模拟I2C总线通信的C51协议,很好用的喔!-simulation I2C bus communication C51 agreement with the good!

用I2C总线对OV7670进行初始化，初始化完成之后，就可以直接对OV7670进行操作-With the I2C bus to initialize the OV7670, after the completion of the initialization, you can directly to the OV7670 operation