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Added T-Beam PMU support

This commit is contained in:
Mark Qvist 2022-10-30 22:27:30 +01:00
parent 3b0658aaf5
commit 8059204050
2 changed files with 63 additions and 7 deletions
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3
Config.h
View File

@ -296,8 +296,11 @@
#define BATTERY_STATE_DISCHARGING 0x01 #define BATTERY_STATE_DISCHARGING 0x01
#define BATTERY_STATE_CHARGING 0x02 #define BATTERY_STATE_CHARGING 0x02
#define BATTERY_STATE_CHARGED 0x03 #define BATTERY_STATE_CHARGED 0x03
bool battery_installed = false;
bool external_power = false;
float battery_voltage = 0.0; float battery_voltage = 0.0;
float battery_percent = 0.0; float battery_percent = 0.0;
// float auxillary_temperature = 0.0;
uint8_t battery_state = 0x00; uint8_t battery_state = 0x00;
// Boot flags // Boot flags

65
Power.h
View File

@ -8,10 +8,11 @@
PMU.setPowerOutPut(AXP192_LDO3, AXP202_OFF); PMU.setPowerOutPut(AXP192_LDO3, AXP202_OFF);
} }
#elif BOARD_MODEL == BOARD_RNODE_NG_21 || BOARD_MODEL == BOARD_LORA32_V2_1 #elif BOARD_MODEL == BOARD_RNODE_NG_21 || BOARD_MODEL == BOARD_LORA32_V2_1
#define BAT_V_MIN 3.4 #define BAT_V_INSTALLED 3.0
#define BAT_V_MAX 4.2 #define BAT_V_MIN 3.4
#define BAT_V_CHG 4.345 #define BAT_V_MAX 4.2
#define BAT_V_CHGD 4.31 #define BAT_V_CHG 4.345
#define BAT_V_CHGD 4.31
const uint8_t pin_vbat = 35; const uint8_t pin_vbat = 35;
#endif #endif
@ -24,6 +25,7 @@ void measure_battery() {
battery_voltage = (float)(analogRead(pin_vbat)) / 4095*2*3.3*1.1; battery_voltage = (float)(analogRead(pin_vbat)) / 4095*2*3.3*1.1;
battery_percent = ((battery_voltage-BAT_V_MIN) / (BAT_V_MAX-BAT_V_MIN))*100.0; battery_percent = ((battery_voltage-BAT_V_MIN) / (BAT_V_MAX-BAT_V_MIN))*100.0;
if (battery_voltage > BAT_V_INSTALLED) { battery_installed = true; } else { battery_installed = false; }
if (battery_percent > 100.0) battery_percent = 100.0; if (battery_percent > 100.0) battery_percent = 100.0;
if (battery_voltage > BAT_V_CHG) { if (battery_voltage > BAT_V_CHG) {
@ -38,8 +40,59 @@ void measure_battery() {
} }
#elif BOARD_MODEL == BOARD_TBEAM #elif BOARD_MODEL == BOARD_TBEAM
battery_voltage = 0.0; float discharge_current = PMU.getBattDischargeCurrent();
battery_percent = 0.0; float charge_current = PMU.getBattChargeCurrent();
battery_voltage = PMU.getBattVoltage()/1000.0;
battery_percent = PMU.getBattPercentage()*1.0;
battery_installed = PMU.isBatteryConnect();
// auxillary_temperature = PMU.getTemp();
external_power = PMU.isVBUSPlug();
float ext_voltage = PMU.getVbusVoltage()/1000.0;
float ext_current = PMU.getVbusCurrent();
if (battery_installed) {
if (PMU.isChargeing()) {
battery_state = BATTERY_STATE_CHARGING;
} else {
if (discharge_current > 0.0) {
battery_state = BATTERY_STATE_DISCHARGING;
} else {
battery_state = BATTERY_STATE_CHARGED;
}
}
} else {
battery_state = BATTERY_STATE_DISCHARGING;
battery_percent = 0.0;
battery_voltage = 0.0;
}
float charge_watts = battery_voltage*(charge_current/1000.0);
float discharge_watts = battery_voltage*(discharge_current/1000.0);
float ext_watts = ext_voltage*(ext_current/1000.0);
// if (bt_state == BT_STATE_CONNECTED) {
// if (battery_installed) {
// if (external_power) {
// SerialBT.printf("External power connected, drawing %.2fw, %.1fmA at %.1fV\n", ext_watts, ext_current, ext_voltage);
// } else {
// SerialBT.println("Running on battery");
// }
// SerialBT.printf("Battery percentage %.1f%\n", battery_percent);
// SerialBT.printf("Battery voltage %.1f%\n", battery_voltage);
// // SerialBT.printf("Temperature %.1f%\n", auxillary_temperature);
// if (battery_state == BATTERY_STATE_CHARGING) {
// SerialBT.printf("Charging with %.2fw, %.1fmA at %.1fV\n", charge_watts, charge_current, battery_voltage);
// } else if (battery_state == BATTERY_STATE_DISCHARGING) {
// SerialBT.printf("Discharging at %.2fw, %.1fmA at %.1fV\n", discharge_watts, discharge_current, battery_voltage);
// } else if (battery_state == BATTERY_STATE_CHARGED) {
// SerialBT.printf("Battely charged\n");
// }
// } else {
// SerialBT.println("No battery installed");
// }
// SerialBT.println("");
// }
#endif #endif
} }