Heltec Battery Readings update

README.md

@@ -59,6 +59,7 @@ ____________________________________________________
 ____________________________________________________
 ## Timeline (Versions):
 
+- 2024.05.07 HELTEC V3 and Wireless Tracker Battery Measurments at 30seg to avoid accelerated discharge.
 - 2024.05.06 New Output Buffer for Messages with retry posibilities.
 - 2024.04.25 Added Lilygo TTGO T-Deck (add Neo6Mv2 GPS) support.
 - 2024.04.12 Added HELTEC Wireless Tracker support.

src/LoRa_APRS_Tracker.cpp

@@ -48,7 +48,7 @@ BluetoothSerial                     SerialBT;
 OneButton userButton                = OneButton(BUTTON_PIN, true, true);
 #endif
 
-String      versionDate             = "2024.05.06";
+String      versionDate             = "2024.05.07";
 
 uint8_t     myBeaconsIndex          = 0;
 int         myBeaconsSize           = Config.beacons.size();
@@ -133,6 +133,8 @@ String      winlinkAlias            = "";
 String      winlinkAliasComplete    = "";
 bool        winlinkCommentState     = false;
 
+uint32_t    batteryMeasurmentTime   = 0;
+
 APRSPacket                          lastReceivedPacket;
 
 logging::Logger                     logger;

src/power_utils.cpp

@@ -32,6 +32,7 @@ XPowersAXP2101 PMU;
 extern Configuration    Config;
 extern logging::Logger  logger;
 extern bool             disableGPS;
+extern uint32_t         batteryMeasurmentTime;
 
 bool    pmuInterrupt;
 float   lora32BatReadingCorr = 6.5; // % of correction to higher value to reflect the real battery voltage (adjust this to your needs)
@@ -63,6 +64,7 @@ namespace POWER_Utils {
                 #ifdef HELTEC_V3_GPS
                 digitalWrite(ADC_CTRL, HIGH);
                 #endif
+                batteryMeasurmentTime = millis();
             #endif
                 double voltage = (adc_value * 3.3 ) / 4095.0;
             #if defined(TTGO_T_Beam_V0_7) || defined(ESP32_DIY_LoRa_GPS) || defined(TTGO_T_LORA32_V2_1_GPS) || defined(TTGO_T_LORA32_V2_1_TNC) || defined(ESP32_DIY_1W_LoRa_GPS) || defined(OE5HWN_MeshCom)
@@ -163,7 +165,11 @@ namespace POWER_Utils {
     }
 
     void batteryManager() {
+        #ifdef ADC_CTRL
+        if(batteryMeasurmentTime == 0 || (millis() - batteryMeasurmentTime) > 30 * 1000) obtainBatteryInfo();
+        #else
         obtainBatteryInfo();
+        #endif
         #if defined(HAS_AXP192) || defined(HAS_AXP2101)
         handleChargingLed();
         #endif