I2C protocol makes it easier to connect more ICs using only 2 wires SDA and SCL and allows communication between them at relatively low speed. The I2C bus or TWI (Two Wire Interface) allows a single ...

After uploading the code, Connect the MCU to your I2C SD Card as shown below (just regular I2C connection with an arduino uno used as an example) Uno - I2C SD card Board 5v - VCC (pin 1 on the ...