I2C-USB模块实现了从USB接口到I2CR接口的转换，即用户可以通过我们的API函数，在程序端发出命令对具有I2C接口的外围设备进行操纵。要对I2C-USB设备进行开发，必须具备一定的i2c接口的知识。-I2C-USB module from the USB interface to the I2CR interface conversion, the user can through our API function, issued in the program end command p