HPI (Host Port Interface) of DSP (Digital Signal Processor) is programmed to complete the SCCB (OmniVision Serial Camera Control Bus) protocol, in order to initialize OV7640;

• 通过数字信号处理器(DSP)的主机接口(HPI)编程实现串行摄像机控制(SCCB总线)总线协议,从而完成对OV7640的初始化;