● There are a few clock rates defined for I2C buses—100 kilobit/s standard speed, ● 400 kilobit/s full speed, 1 megabit/s fast mode, and 3.2 megabit/s high speed. ● The Raspberry Pi I2C buses all operate at the 100 kilobit/s standard speed.
● There are a few clock rates defined for I2C buses—100 kilobit/s standard speed,● 400 kilobit/s full speed, 1 megabit/s fast mode, and 3.2 megabit/s high speed.● The Raspberry Pi I2C buses all operate at the 100 kilobit/s standard speed.