diff options
Diffstat (limited to '')
| -rw-r--r-- | fsm/adc.c | 58 | ||||
| -rw-r--r-- | fsm/adc.h | 10 | ||||
| -rw-r--r-- | fsm/eeprom.c | 8 | ||||
| -rw-r--r-- | fsm/eeprom.h | 8 |
4 files changed, 48 insertions, 36 deletions
@@ -209,8 +209,8 @@ static void ADC_voltage_handler() { #endif else measurement = adc_smooth[0]; - // convert raw ADC value to FSM voltage units: Volts * 40 - // 0 .. 200 = 0.0V .. 5.0V + // convert raw ADC value to FSM voltage units: Volts * 50 + // 0 .. 250 = 0.0V .. 5.0V voltage = voltage_raw2cooked(measurement) + (VOLTAGE_FUDGE_FACTOR << 1) #ifdef USE_VOLTAGE_CORRECTION @@ -392,46 +392,46 @@ static void ADC_temperature_handler() { #ifdef USE_BATTCHECK #ifdef BATTCHECK_4bars PROGMEM const uint8_t voltage_blinks[] = { - 4*30, - 4*35, - 4*38, - 4*40, - 4*42, - 255, + 30*dV, + 35*dV, + 38*dV, + 40*dV, + 42*dV, + 255, }; #endif #ifdef BATTCHECK_6bars PROGMEM const uint8_t voltage_blinks[] = { - 4*30, - 4*34, - 4*36, - 4*38, - 4*40, - 4*41, - 4*43, - 255, + 30*dV, + 34*dV, + 36*dV, + 38*dV, + 40*dV, + 41*dV, + 43*dV, + 255, }; #endif #ifdef BATTCHECK_8bars PROGMEM const uint8_t voltage_blinks[] = { - 4*30, - 4*33, - 4*35, - 4*37, - 4*38, - 4*39, - 4*40, - 4*41, - 4*42, - 255, + 30*dV, + 33*dV, + 35*dV, + 37*dV, + 38*dV, + 39*dV, + 40*dV, + 41*dV, + 42*dV, + 255, }; #endif void battcheck() { #ifdef BATTCHECK_VpT - blink_num(voltage / 4); + blink_num(voltage / dV); #ifdef USE_EXTRA_BATTCHECK_DIGIT - // 0 1 2 3 --> 0 2 5 7, representing x.x00 x.x25 x.x50 x.x75 - blink_num(((voltage % 4)<<1) + ((voltage % 4)>>1)); + // 0.02V precision, 0 1 2 3 4 remainder -> .00 .02 .04 .06 .08V + blink_num((voltage % dV) * (10/dV)); #endif #else uint8_t i; @@ -4,6 +4,10 @@ #pragma once +// voltage is 0.00V to 5.10V in 0.02V steps, from 0 to 255 +// so one deci-Volt is 5 steps +#define dV 5 + #if defined(USE_LVP) || defined(USE_THERMAL_REGULATION) // use raw value instead of lowpassed value for the next N measurements // (2 = 1 for voltage + 1 for temperature) @@ -15,13 +19,13 @@ volatile uint8_t adc_reset = 2; #ifndef VOLTAGE_WARNING_SECONDS #define VOLTAGE_WARNING_SECONDS 5 #endif -// low-battery threshold in volts * 10 +// low-battery threshold in volts * 50 #ifndef VOLTAGE_LOW -#define VOLTAGE_LOW (4*29) +#define VOLTAGE_LOW (29*dV) #endif // battery is low but not critical #ifndef VOLTAGE_RED -#define VOLTAGE_RED (4*33) +#define VOLTAGE_RED (33*dV) #endif // MCU sees voltage 0.X volts lower than actual, add X/2 to readings #ifndef VOLTAGE_FUDGE_FACTOR diff --git a/fsm/eeprom.c b/fsm/eeprom.c index 8f8bd67..436a736 100644 --- a/fsm/eeprom.c +++ b/fsm/eeprom.c @@ -14,7 +14,7 @@ uint8_t eeprom[EEPROM_BYTES]; #endif uint8_t load_eeprom() { - #if defined(LED_ENABLE_PIN) || defined(LED2_ENABLE_PIN) + #ifdef USE_EEP_DELAY delay_4ms(2); // wait for power to stabilize #endif @@ -32,7 +32,7 @@ uint8_t load_eeprom() { } void save_eeprom() { - #if defined(LED_ENABLE_PIN) || defined(LED2_ENABLE_PIN) + #ifdef USE_EEP_DELAY delay_4ms(2); // wait for power to stabilize #endif @@ -54,7 +54,7 @@ uint8_t eeprom_wl[EEPROM_WL_BYTES]; uint8_t * eep_wl_prev_offset; uint8_t load_eeprom_wl() { - #if defined(LED_ENABLE_PIN) || defined(LED2_ENABLE_PIN) + #ifdef USE_EEP_DELAY delay_4ms(2); // wait for power to stabilize #endif @@ -83,7 +83,7 @@ uint8_t load_eeprom_wl() { } void save_eeprom_wl() { - #if defined(LED_ENABLE_PIN) || defined(LED2_ENABLE_PIN) + #ifdef USE_EEP_DELAY delay_4ms(2); // wait for power to stabilize #endif diff --git a/fsm/eeprom.h b/fsm/eeprom.h index 1e10fd2..d5f0363 100644 --- a/fsm/eeprom.h +++ b/fsm/eeprom.h @@ -55,3 +55,11 @@ // if this marker isn't found, the eeprom is assumed to be blank #define EEP_MARKER 0b10100101 +// wait a few ms before eeprom operations, to wait for power to stabilize +// (otherwise reads or writes can get corrupt data) +// (not necessary on some hardware, +// but enabled by default when there's space) +#if defined(LED_ENABLE_PIN) || defined(LED2_ENABLE_PIN) || (ROM_SIZE > 10000) + #define USE_EEP_DELAY +#endif + |