and additional SDA and SCL pins. Since the discontinuation of the original and Rev2 boards, the Rev3 has become the face of the Uno family and the Arduino brand in general. In fact, it's ...

Then, chances are you already know what an Arduino ... SDA and SCL pins for I2C/TWI communication. However, the Nano offers a slight advantage as it has two more analog input pins than the Uno.

The OLED display used is a 5-V tolerant type with just four pins: VCC, GND, SDA, and SCL. You can, of course, try an Arduino Nano (v3) instead of the Uno (R3) microcontroller board here without any ...