fix battery voltage reading

4 weeks ago · a49ee6ebe9
1 changed files with 1 additions and 1 deletions
--- a/variants/lilygo_t_impulse_plus/TImpulsePlusBoard.h
+++ b/variants/lilygo_t_impulse_plus/TImpulsePlusBoard.h
@ -33,7 +33,7 @@ public:
    // read battery voltage
    int adcvalue = 0;
    analogReadResolution(12);
-    analogReference(AR_INTERNAL);
+    analogReference(AR_INTERNAL_3_0);
    delay(10);
    adcvalue = analogRead(BATTERY_ADC_DATA);