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MeshCore/src/helpers/esp32/TBeamBoard.cpp
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#if defined(TBEAM_SUPREME_SX1262) || defined(TBEAM_SX1262) || defined(TBEAM_SX1276)
#include <Arduino.h>
#include "TBeamBoard.h"
//#include <RadioLib.h>
uint32_t deviceOnline = 0x00;
bool pmuInterrupt;
static void setPmuFlag()
{
pmuInterrupt = true;
}
void TBeamBoard::begin() {
ESP32Board::begin();
power_init();
//Configure user button
pinMode(PIN_USER_BTN, INPUT);
#ifndef TBEAM_SUPREME_SX1262
digitalWrite(P_LORA_TX_LED, HIGH); //inverted pin for SX1276 - HIGH for off
#endif
//radiotype_detect();
esp_reset_reason_t reason = esp_reset_reason();
if (reason == ESP_RST_DEEPSLEEP) {
long wakeup_source = esp_sleep_get_ext1_wakeup_status();
if (wakeup_source & (1 << P_LORA_DIO_1)) { // received a LoRa packet (while in deep sleep)
startup_reason = BD_STARTUP_RX_PACKET;
}
rtc_gpio_hold_dis((gpio_num_t)P_LORA_NSS);
rtc_gpio_deinit((gpio_num_t)P_LORA_DIO_1);
}
}
#ifdef MESH_DEBUG
void TBeamBoard::scanDevices(TwoWire *w)
{
uint8_t err, addr;
int nDevices = 0;
uint32_t start = 0;
Serial.println("Scanning I2C for Devices");
for (addr = 1; addr < 127; addr++) {
start = millis();
w->beginTransmission(addr); delay(2);
err = w->endTransmission();
if (err == 0) {
nDevices++;
switch (addr) {
case 0x77:
case 0x76:
Serial.println("\tFound BME280 Sensor");
deviceOnline |= BME280_ONLINE;
break;
case 0x34:
Serial.println("\tFound AXP192/AXP2101 PMU");
deviceOnline |= POWERMANAGE_ONLINE;
break;
case 0x3C:
Serial.println("\tFound SSD1306/SH1106 display");
deviceOnline |= DISPLAY_ONLINE;
break;
case 0x51:
Serial.println("\tFound PCF8563 RTC");
deviceOnline |= PCF8563_ONLINE;
break;
case 0x1C:
Serial.println("\tFound QMC6310 MAG Sensor");
deviceOnline |= QMC6310_ONLINE;
break;
default:
Serial.print("\tI2C device found at address 0x");
if (addr < 16) {
Serial.print("0");
}
Serial.print(addr, HEX);
Serial.println(" !");
break;
}
} else if (err == 4) {
Serial.print("Unknow error at address 0x");
if (addr < 16) {
Serial.print("0");
}
Serial.println(addr, HEX);
}
}
if (nDevices == 0)
Serial.println("No I2C devices found\n");
Serial.println("Scan for devices is complete.");
Serial.println("\n");
Serial.printf("GPS RX pin: %d", PIN_GPS_RX);
Serial.printf(" GPS TX pin: %d", PIN_GPS_TX);
Serial.println();
}
void TBeamBoard::printPMU()
{
Serial.print("isCharging:"); Serial.println(PMU->isCharging() ? "YES" : "NO");
Serial.print("isDischarge:"); Serial.println(PMU->isDischarge() ? "YES" : "NO");
Serial.print("isVbusIn:"); Serial.println(PMU->isVbusIn() ? "YES" : "NO");
Serial.print("getBattVoltage:"); Serial.print(PMU->getBattVoltage()); Serial.println("mV");
Serial.print("getVbusVoltage:"); Serial.print(PMU->getVbusVoltage()); Serial.println("mV");
Serial.print("getSystemVoltage:"); Serial.print(PMU->getSystemVoltage()); Serial.println("mV");
// The battery percentage may be inaccurate at first use, the PMU will automatically
// learn the battery curve and will automatically calibrate the battery percentage
// after a charge and discharge cycle
if (PMU->isBatteryConnect()) {
Serial.print("getBatteryPercent:"); Serial.print(PMU->getBatteryPercent()); Serial.println("%");
}
Serial.println();
}
#endif
bool TBeamBoard::power_init()
{
if (!PMU) {
#ifdef TBEAM_SUPREME_SX1262
PMU = new XPowersAXP2101(PMU_WIRE_PORT, PIN_BOARD_SDA1, PIN_BOARD_SCL1, I2C_PMU_ADD);
#else
PMU = new XPowersAXP2101(PMU_WIRE_PORT, PIN_BOARD_SDA, PIN_BOARD_SCL, I2C_PMU_ADD);
#endif
if (!PMU->init()) {
MESH_DEBUG_PRINTLN("Warning: Failed to find AXP2101 power management");
delete PMU;
PMU = NULL;
} else {
MESH_DEBUG_PRINTLN("AXP2101 PMU init succeeded, using AXP2101 PMU");
}
}
if (!PMU) {
PMU = new XPowersAXP192(PMU_WIRE_PORT, PIN_BOARD_SDA, PIN_BOARD_SCL, I2C_PMU_ADD);
if (!PMU->init()) {
MESH_DEBUG_PRINTLN("Warning: Failed to find AXP192 power management");
delete PMU;
PMU = NULL;
} else {
MESH_DEBUG_PRINTLN("AXP192 PMU init succeeded, using AXP192 PMU");
}
}
if (!PMU) {
return false;
}
deviceOnline |= POWERMANAGE_ONLINE;
PMU->setChargingLedMode(XPOWERS_CHG_LED_CTRL_CHG);
// Set up PMU interrupts
pinMode(PIN_PMU_IRQ, INPUT_PULLUP);
attachInterrupt(PIN_PMU_IRQ, setPmuFlag, FALLING);
if (PMU->getChipModel() == XPOWERS_AXP192) {
PMU->setPowerChannelVoltage(XPOWERS_LDO2, 3300); //Set up LoRa power rail
PMU->enablePowerOutput(XPOWERS_LDO2); //Enable the LoRa power rail
PMU->setPowerChannelVoltage(XPOWERS_DCDC1, 3300); //Set up OLED power rail
PMU->enablePowerOutput(XPOWERS_DCDC1); //Enable the OLED power rail
PMU->setPowerChannelVoltage(XPOWERS_LDO3, 3300); //Set up GPS power rail
PMU->enablePowerOutput(XPOWERS_LDO3); //Enable the GPS power rail
PMU->setProtectedChannel(XPOWERS_DCDC1); //Protect the OLED power rail
PMU->setProtectedChannel(XPOWERS_DCDC3); //Protect the ESP32 power rail
PMU->disablePowerOutput(XPOWERS_DCDC2); //Disable unsused power rail DC2
PMU->disableIRQ(XPOWERS_AXP192_ALL_IRQ); //Disable PMU IRQ
PMU->setChargerConstantCurr(XPOWERS_AXP192_CHG_CUR_450MA); //Set battery charging current
PMU->setChargeTargetVoltage(XPOWERS_AXP192_CHG_VOL_4V2); //Set battery charge-stop voltage
}
else if(PMU->getChipModel() == XPOWERS_AXP2101){
#ifdef TBEAM_SUPREME_SX1262
//Set up the GPS power rail
PMU->setPowerChannelVoltage(XPOWERS_ALDO4, 3300);
PMU->enablePowerOutput(XPOWERS_ALDO4);
//Set up the LoRa power rail
PMU->setPowerChannelVoltage(XPOWERS_ALDO3, 3300);
PMU->enablePowerOutput(XPOWERS_ALDO3);
//Set up power rail for the M.2 interface
PMU->setPowerChannelVoltage(XPOWERS_DCDC3, 3300);
PMU->enablePowerOutput(XPOWERS_DCDC3);
if (ESP_SLEEP_WAKEUP_UNDEFINED == esp_sleep_get_wakeup_cause()) {
MESH_DEBUG_PRINTLN("Power off and restart ALDO BLDO..");
PMU->disablePowerOutput(XPOWERS_ALDO1);
PMU->disablePowerOutput(XPOWERS_ALDO2);
PMU->disablePowerOutput(XPOWERS_BLDO1);
delay(250);
}
//Set up power rail for QMC6310U
PMU->setPowerChannelVoltage(XPOWERS_ALDO2, 3300);
PMU->enablePowerOutput(XPOWERS_ALDO2);
//Set up power rail for BME280 and OLED
PMU->setPowerChannelVoltage(XPOWERS_ALDO1, 3300);
PMU->enablePowerOutput(XPOWERS_ALDO1);
//Set up pwer rail for SD Card
PMU->setPowerChannelVoltage(XPOWERS_BLDO1, 3300);
PMU->enablePowerOutput(XPOWERS_BLDO1);
//Set up power rail BLDO2 to headers
PMU->setPowerChannelVoltage(XPOWERS_BLDO2, 3300);
PMU->enablePowerOutput(XPOWERS_BLDO2);
//Set up power rail DCDC4 to headers
PMU->setPowerChannelVoltage(XPOWERS_DCDC4, XPOWERS_AXP2101_DCDC4_VOL2_MAX);
PMU->enablePowerOutput(XPOWERS_DCDC4);
//Set up power rail DCDC5 to headers
PMU->setPowerChannelVoltage(XPOWERS_DCDC5, 3300);
PMU->enablePowerOutput(XPOWERS_DCDC5);
//Disable unused power rails
PMU->disablePowerOutput(XPOWERS_DCDC2);
PMU->disablePowerOutput(XPOWERS_DLDO1);
PMU->disablePowerOutput(XPOWERS_DLDO2);
PMU->disablePowerOutput(XPOWERS_VBACKUP);
#else
//Turn off unused power rails
PMU->disablePowerOutput(XPOWERS_DCDC2);
PMU->disablePowerOutput(XPOWERS_DCDC3);
PMU->disablePowerOutput(XPOWERS_DCDC4);
PMU->disablePowerOutput(XPOWERS_DCDC5);
PMU->disablePowerOutput(XPOWERS_ALDO1);
PMU->disablePowerOutput(XPOWERS_ALDO4);
PMU->disablePowerOutput(XPOWERS_BLDO1);
PMU->disablePowerOutput(XPOWERS_BLDO2);
PMU->disablePowerOutput(XPOWERS_DLDO1);
PMU->disablePowerOutput(XPOWERS_DLDO2);
//PMU->disablePowerOutput(XPOWERS_CPULDO);
PMU->setPowerChannelVoltage(XPOWERS_VBACKUP, 3300); //Set up GPS RTC power
PMU->enablePowerOutput(XPOWERS_VBACKUP); //Turn on GPS RTC power
PMU->setPowerChannelVoltage(XPOWERS_ALDO2, 3300); //Set up LoRa power rail
PMU->enablePowerOutput(XPOWERS_ALDO2); //Enable LoRa power rail
PMU->setPowerChannelVoltage(XPOWERS_ALDO3, 3300); //Set up GPS power rail
PMU->enablePowerOutput(XPOWERS_ALDO3); //Enable GPS power rail
#endif
PMU->disableIRQ(XPOWERS_AXP2101_ALL_IRQ); //Disable all PMU interrupts
PMU->setChargerConstantCurr(XPOWERS_AXP2101_CHG_CUR_500MA); //Set battery charging current to 500mA
PMU->setChargeTargetVoltage(XPOWERS_AXP2101_CHG_VOL_4V2); //Set battery charging cutoff voltage to 4.2V
}
PMU->clearIrqStatus(); //Clear interrupt flags
PMU->disableTSPinMeasure(); //Disable TS detection, since it is not used
//Enable voltage measurements
PMU->enableSystemVoltageMeasure();
PMU->enableVbusVoltageMeasure();
PMU->enableBattVoltageMeasure();
#ifdef MESH_DEBUG
scanDevices(&Wire);
printPMU();
#endif
// Set the power key off press time
PMU->setPowerKeyPressOffTime(XPOWERS_POWEROFF_4S);
return true;
}
#pragma region "Debug code"
// void TBeamBoard::radiotype_detect(){
// static SPIClass spi;
// char chipTypeInfo;
// #if defined(P_LORA_SCLK)
// spi.begin(P_LORA_SCLK, P_LORA_MISO, P_LORA_MOSI);
// #endif
// for(int i = 0; i<radioVersions; i++){
// switch(i){
// case 0:
// CustomSX1262 radio = new Module(P_LORA_NSS, P_LORA_DIO_0, P_LORA_RESET, P_LORA_DIO_1, spi);
// int status = radio.begin(LORA_FREQ, LORA_BW, LORA_SF, LORA_CR, RADIOLIB_SX126X_SYNC_WORD_PRIVATE, LORA_TX_POWER, 8);
// if (status != RADIOLIB_ERR_NONE) {
// Serial.print("ERROR: SX1262 not found: ");
// Serial.println(status);
// //delete radio;
// radio = NULL;
// break;
// }
// else{
// MESH_DEBUG_PRINTLN("SX1262 detected");
// P_LORA_BUSY = 32;
// RADIO_CLASS = CustomSX1262;
// WRAPPER_CLASS = CustomSX1262Wrapper;
// SX126X_RX_BOOSTED_GAIN = true;
// SX126X_CURRENT_LIMIT = 140;
// //delete radio;
// radio = NULL;
// break;
// }
// case 1:
// SX1276 radio = new Module(P_LORA_NSS, P_LORA_DIO_0, P_LORA_RESET, P_LORA_DIO_1, spi);
// int status1 = radio.begin(LORA_FREQ, LORA_BW, LORA_SF, LORA_CR, RADIOLIB_SX126X_SYNC_WORD_PRIVATE, LORA_TX_POWER, 8);
// if (status1 != RADIOLIB_ERR_NONE) {
// Serial.print("ERROR: SX1272 not found: ");
// Serial.println(status1);
// //delete radio;
// radio = NULL;
// }
// else{
// MESH_DEBUG_PRINTLN("SX1272 detected");
// P_LORA_BUSY = RADIOLIB_NC;
// P_LORA_DIO_2 = 32;
// RADIO_CLASS = CustomSX1272;
// WRAPPER_CLASS = CustomSX1272Wrapper;
// SX127X_CURRENT_LIMIT = 120;
// //delete radio;
// radio = NULL;
// return;
// }
// default:
// }
// }
// }
#pragma endregion
#endif