Introduction
Welcome to The Book of I2C. This book provides the resources you need to design and program systems using the Inter-Integrated Circuit Bus (IIC, I2C, or I2C), a serial protocol for connecting various integrated circuits (ICs) together in computer systems. This book will teach you how to expand your embedded system design by adding I2C peripherals with minimal wiring and software.
To paraphrase from https://i2c.info, I2C uses only two wires to easily connect devices such as microcontrollers, A/D and D/A converters, digital I/O, memory, and many others, together in an embedded system. Although it was originally developed by Philips ...
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