OMOTE/Platformio/hardware/ESP32/hardware_general_hal_esp32.cpp

23 lines
700 B
C++

#include <Arduino.h>
#include <Wire.h>
#include "tft_hal_esp32.h"
uint8_t SDA_GPIO = 19;
uint8_t SCL_GPIO = 22;
void init_hardware_general_HAL(void) {
// Make sure ESP32 is running at full speed
setCpuFrequencyMhz(240);
// For I2C to work correctly, the tft has to be powered.
// Otherwise the IMU cannot be initialized.
// The tft touch controller, being on the same I2C bus, seems to disturb if not powered.
pinMode(LCD_EN_GPIO, OUTPUT);
digitalWrite(LCD_EN_GPIO, LOW);
// SDA and SCL need to be set explicitly, because for IMU you cannot set it explicitly in the constructor.
// Configure i2c pins and set frequency to 400kHz
Wire.begin(SDA_GPIO, SCL_GPIO, 400000);
}