DigitalInfinity/ESP32-PaxCounter
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battery percentage display fixes

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This commit is contained in:
Klaus K Wilting 2020-04-12 17:33:13 +02:00
parent bf2d32896f
commit 4a1499b2bb
3 changed files with 14 additions and 15 deletions
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2
include/power.h
View File

@ -15,7 +15,7 @@
#define BAT_MAX_VOLTAGE 4300 // millivolts
#endif
#ifndef BAT_MIN_VOLTAGE
#define BAT_MIN_VOLTAGE 3100 // millivolts
#define BAT_MIN_VOLTAGE 3200 // millivolts
#endif
uint16_t read_voltage(void);

2
src/display.cpp
View File

@ -283,7 +283,7 @@ void dp_drawPage(time_t t, bool nextpage) {
#if (defined BAT_MEASURE_ADC || defined HAS_PMU)
switch (batt_level) {
case MCMD_DEVS_EXT_POWER:
dp_printf("USB ");
dp_printf("ext.Pwr ");
break;
case MCMD_DEVS_BATT_NOINFO:
dp_printf("No batt ");

25
src/power.cpp
View File

@ -223,24 +223,24 @@ uint8_t read_battlevel() {
const uint16_t batt_voltage_range = BAT_MAX_VOLTAGE - BAT_MIN_VOLTAGE;
const uint8_t batt_level_range = MCMD_DEVS_BATT_MAX - MCMD_DEVS_BATT_MIN + 1;
const uint16_t batt_voltage = read_voltage() - BAT_MIN_VOLTAGE;
const uint8_t batt_percent = batt_voltage > 0
? batt_voltage / batt_voltage_range * 100
const int batt_voltage = read_voltage() - BAT_MIN_VOLTAGE;
const uint8_t batt_percent = (batt_voltage > 0)
? (float)batt_voltage / (float)batt_voltage_range * 100.0
: MCMD_DEVS_BATT_NOINFO;
uint8_t lmic_batt_level;
ESP_LOGD(TAG, "batt_voltage = %d mV / batt_level = %u%%", batt_voltage,
batt_percent);
if (batt_percent != MCMD_DEVS_BATT_NOINFO)
#ifdef HAS_PMU
if ((batt_percent > 0) && (batt_percent != MCMD_DEVS_BATT_NOINFO))
lmic_batt_level = pmu.isVBUSPlug() ? MCMD_DEVS_EXT_POWER
: batt_percent / 100 * batt_level_range;
else
lmic_batt_level = MCMD_DEVS_BATT_NOINFO;
: (float)batt_percent / (float)batt_level_range * 100.0;
#else
if ((batt_percent > 0) && (batt_percent != MCMD_DEVS_BATT_NOINFO))
lmic_batt_level = batt_percent / 100 * batt_level_range;
lmic_batt_level = (float)batt_percent / (float)batt_level_range * 100.0;
#endif // HAS_PMU
else
lmic_batt_level = MCMD_DEVS_BATT_NOINFO;
#endif // HAS_PMU
// set battery level value for lmic stack
#if (HAS_LORA)
@ -252,14 +252,13 @@ uint8_t read_battlevel() {
bool batt_sufficient() {
#if (defined HAS_PMU || defined BAT_MEASURE_ADC)
uint8_t my_batt_level = read_battlevel();
switch (my_batt_level) {
switch (batt_level) {
case MCMD_DEVS_EXT_POWER:
return true;
case MCMD_DEVS_BATT_NOINFO:
return true;
default:
return (my_batt_level > OTA_MIN_BATT);
return (batt_level > OTA_MIN_BATT);
}
#else
return true; // we don't know batt level