mirror of
https://github.com/meshcore-dev/MeshCore.git
synced 2026-03-30 21:25:46 +00:00
29 lines
693 B
C++
29 lines
693 B
C++
#include <Arduino.h>
|
|
#include "ThinkNodeM3Board.h"
|
|
#include <Wire.h>
|
|
|
|
#include <bluefruit.h>
|
|
|
|
void ThinkNodeM3Board::begin() {
|
|
NRF52Board::begin();
|
|
btn_prev_state = HIGH;
|
|
|
|
Wire.begin();
|
|
|
|
delay(10); // give sx1262 some time to power up
|
|
}
|
|
|
|
uint16_t ThinkNodeM3Board::getBattMilliVolts() {
|
|
int adcvalue = 0;
|
|
|
|
analogReference(AR_INTERNAL_2_4);
|
|
analogReadResolution(ADC_RESOLUTION);
|
|
delay(10);
|
|
|
|
// ADC range is 0..2400mV and resolution is 12-bit (0..4095)
|
|
adcvalue = analogRead(PIN_VBAT_READ);
|
|
// Convert the raw value to compensated mv, taking the resistor-
|
|
// divider into account (providing the actual LIPO voltage)
|
|
return (uint16_t)((float)adcvalue * ADC_FACTOR);
|
|
}
|