T-Watch-2020 Battery Charge Example

t-watch-battery.ino

void setup() {
    ttgo = TTGOClass::getWatch();
    ttgo->begin();
    ttgo->openBL(); // Turn on the backlight

    //Turn on AXP202 ADC so the PMU can monitor     
    ttgo->power->adc1Enable(AXP202_VBUS_VOL_ADC1 | AXP202_VBUS_CUR_ADC1 | AXP202_BATT_CUR_ADC1 | AXP202_BATT_VOL_ADC1, true);
}

void loop() {
  int batSOC = ttgo->power->getBattPercentage();
  int temp = ttgo->power->getTemp();
  
  ttgo->tft->setTextSize(2);
  ttgo->tft->setCursor(0, 0);
  ttgo->tft->setTextColor(TFT_ORANGE, TFT_BLACK); 
  ttgo->tft->print("Bat: ");
  ttgo->tft->print(batSOC); ttgo->tft->println(" %    ");
  ttgo->tft->print("Temp: ");
  ttgo->tft->print(temp);
  ttgo->tft->print((char)247);
  ttgo->tft->print("C");
}