PIC的单片机大部分都会有I2C接口,但它的少脚的型号就没有,这是要接I2C接口的器件就只能用软件模拟的I2C协议来驱动了.这里提供了一个用汇编语言写的AT24C02的程序.里面是通过两个灯来指示写的数据和读的数据是否一致.-Most will have a PIC microcontroller I2C interface, but it is no less foot model, which is the interface to access I2C devices can only b