diff options
Diffstat (limited to 'src/ao_config.c')
| -rw-r--r-- | src/ao_config.c | 61 |
1 files changed, 44 insertions, 17 deletions
diff --git a/src/ao_config.c b/src/ao_config.c index 021fb6f6..85fcff8c 100644 --- a/src/ao_config.c +++ b/src/ao_config.c @@ -45,7 +45,8 @@ _ao_config_get(void) ao_config.minor = AO_CONFIG_MINOR; ao_config.main_deploy = AO_CONFIG_DEFAULT_MAIN_DEPLOY; ao_config.radio_channel = AO_CONFIG_DEFAULT_RADIO_CHANNEL; - ao_config.accel_zero_g = AO_CONFIG_DEFAULT_ACCEL_ZERO_G; + ao_config.accel_plus_g = 0; + ao_config.accel_minus_g = 0; memset(&ao_config.callsign, '\0', sizeof (ao_config.callsign)); memcpy(&ao_config.callsign, AO_CONFIG_DEFAULT_CALLSIGN, sizeof(AO_CONFIG_DEFAULT_CALLSIGN) - 1); @@ -53,9 +54,14 @@ _ao_config_get(void) ao_config_dirty = 1; } if (ao_config.minor < AO_CONFIG_MINOR) { - /* Fixups for major version 1 */ + /* Fixups for mior version 1 */ if (ao_config.minor < 1) ao_config.apogee_delay = AO_CONFIG_DEFAULT_APOGEE_DELAY; + /* Fixupes for minor version 2 */ + if (ao_config.minor < 2) { + ao_config.accel_plus_g = 0; + ao_config.accel_minus_g = 0; + } ao_config.minor = AO_CONFIG_MINOR; ao_config_dirty = 1; } @@ -152,23 +158,28 @@ ao_config_main_deploy_set(void) __reentrant } void -ao_config_accel_zero_g_show(void) __reentrant +ao_config_accel_calibrate_show(void) __reentrant { - printf("Accel zero g point: %d\n", - ao_config.accel_zero_g); + printf("Accel cal +1g: %d -1g: %d\n", + ao_config.accel_plus_g, ao_config.accel_minus_g); } -#define ZERO_G_SAMPLES 1000 +#define ACCEL_CALIBRATE_SAMPLES 1024 +#define ACCEL_CALIBRATE_SHIFT 10 static int16_t -ao_config_accel_zero_g_auto(void) __reentrant +ao_config_accel_calibrate_auto(char *orientation) __reentrant { uint16_t i; int32_t accel_total; uint8_t cal_adc_ring; - puts("Calibrating accelerometer..."); flush(); - i = ZERO_G_SAMPLES; + printf("Orient %s and press a key...", orientation); + flush(); + (void) getchar(); + puts("\r\n"); flush(); + puts("Calibrating..."); flush(); + i = ACCEL_CALIBRATE_SAMPLES; accel_total = 0; cal_adc_ring = ao_adc_head; while (i) { @@ -179,22 +190,38 @@ ao_config_accel_zero_g_auto(void) __reentrant i--; } } - return (int16_t) (accel_total / ZERO_G_SAMPLES); + return accel_total >> ACCEL_CALIBRATE_SHIFT; } + void -ao_config_accel_zero_g_set(void) __reentrant +ao_config_accel_calibrate_set(void) __reentrant { + int16_t up, down; ao_cmd_decimal(); if (ao_cmd_status != ao_cmd_success) return; - if (ao_cmd_lex_i == 0) - ao_cmd_lex_i = ao_config_accel_zero_g_auto(); + if (ao_cmd_lex_i == 0) { + up = ao_config_accel_calibrate_auto("antenna up"); + down = ao_config_accel_calibrate_auto("antenna down"); + } else { + up = ao_cmd_lex_i; + ao_cmd_decimal(); + if (ao_cmd_status != ao_cmd_success) + return; + down = ao_cmd_lex_i; + } + if (up >= down) { + printf("Invalid accel calibration: antenna up (%d) should be less than antenna down (%d)\n", + up, down); + return; + } ao_mutex_get(&ao_config_mutex); _ao_config_get(); - ao_config.accel_zero_g = ao_cmd_lex_i; + ao_config.accel_plus_g = up; + ao_config.accel_minus_g = down; ao_config_dirty = 1; ao_mutex_put(&ao_config_mutex); - ao_config_accel_zero_g_show(); + ao_config_accel_calibrate_show(); } void @@ -237,8 +264,8 @@ ao_config_write(void) __reentrant; __code struct ao_config_var ao_config_vars[] = { { 'm', ao_config_main_deploy_set, ao_config_main_deploy_show, "m <meters> Set height above launch for main deploy (in meters)" }, - { 'a', ao_config_accel_zero_g_set, ao_config_accel_zero_g_show, - "a <value> Set accelerometer zero g point (0 for auto)" }, + { 'a', ao_config_accel_calibrate_set, ao_config_accel_calibrate_show, + "a <+g> <-g> Set accelerometer calibration (0 for auto)" }, { 'r', ao_config_radio_channel_set, ao_config_radio_channel_show, "r <channel> Set radio channel (freq = 434.550 + channel * .1)" }, { 'c', ao_config_callsign_set, ao_config_callsign_show, |