ua1zbe
cdd9d32fb5
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48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
#include "ThinknodeM5Board.h"
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PCA9557 expander (0x18, &Wire1);
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void ThinknodeM5Board::begin() {
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// Start expander and configure pins
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Wire1.begin(48, 47);
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expander.pinMode(EXP_PIN_POWER, OUTPUT); // eink
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expander.pinMode(EXP_PIN_BACKLIGHT, OUTPUT); // peripherals
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expander.pinMode(EXP_PIN_LED, OUTPUT); // peripherals
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expander.digitalWrite(EXP_PIN_POWER, HIGH);
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expander.digitalWrite(EXP_PIN_BACKLIGHT, LOW);
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expander.digitalWrite(EXP_PIN_LED, LOW);
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#ifdef PIN_GPS_SWITCH
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pinMode(PIN_GPS_SWITCH, INPUT);
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#endif
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ESP32Board::begin();
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}
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void ThinknodeM5Board::enterDeepSleep(uint32_t secs, int pin_wake_btn) {
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esp_deep_sleep_start();
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}
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void ThinknodeM5Board::powerOff() {
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enterDeepSleep(0);
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}
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uint16_t ThinknodeM5Board::getBattMilliVolts() {
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analogReadResolution(12);
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analogSetPinAttenuation(PIN_VBAT_READ, ADC_11db);
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uint32_t mv = 0;
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for (int i = 0; i < 8; ++i) {
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mv += analogReadMilliVolts(PIN_VBAT_READ);
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delayMicroseconds(200);
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}
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mv /= 8;
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analogReadResolution(10);
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return static_cast<uint16_t>(mv * ADC_MULTIPLIER );
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}
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const char* ThinknodeM5Board::getManufacturerName() const {
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return "Elecrow ThinkNode M5";
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}
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