The book of I²C: a guide for adventurers

Introduction

Part I: Low-level protocols and hardware

I2C low-level hardware

I2C protocol

A software implementation of the I2C bus

Tools for analyzing and debugging I2C transmissions

I2C variants

Part II: Hardware implementations

I2C on common single-board computers

I2C on vendor buses

Part III: Programming the I2C bus

Arduino I2C programming

Raspberry Pi (and Linux) I2C programming

I2C programming in real-time operating systems

Bare-metal I2C controller programming

Part IV: I2C peripheral programming examples

TCA9548A I2C bus expander

The MCP23017 and MCP23008 GPIO expanders

The ADS1015 and ADS1115 analog-to-digital converters

The MCP4725 digital-to-analog converter

Bare-metal peripheral programming

Epilogue

Appendix A: The Adafruit I2C address compilation

Appendix B: Online chapters.