analog battery always shows 0 "analogRead(ADC_PIN) "
has anyone succeeded in reading the battery volts on a “Vision Master E290 2.90 E-ink”
// Beffring
analog battery always shows 0 "analogRead(ADC_PIN) "
has anyone succeeded in reading the battery volts on a “Vision Master E290 2.90 E-ink”
// Beffring