了解i2c协议的基本知识，并能读懂i2c驱动，并学会写i2c驱动-The i2c protocol basic knowledge and i2c drivers can read and learn to write i2c drivers

linux驱动总线I2C总线基础，主要描述了I2C总线的运行原理和通讯协议。-The the linux drive bus I2C bus foundation, mainly describes the operating principle of the I2C bus and communication protocols.

简单的linux字符驱动，包括对ds18b20温度传感器的操作，对六轴陀螺仪mpu6050和电子罗盘hmc5883l的i2c协议的实现,是初学者的绝佳材料-Simple linux character-driven, including ds18b20 temperature sensor, the operation of the six-axis gyro electronic compass hmc5883l mpu6050 and implementation of i2c protoc