I2C Dat

// I2C device found at address 0x40 ! // INA219, INA226

for IOD1001-dat

//I2C device found at address 0x3C  ! // OLED = 0x78

//I2C device found at address 0x75 ! // IP5306

//I2C device found at address 0x76 ! // BME280

Set custom I2C

Wire.begin(I2C_SDA, I2C_SCL);

code library

the most easy to use library for ESP

• https://github.com/ThingPulse/esp8266-oled-ssd1306

Boards

• INA226-dat - OLED-dat

ref

• https://randomnerdtutorials.com/esp32-i2c-communication-arduino-ide/#1