Download I2C Arduino Uno Pins Pics. As of arduino 1.0, the library inherits from the stream functions, making it consistent with other read/write libraries. The 2 first pins side to usb connector are sda/scl according to documentation.

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Before we get start into programming i2c using two arduino. Along with atmega328p, it consists other components such as. The 2 first pins side to usb connector are sda/scl according to documentation.

With i2c there are 2 wires referred to.

Before going to start this tutorial you must know a brief about i2c communication. Before going to start this tutorial you must know a brief about i2c communication. Arduino uno or genuino uno. The image below shows the i2c pins present in arduino uno.