USB PC Camera (SN9C103) : The SN9C103 is a video/audio single-chip processor to pair with the resolution of VGA or CIF CMOS image sensor.It reads the 9 or 8 bits input raw image data (RGB Bayer pattern) from an image device and outputs through a USB port into the PC.This chip includes three individual digital color gains setting (named R, G, B gains),image compression engine,offset compensation,hardware windowing with random image size selection, panning and scaling functions and audio input interface.