
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
232 // set async mode
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
233 ASSR |= _BV(AS2);
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
234 TCNT2 = 0;
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
235 OCR2A = SLEEP_COMPARE;
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
236 // interrupt
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
237 TIMSK2 = _BV(OCIE2A);
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
238 }
18
bf733e8e8cf0 Add INT0 button
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
239
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
240 static void
7
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
241 uart_on()
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
242 {
8
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
243 // Power reduction register
46
9ccd965d938a Use the PRR etc, set value to proper ones
Matt Johnston <matt@ucc.asn.au>
parents: 44
diff changeset
244 PRR &= ~_BV(PRUSART0);
8
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
245
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
246 // 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
247 // baud rate
7
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
248 UBRR0H = (unsigned char)(UBRR >> 8);
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
249 UBRR0L = (unsigned char)UBRR;
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
250 // set 2x clock, improves accuracy of UBRR
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
251 UCSR0A |= _BV(U2X0);
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
252 UCSR0B = _BV(RXCIE0) | _BV(RXEN0) | _BV(TXEN0);
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
253 //8N1
7
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
254 UCSR0C = _BV(UCSZ01) | _BV(UCSZ00);
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
255 uart_enabled = 1;
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
256 }
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
257
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
258 static void
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
259 uart_off()
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
260 {
89
51d889ad39a3 main.c : add a delay before turning on uart
Matt Johnston <matt@ucc.asn.au>
parents: 87
diff changeset
261 // Turn off interrupts and disable tx/rx
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
262 UCSR0B = 0;
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
263 uart_enabled = 0;
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
264
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
265 // Power reduction register
46
9ccd965d938a Use the PRR etc, set value to proper ones
Matt Johnston <matt@ucc.asn.au>
parents: 44
diff changeset
266 PRR |= _BV(PRUSART0);
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
267 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
268
10
1bfe28c348dd reading DS18B20 works
Matt Johnston <matt@ucc.asn.au>
parents: 9
diff changeset
269 int
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
270 uart_putchar(char c, FILE *stream)
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
271 {
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
272 if (!uart_enabled)
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
273 {
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
274 return EOF;
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
275 }
20
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
276 // XXX could perhaps sleep in the loop for power.
8
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
277 if (c == '\n')
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
278 {
10
1bfe28c348dd reading DS18B20 works
Matt Johnston <matt@ucc.asn.au>
parents: 9
diff changeset
279 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
280 UDR0 = '\r';
8
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
281 }
2
ab0e30c4b344 switch to atmega328
Matt Johnston <matt@ucc.asn.au>
parents: 1
diff changeset
282 loop_until_bit_is_set(UCSR0A, UDRE0);
ab0e30c4b344 switch to atmega328
Matt Johnston <matt@ucc.asn.au>
parents: 1
diff changeset
283 UDR0 = c;
20
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
284 if (stream == crc_stdout)
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
285 {
26
d3e5934fe55c - Move crc16 to utils and fix it
Matt Johnston <matt@ucc.asn.au>
parents: 25
diff changeset
286 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
287 }
10
1bfe28c348dd reading DS18B20 works
Matt Johnston <matt@ucc.asn.au>
parents: 9
diff changeset
288 if (c == '\r')
1bfe28c348dd reading DS18B20 works
Matt Johnston <matt@ucc.asn.au>
parents: 9
diff changeset
289 {
1bfe28c348dd reading DS18B20 works
Matt Johnston <matt@ucc.asn.au>
parents: 9
diff changeset
290 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
291 UDR0 = '\n';
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
292 if (stream == crc_stdout)
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
293 {
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
294 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
295 }
10
1bfe28c348dd reading DS18B20 works
Matt Johnston <matt@ucc.asn.au>
parents: 9
diff changeset
296 }
40
9b5b202129c3 main.c:
Matt Johnston <matt@ucc.asn.au>
parents: 36
diff changeset
297 return (unsigned char)c;
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
298 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
299
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
300 static void
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
301 cmd_fetch()
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
302 {
20
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
303 crc_out = 0;
55
8e897a682208 untested code to log voltage and internal temperature
Matt Johnston <matt@ucc.asn.au>
parents: 54
diff changeset
304
81
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
305 fprintf_P(crc_stdout, PSTR("START\n"));
59
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
306 {
90
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
307 struct epoch_ticks now;
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
308 get_epoch_ticks(&now);
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
309 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
310 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
311 }
81
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
312 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
313 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
314 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
315 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
316 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
317 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
318 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
319 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
320 fprintf_P(crc_stdout, PSTR("measure=%hu\n"), measure_wake);
81b8c84344c4 - log more details
Matt Johnston <matt@ucc.asn.au>
parents: 83
diff changeset
321 fprintf_P(crc_stdout, PSTR("comms=%hu\n"), comms_wake);
81b8c84344c4 - log more details
Matt Johnston <matt@ucc.asn.au>
parents: 83
diff changeset
322 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
323 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
324 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
325 fprintf_P(crc_stdout, PSTR("maxsens=%hhu\n"), MAX_SENSORS);
81b8c84344c4 - log more details
Matt Johnston <matt@ucc.asn.au>
parents: 83
diff changeset
326 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
327 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
328 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
329 {
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("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
331 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
332 fputc('\n', crc_stdout);
15
54b0fda9cba7 Add shutdown handling, print sensors in "fetch" output
Matt Johnston <matt@ucc.asn.au>
parents: 14
diff changeset
333 }
36
a670a67ba489 - decrease measurement interval, measure at start
Matt Johnston <matt@ucc.asn.au>
parents: 33
diff changeset
334 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
335 for (uint16_t n = 0; n < n_measurements; n++)
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
336 {
46
9ccd965d938a Use the PRR etc, set value to proper ones
Matt Johnston <matt@ucc.asn.au>
parents: 44
diff changeset
337 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
338 for (uint8_t s = 0; s < n_sensors; s++)
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
339 {
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
340 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
341 }
20
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
342 fputc('\n', crc_stdout);
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
343 }
20
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
344 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
345 fprintf_P(stdout, PSTR("CRC=%hu\n"), crc_out);
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
346 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
347
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
348 static void
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
349 cmd_clear()
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
350 {
7
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
351 n_measurements = 0;
32
e18d7e89c17d More minor work
Matt Johnston <matt@ucc.asn.au>
parents: 27
diff changeset
352 printf_P(PSTR("cleared\n"));
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
353 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
354
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
355 static void
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
356 cmd_btoff()
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
357 {
93
f18fd4257296 don't reset the wake time when btoff happens
Matt Johnston <matt@ucc.asn.au>
parents: 90
diff changeset
358 uint8_t rem;
f18fd4257296 don't reset the wake time when btoff happens
Matt Johnston <matt@ucc.asn.au>
parents: 90
diff changeset
359 uint16_t count_copy;
59
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
360 ATOMIC_BLOCK(ATOMIC_RESTORESTATE)
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
361 {
93
f18fd4257296 don't reset the wake time when btoff happens
Matt Johnston <matt@ucc.asn.au>
parents: 90
diff changeset
362 count_copy = comms_count;
f18fd4257296 don't reset the wake time when btoff happens
Matt Johnston <matt@ucc.asn.au>
parents: 90
diff changeset
363 rem = TCNT2;
59
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 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
366 printf_P(PSTR("rem=%hhu,"), rem);
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
367 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
368 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
369 _delay_ms(100);
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
370 comms_timeout = 0;
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
371 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
372
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
373 static void
54
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
374 cmd_reset()
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
375 {
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
376 printf_P(PSTR("reset\n"));
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
377 _delay_ms(100);
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
378 cli(); // disable interrupts
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
379 wdt_enable(WDTO_15MS); // enable watchdog
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
380 while(1); // wait for watchdog to reset processor
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
381 }
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
382
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
383 static void
12
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
384 cmd_measure()
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
385 {
33
024f5571df8c - Debug log file for server
Matt Johnston <matt@ucc.asn.au>
parents: 32
diff changeset
386 printf_P(PSTR("measuring\n"));
12
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
387 need_measurement = 1;
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
388 }
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
389
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
390 static void
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
391 cmd_sensors()
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 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
394 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
395 long_delay(DS18B20_TCONV_12BIT);
12
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
396 simple_ds18b20_read_all();
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
397 }
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
398
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
399 static void
76
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
400 init_sensors()
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
401 {
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
402 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
403 printf_P(PSTR("init sensors\n"));
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
404 ow_reset();
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
405 for( uint8_t diff = OW_SEARCH_FIRST; diff != OW_LAST_DEVICE; )
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
406 {
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
407 diff = ow_rom_search( diff, &id[0] );
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
408 if( diff == OW_PRESENCE_ERR ) {
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
409 printf_P( PSTR("No Sensor found\r") );
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
410 return;
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
411 }
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
412
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
413 if( diff == OW_DATA_ERR ) {
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
414 printf_P( PSTR("Bus Error\r") );
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
415 return;
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
416 }
76
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
417
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
418 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
419 {
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
420 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
421 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
422 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
423 putchar('\n');
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
424 n_sensors++;
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
425 }
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
426 else
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
427 {
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
428 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
429 }
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
430 }
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
431
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
432 max_measurements = TOTAL_MEASUREMENTS / n_sensors;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
433 }
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 static void
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
436 load_params()
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 uint16_t magic;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
439 eeprom_read(magic, magic);
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
440 if (magic == EXPECT_MAGIC)
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
441 {
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
442 eeprom_read(measure_wake, measure_wake);
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
443 eeprom_read(comms_wake, comms_wake);
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
444 eeprom_read(wake_secs, wake_secs);
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
445 }
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
446 }
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
447
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
448 static void
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
449 cmd_get_params()
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
450 {
81
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
451 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
452 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
453 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
454 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
455 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
456 n_sensors, MAX_SENSORS);
4a2a82d6302c try and be a bit more frugal with stack
Matt Johnston <matt@ucc.asn.au>
parents: 80
diff changeset
457 printf_P(PSTR("meas %hu (%hu)\n"),
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
458 max_measurements, TOTAL_MEASUREMENTS);
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
459 }
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
460
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
461 static void
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
462 cmd_set_params(const char *params)
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
463 {
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
464 uint16_t new_measure_wake;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
465 uint16_t new_comms_wake;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
466 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
467 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
468 &new_measure_wake, &new_comms_wake, &new_wake_secs);
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
469
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
470 if (ret != 3)
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
471 {
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
472 printf_P(PSTR("Bad values\n"));
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
473 }
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
474 else
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
475 {
14
426fb44ece3f Lots of it works now.
Matt Johnston <matt@ucc.asn.au>
parents: 13
diff changeset
476 cli();
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
477 eeprom_write(new_measure_wake, measure_wake);
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
478 eeprom_write(new_comms_wake, comms_wake);
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
479 eeprom_write(new_wake_secs, wake_secs);
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
480 uint16_t magic = EXPECT_MAGIC;
14
426fb44ece3f Lots of it works now.
Matt Johnston <matt@ucc.asn.au>
parents: 13
diff changeset
481 eeprom_write(magic, magic);
426fb44ece3f Lots of it works now.
Matt Johnston <matt@ucc.asn.au>
parents: 13
diff changeset
482 sei();
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
483 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
484 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
485 new_measure_wake, new_comms_wake, new_wake_secs);
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
486 }
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
487 }
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
488
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
489 static void
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
490 cmd_awake()
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
491 {
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
492 stay_awake = 1;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
493 printf_P(PSTR("awake\n"));
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
494 }
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
495
12
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
496 static void
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
497 read_handler()
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
498 {
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
499 if (strcmp_P(readbuf, PSTR("fetch")) == 0)
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
500 {
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
501 cmd_fetch();
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
502 }
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
503 else if (strcmp_P(readbuf, PSTR("clear")) == 0)
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
504 {
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
505 cmd_clear();
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
506 }
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
507 else if (strcmp_P(readbuf, PSTR("btoff")) == 0)
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
508 {
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
509 cmd_btoff();
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
510 }
12
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
511 else if (strcmp_P(readbuf, PSTR("measure")) == 0)
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
512 {
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
513 cmd_measure();
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
514 }
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
515 else if (strcmp_P(readbuf, PSTR("sensors")) == 0)
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
516 {
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
517 cmd_sensors();
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
518 }
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
519 else if (strcmp_P(readbuf, PSTR("get_params")) == 0)
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 cmd_get_params();
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
522 }
83
b9179968a272 - fix set_params (strange)
Matt Johnston <matt@ucc.asn.au>
parents: 81
diff changeset
523 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
524 {
83
b9179968a272 - fix set_params (strange)
Matt Johnston <matt@ucc.asn.au>
parents: 81
diff changeset
525 cmd_set_params(&readbuf[11]);
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
526 }
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
527 else if (strcmp_P(readbuf, PSTR("awake")) == 0)
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
528 {
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
529 cmd_awake();
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
530 }
54
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
531 else if (strcmp_P(readbuf, PSTR("reset")) == 0)
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
532 {
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
533 cmd_reset();
0d3d14af55c2 add "awake" and "reset" functions
Matt Johnston <matt@ucc.asn.au>
parents: 52
diff changeset
534 }
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
535 else
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
536 {
83
b9179968a272 - fix set_params (strange)
Matt Johnston <matt@ucc.asn.au>
parents: 81
diff changeset
537 printf_P(PSTR("Bad command '%s'\n"), readbuf);
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
538 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
539 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
540
20
878be5e353a0 Untested - calculate crc in uart_putchar
Matt Johnston <matt@ucc.asn.au>
parents: 19
diff changeset
541 ISR(INT0_vect)
18
bf733e8e8cf0 Add INT0 button
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
542 {
90
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
543 button_pressed = 1;
24
44c5ab5ea879 - some fixes for server code
Matt Johnston <matt@ucc.asn.au>
parents: 22
diff changeset
544 blink();
44c5ab5ea879 - some fixes for server code
Matt Johnston <matt@ucc.asn.au>
parents: 22
diff changeset
545 _delay_ms(100);
44c5ab5ea879 - some fixes for server code
Matt Johnston <matt@ucc.asn.au>
parents: 22
diff changeset
546 blink();
18
bf733e8e8cf0 Add INT0 button
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
547 }
bf733e8e8cf0 Add INT0 button
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
548
bf733e8e8cf0 Add INT0 button
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
549
2
ab0e30c4b344 switch to atmega328
Matt Johnston <matt@ucc.asn.au>
parents: 1
diff changeset
550 ISR(USART_RX_vect)
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
551 {
2
ab0e30c4b344 switch to atmega328
Matt Johnston <matt@ucc.asn.au>
parents: 1
diff changeset
552 char c = UDR0;
33
024f5571df8c - Debug log file for server
Matt Johnston <matt@ucc.asn.au>
parents: 32
diff changeset
553 #ifdef HAVE_UART_ECHO
12
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
554 uart_putchar(c, NULL);
33
024f5571df8c - Debug log file for server
Matt Johnston <matt@ucc.asn.au>
parents: 32
diff changeset
555 #endif
22
885532437100 A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 20
diff changeset
556 if (c == '\r' || c == '\n')
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
557 {
22
885532437100 A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 20
diff changeset
558 if (readpos > 0)
885532437100 A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 20
diff changeset
559 {
885532437100 A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 20
diff changeset
560 readbuf[readpos] = '\0';
27
dbbd503119ba Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
561 have_cmd = 1;
22
885532437100 A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 20
diff changeset
562 readpos = 0;
885532437100 A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 20
diff changeset
563 }
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
564 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
565 else
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
566 {
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
567 readbuf[readpos] = c;
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
568 readpos++;
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
569 if (readpos >= sizeof(readbuf))
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
570 {
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
571 readpos = 0;
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 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
574 }
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
575
2
ab0e30c4b344 switch to atmega328
Matt Johnston <matt@ucc.asn.au>
parents: 1
diff changeset
576 ISR(TIMER2_COMPA_vect)
1
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
577 {
14
426fb44ece3f Lots of it works now.
Matt Johnston <matt@ucc.asn.au>
parents: 13
diff changeset
578 TCNT2 = 0;
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
579 measure_count += TICK;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
580 comms_count += TICK;
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
581
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
582 clock_epoch += TICK;
17
a5e3b363675d Add clock_epoch
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
583
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
584 if (comms_timeout != 0)
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
585 {
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
586 comms_timeout -= TICK;
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
587 }
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
588
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
589 if (measure_count >= measure_wake)
1
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
590 {
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
591 measure_count = 0;
1
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
592 need_measurement = 1;
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
593 }
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
594
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
595 if (comms_count >= comms_wake)
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
596 {
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
597 comms_count = 0;
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
598 need_comms = 1;
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
599 }
1
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
600 }
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
601
3
888be1b234b6 Add FatFS
Matt Johnston <matt@ucc.asn.au>
parents: 2
diff changeset
602 DWORD get_fattime (void)
888be1b234b6 Add FatFS
Matt Johnston <matt@ucc.asn.au>
parents: 2
diff changeset
603 {
888be1b234b6 Add FatFS
Matt Johnston <matt@ucc.asn.au>
parents: 2
diff changeset
604 return 0;
888be1b234b6 Add FatFS
Matt Johnston <matt@ucc.asn.au>
parents: 2
diff changeset
605 }
888be1b234b6 Add FatFS
Matt Johnston <matt@ucc.asn.au>
parents: 2
diff changeset
606
1
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
607 static void
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
608 deep_sleep()
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
609 {
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
610 // p119 of manual
2
ab0e30c4b344 switch to atmega328
Matt Johnston <matt@ucc.asn.au>
parents: 1
diff changeset
611 OCR2A = SLEEP_COMPARE;
ab0e30c4b344 switch to atmega328
Matt Johnston <matt@ucc.asn.au>
parents: 1
diff changeset
612 loop_until_bit_is_clear(ASSR, OCR2AUB);
1
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
613
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
614 set_sleep_mode(SLEEP_MODE_PWR_SAVE);
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
615 sleep_mode();
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
616 }
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
617
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
618 static void
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
619 idle_sleep()
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
620 {
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
621 set_sleep_mode(SLEEP_MODE_IDLE);
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
622 sleep_mode();
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
623 }
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
624
59
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
625 static uint16_t
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
626 adc_vcc()
55
8e897a682208 untested code to log voltage and internal temperature
Matt Johnston <matt@ucc.asn.au>
parents: 54
diff changeset
627 {
8e897a682208 untested code to log voltage and internal temperature
Matt Johnston <matt@ucc.asn.au>
parents: 54
diff changeset
628 PRR &= ~_BV(PRADC);
8e897a682208 untested code to log voltage and internal temperature
Matt Johnston <matt@ucc.asn.au>
parents: 54
diff changeset
629
62
Matt Johnston <matt@ucc.asn.au>
parents: 60 61
diff changeset
630 // /16 prescaler
55
8e897a682208 untested code to log voltage and internal temperature
Matt Johnston <matt@ucc.asn.au>
parents: 54
diff changeset
631 ADCSRA = _BV(ADEN) | _BV(ADPS2);
8e897a682208 untested code to log voltage and internal temperature
Matt Johnston <matt@ucc.asn.au>
parents: 54
diff changeset
632
8e897a682208 untested code to log voltage and internal temperature
Matt Johnston <matt@ucc.asn.au>
parents: 54
diff changeset
633 // set to measure 1.1 reference
58
5100e0bdadad fix voltage
Matt Johnston <matt@ucc.asn.au>
parents: 55
diff changeset
634 ADMUX = _BV(REFS0) | _BV(MUX3) | _BV(MUX2) | _BV(MUX1);
60
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
635 // average a number of samples
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
636 uint16_t sum = 0;
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
637 uint8_t num = 0;
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
638 for (uint8_t n = 0; n < 20; n++)
59
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
639 {
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
640 ADCSRA |= _BV(ADSC);
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
641 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
642
60
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
643 uint8_t low_11 = ADCL;
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
644 uint8_t high_11 = ADCH;
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
645 uint16_t val = low_11 + (high_11 << 8);
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
646
60
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
647 if (n >= 4)
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
648 {
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
649 sum += val;
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
650 num++;
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
651 }
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
652 }
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
653 ADCSRA = 0;
2ebe33714989 average voltages
Matt Johnston <matt@ucc.asn.au>
parents: 59
diff changeset
654 PRR |= _BV(PRADC);
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
655
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
656 //float res_volts = 1.1 * 1024 * num / sum;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
657 //return 1000 * res_volts;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
658 return ((uint32_t)1100*1024*num) / sum;
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
659 }
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
660
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
661 static void
1
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
662 do_measurement()
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
663 {
75
ca08442635ca report raw ds18b20 values instead
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
664 blink();
ca08442635ca report raw ds18b20 values instead
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
665
90
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
666 /* 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
667 get_epoch_ticks(&last_measurement_clock);
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
668 if (n_measurements == 0)
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
669 {
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
670 first_measurement_clock = last_measurement_clock;
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
671 }
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
672
55
8e897a682208 untested code to log voltage and internal temperature
Matt Johnston <matt@ucc.asn.au>
parents: 54
diff changeset
673 simple_ds18b20_start_meas(NULL);
59
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
674 // sleep rather than using a long delay
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
675 deep_sleep();
d5b269352ba0 - add some atomic guards
Matt Johnston <matt@ucc.asn.au>
parents: 58
diff changeset
676 //_delay_ms(DS18B20_TCONV_12BIT);
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
677
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
678 if (n_measurements == max_measurements)
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
679 {
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
680 n_measurements = 0;
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
681 }
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
682
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
683 for (uint8_t s = 0; s < n_sensors; s++)
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
684 {
75
ca08442635ca report raw ds18b20 values instead
Matt Johnston <matt@ucc.asn.au>
parents: 62
diff changeset
685 uint16_t reading;
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
686 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
687 if (ret != DS18X20_OK)
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
688 {
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
689 reading = VALUE_BROKEN;
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
690 }
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
691 set_measurement(s, n_measurements, reading);
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
692 }
22
885532437100 A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 20
diff changeset
693
14
426fb44ece3f Lots of it works now.
Matt Johnston <matt@ucc.asn.au>
parents: 13
diff changeset
694 n_measurements++;
1
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
695 }
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
696
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
697 static void
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
698 do_comms()
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
699 {
90
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
700 get_epoch_ticks(&last_comms_clock);
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
701
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
702 // turn on bluetooth
24
44c5ab5ea879 - some fixes for server code
Matt Johnston <matt@ucc.asn.au>
parents: 22
diff changeset
703 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
704 // avoid receiving rubbish, perhaps
51d889ad39a3 main.c : add a delay before turning on uart
Matt Johnston <matt@ucc.asn.au>
parents: 87
diff changeset
705 _delay_ms(50);
7
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
706 uart_on();
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
707
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
708 // write sd card here? same 3.3v regulator...
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
709
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
710 for (comms_timeout = wake_secs;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
711 comms_timeout > 0 || stay_awake;
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
712 )
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
713 {
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
714 if (need_measurement)
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
715 {
14
426fb44ece3f Lots of it works now.
Matt Johnston <matt@ucc.asn.au>
parents: 13
diff changeset
716 need_measurement = 0;
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
717 do_measurement();
44
96c336896201 mostly works for testing
Matt Johnston <matt@ucc.asn.au>
parents: 41
diff changeset
718 continue;
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
719 }
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
720
27
dbbd503119ba Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
721 if (have_cmd)
dbbd503119ba Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
722 {
dbbd503119ba Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
723 have_cmd = 0;
dbbd503119ba Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
724 read_handler();
44
96c336896201 mostly works for testing
Matt Johnston <matt@ucc.asn.au>
parents: 41
diff changeset
725 continue;
27
dbbd503119ba Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
726 }
dbbd503119ba Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 26
diff changeset
727
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
728 // wait for commands from the master
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
729 idle_sleep();
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
730 }
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
731
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
732 uart_off();
46
9ccd965d938a Use the PRR etc, set value to proper ones
Matt Johnston <matt@ucc.asn.au>
parents: 44
diff changeset
733 // 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
734 _delay_ms(100);
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
735 set_aux_power(0);
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
736 }
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
737
7
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
738 static void
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
739 blink()
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
740 {
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
741 PORT_LED &= ~_BV(PIN_LED);
9
7da9a3f23592 Import ds18x20 code
Matt Johnston <matt@ucc.asn.au>
parents: 8
diff changeset
742 _delay_ms(1);
7
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
743 PORT_LED |= _BV(PIN_LED);
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
744 }
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
745
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
746 static void
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
747 long_delay(int ms)
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
748 {
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
749 int iter = ms / 100;
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
750
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
751 for (int i = 0; i < iter; i++)
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
752 {
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
753 _delay_ms(100);
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
754 }
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
755 }
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
756
8
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
757 ISR(BADISR_vect)
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
758 {
14
426fb44ece3f Lots of it works now.
Matt Johnston <matt@ucc.asn.au>
parents: 13
diff changeset
759 //uart_on();
8
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
760 printf_P(PSTR("Bad interrupt\n"));
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
761 }
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
762
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
763 int main(void)
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
764 {
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
765 setup_chip();
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
766 blink();
9
7da9a3f23592 Import ds18x20 code
Matt Johnston <matt@ucc.asn.au>
parents: 8
diff changeset
767
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
768 set_aux_power(0);
7
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
769
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
770 stdout = &mystdout;
7
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
771 uart_on();
52cb08a01171 serial prints something
Matt Johnston <matt@ucc.asn.au>
parents: 6
diff changeset
772
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
773 printf(PSTR("Started.\n"));
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
774
80
1e2068c5413a - store settings in eeprom
Matt Johnston <matt@ucc.asn.au>
parents: 79
diff changeset
775 load_params();
13
4838bfcb3504 Add eeprom stuff
Matt Johnston <matt@ucc.asn.au>
parents: 12
diff changeset
776
76
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
777 init_sensors();
6e47a61edc47 don't store sensors in eeprom, scan at startup instead
Matt Johnston <matt@ucc.asn.au>
parents: 75
diff changeset
778
8
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
779 uart_off();
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
780
6
9d538f674ff0 - Some basic ADC code
Matt Johnston <matt@ucc.asn.au>
parents: 5
diff changeset
781 // 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
782 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
783
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
784 setup_tick_counter();
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
785
12
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
786 sei();
8
c55321727d02 deep sleep works
Matt Johnston <matt@ucc.asn.au>
parents: 7
diff changeset
787
25
2943f62c8e62 - Make the python work on openwrt
Matt Johnston <matt@ucc.asn.au>
parents: 24
diff changeset
788 need_comms = 1;
36
a670a67ba489 - decrease measurement interval, measure at start
Matt Johnston <matt@ucc.asn.au>
parents: 33
diff changeset
789 need_measurement = 1;
25
2943f62c8e62 - Make the python work on openwrt
Matt Johnston <matt@ucc.asn.au>
parents: 24
diff changeset
790
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
791 for(;;)
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
792 {
90
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
793 if (button_pressed)
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
794 {
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
795 // debounce
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
796 _delay_ms(200);
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
797 need_comms = 1;
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
798 comms_timeout = wake_secs;
a1c1c2d475b0 print the remainder of timers as well
Matt Johnston <matt@ucc.asn.au>
parents: 89
diff changeset
799 button_pressed = 0;
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
800 continue;
1
1d1897d66b03 Some counter2 bits
Matt Johnston <matt@ucc.asn.au>
parents: 0
diff changeset
801 }
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
802
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
803 if (need_comms)
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
804 {
16
5075d8c428bd untested, add comms timeout code
Matt Johnston <matt@ucc.asn.au>
parents: 15
diff changeset
805 need_comms = 0;
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
806 do_comms();
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
807 continue;
4
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
808 }
54d369e3d689 Fill out more main.c structure
Matt Johnston <matt@ucc.asn.au>
parents: 3
diff changeset
809
97
bf707a3775d2 change default comms_wake
Matt Johnston <matt@ucc.asn.au>
parents: 93
diff changeset
810 if (need_measurement)
bf707a3775d2 change default comms_wake
Matt Johnston <matt@ucc.asn.au>
parents: 93
diff changeset
811 {
bf707a3775d2 change default comms_wake
Matt Johnston <matt@ucc.asn.au>
parents: 93
diff changeset
812 need_measurement = 0;
bf707a3775d2 change default comms_wake
Matt Johnston <matt@ucc.asn.au>
parents: 93
diff changeset
813 do_measurement();
bf707a3775d2 change default comms_wake
Matt Johnston <matt@ucc.asn.au>
parents: 93
diff changeset
814 continue;
bf707a3775d2 change default comms_wake
Matt Johnston <matt@ucc.asn.au>
parents: 93
diff changeset
815 }
bf707a3775d2 change default comms_wake
Matt Johnston <matt@ucc.asn.au>
parents: 93
diff changeset
816
41
1701457e6007 fix tabbing
Matt Johnston <matt@ucc.asn.au>
parents: 40
diff changeset
817 deep_sleep();
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
818 }
12
3c27bfbd7f3a Add simple_ds18b20.c etc
Matt Johnston <matt@ucc.asn.au>
parents: 10
diff changeset
819
0
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
820 return 0; /* never reached */
c8b14b2950b9 Some basic bits
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
821 }