This affects, and sometimes, if you have choice between I2C and some other interface, speed might be a deciding factor. For example, take SSD1306 or SH1106 OLED screens – they can be connected ...

Data is transferred at rates of 100 kbits per second in Standard Mode, 400 kbits per second in Fast Mode, 1 Mbits per second in Fast Mode Plus, and up to 3.4 Mbits per second in High-Speed Mode.

Last time, I gave you an overview of what you get from I2C, basics like addressing, interface speeds, and a breakdown of pullups. Today, let’s continue looking into I2C capabilities and ...