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comparison main.c @ 81:4a2a82d6302c

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try and be a bit more frugal with stack
author Matt Johnston <matt@ucc.asn.au>
date Wed, 11 Jul 2012 00:22:31 +0800
parents 1e2068c5413a
children b9179968a272
comparison
equal deleted inserted replaced
80:1e2068c5413a 81:4a2a82d6302c
279 279
280 static void 280 static void
281 cmd_fetch() 281 cmd_fetch()
282 { 282 {
283 crc_out = 0; 283 crc_out = 0;
284 uint16_t millivolt_vcc = adc_vcc(); 284
285 285 fprintf_P(crc_stdout, PSTR("START\n"));
286 uint32_t epoch_copy; 286 {
287 ATOMIC_BLOCK(ATOMIC_RESTORESTATE) 287 uint32_t epoch_copy;
288 { 288 ATOMIC_BLOCK(ATOMIC_RESTORESTATE)
289 epoch_copy = clock_epoch; 289 {
290 } 290 epoch_copy = clock_epoch;
291 291 }
292 fprintf_P(crc_stdout, PSTR("START\n" 292 fprintf_P(crc_stdout, PSTR("now=%lu\n"), epoch_copy);
293 "now=%lu\n" 293 }
294 "time_step=%hu\n" 294 fprintf_P(crc_stdout, PSTR("time_step=%hu\n"), measure_wake);
295 "first_time=%lu\n" 295 fprintf_P(crc_stdout, PSTR("first_time=%lu\n"), first_measurement_clock);
296 "last_time=%lu\n" 296 fprintf_P(crc_stdout, PSTR("last_time=%lu\n"), last_measurement_clock);
297 "comms_time=%lu\n" 297 fprintf_P(crc_stdout, PSTR("comms_time=%lu\n"), last_comms_clock);
298 "voltage=%hu\n" 298 fprintf_P(crc_stdout, PSTR("voltage=%hu\n"), adc_vcc());
299 ), 299 fprintf_P(crc_stdout, PSTR("sensors=%hhu\n"), n_sensors);
300 epoch_copy,
301 measure_wake,
302 first_measurement_clock,
303 last_measurement_clock,
304 last_comms_clock,
305 millivolt_vcc
306 );
307 fprintf_P(crc_stdout, PSTR("sensors=%u\n"), n_sensors);
308 for (uint8_t s = 0; s < n_sensors; s++) 300 for (uint8_t s = 0; s < n_sensors; s++)
309 { 301 {
310 fprintf_P(crc_stdout, PSTR("sensor_id%u="), s); 302 fprintf_P(crc_stdout, PSTR("sensor_id%hhu="), s);
311 printhex(sensor_id[s], ID_LEN, crc_stdout); 303 printhex(sensor_id[s], ID_LEN, crc_stdout);
312 fputc('\n', crc_stdout); 304 fputc('\n', crc_stdout);
313 } 305 }
314 fprintf_P(crc_stdout, PSTR("measurements=%hu\n"), n_measurements); 306 fprintf_P(crc_stdout, PSTR("measurements=%hu\n"), n_measurements);
315 for (uint16_t n = 0; n < n_measurements; n++) 307 for (uint16_t n = 0; n < n_measurements; n++)
363 355
364 static void 356 static void
365 cmd_sensors() 357 cmd_sensors()
366 { 358 {
367 uint8_t ret = simple_ds18b20_start_meas(NULL); 359 uint8_t ret = simple_ds18b20_start_meas(NULL);
368 printf_P(PSTR("All sensors, ret %d, waiting...\n"), ret); 360 printf_P(PSTR("All sensors, ret %hhu, waiting...\n"), ret);
369 long_delay(DS18B20_TCONV_12BIT); 361 long_delay(DS18B20_TCONV_12BIT);
370 simple_ds18b20_read_all(); 362 simple_ds18b20_read_all();
371 } 363 }
372 364
373 static void 365 static void
390 } 382 }
391 383
392 if (n_sensors < MAX_SENSORS) 384 if (n_sensors < MAX_SENSORS)
393 { 385 {
394 memcpy(sensor_id[n_sensors], id, ID_LEN); 386 memcpy(sensor_id[n_sensors], id, ID_LEN);
395 printf_P(PSTR("Added sensor %d : "), n_sensors); 387 printf_P(PSTR("Added sensor %hhu : "), n_sensors);
396 printhex(id, ID_LEN, stdout); 388 printhex(id, ID_LEN, stdout);
397 putchar('\n'); 389 putchar('\n');
398 n_sensors++; 390 n_sensors++;
399 } 391 }
400 else 392 else
420 } 412 }
421 413
422 static void 414 static void
423 cmd_get_params() 415 cmd_get_params()
424 { 416 {
425 printf_P(PSTR("measure %hu comms %hu wake %u tick %d sensors %u (%u) meas %hu (%hu)\n"), 417 printf_P(PSTR("measure %hu\n"), measure_wake);
426 measure_wake, comms_wake, wake_secs, TICK, 418 printf_P(PSTR("comms %hu\n"), comms_wake);
427 n_sensors, MAX_SENSORS, 419 printf_P(PSTR("wake %hhu\n"), wake_secs);
420 printf_P(PSTR("tick %d\n"), TICK);
421 printf_P(PSTR("sensors %hhu (%hhu)\n"),
422 n_sensors, MAX_SENSORS);
423 printf_P(PSTR("meas %hu (%hu)\n"),
428 max_measurements, TOTAL_MEASUREMENTS); 424 max_measurements, TOTAL_MEASUREMENTS);
429 } 425 }
430 426
431 static void 427 static void
432 cmd_set_params(const char *params) 428 cmd_set_params(const char *params)
433 { 429 {
434 uint16_t new_measure_wake; 430 uint16_t new_measure_wake;
435 uint16_t new_comms_wake; 431 uint16_t new_comms_wake;
436 uint8_t new_wake_secs; 432 uint8_t new_wake_secs;
437 int ret = sscanf_P(params, PSTR("%hu %hu %u"), 433 int ret = sscanf_P(params, PSTR("%hu %hu %hhu"),
438 &new_measure_wake, &new_comms_wake, &new_wake_secs); 434 &new_measure_wake, &new_comms_wake, &new_wake_secs);
439 435
440 if (ret != 3) 436 if (ret != 3)
441 { 437 {
442 printf_P(PSTR("Bad values\n")); 438 printf_P(PSTR("Bad values\n"));
449 eeprom_write(new_wake_secs, wake_secs); 445 eeprom_write(new_wake_secs, wake_secs);
450 uint16_t magic = EXPECT_MAGIC; 446 uint16_t magic = EXPECT_MAGIC;
451 eeprom_write(magic, magic); 447 eeprom_write(magic, magic);
452 sei(); 448 sei();
453 printf_P(PSTR("set_params for next boot\n")); 449 printf_P(PSTR("set_params for next boot\n"));
454 printf_P(PSTR("measure %hu comms %hu wake %u\n"), 450 printf_P(PSTR("measure %hu comms %hu wake %hhu\n"),
455 new_measure_wake, new_comms_wake, new_wake_secs); 451 new_measure_wake, new_comms_wake, new_wake_secs);
456 } 452 }
457 } 453 }
458 454
459 static void 455 static void