#pragma once #include #include #include #ifdef IKOKA_NRF52 class IkokaNrf52Board : public NRF52BoardOTA { public: IkokaNrf52Board() : NRF52BoardOTA("XIAO_NRF52_OTA") {} void begin(); #if defined(P_LORA_TX_LED) void onBeforeTransmit() override { digitalWrite(P_LORA_TX_LED, LOW); // turn TX LED on } void onAfterTransmit() override { digitalWrite(P_LORA_TX_LED, HIGH); // turn TX LED off } #endif uint16_t getBattMilliVolts() override { // Please read befor going further ;) // https://wiki.seeedstudio.com/XIAO_BLE#q3-what-are-the-considerations-when-using-xiao-nrf52840-sense-for-battery-charging // We can't drive VBAT_ENABLE to HIGH as long // as we don't know wether we are charging or not ... // this is a 3mA loss (4/1500) digitalWrite(VBAT_ENABLE, LOW); int adcvalue = 0; analogReadResolution(12); analogReference(AR_INTERNAL_3_0); delay(10); adcvalue = analogRead(PIN_VBAT); return (adcvalue * ADC_MULTIPLIER * AREF_VOLTAGE) / 4.096; } const char* getManufacturerName() const override { return "Ikoka Handheld E22 30dBm (Xiao_nrf52)"; } }; #endif