自动亮度控制硬件系统作为设计的另一个环节，利用FPGA完成了峰值测光与区域测光的设计。
The automatic brightness control system is another design. The design includes the average and peak area exposure measurement using FPGA.
内置光敏电阻(CDS)，根据环境光线亮度，可自动控制红外灯开启与关闭，更能延缓红外灯的工作寿命。
Built-in photosensitive resistor (CDS), Brightness according to ambient light, Automatic IR LED can be opened and closed, More delay infrared lamp working life.
屏幕亮度自动控制、手动控制正常。
Screen brightness control can be manually controlled. Automaticworks fine too.
屏幕亮度自动控制、手动控制正常。
Screen brightness control can be manually controlled. Automaticworks fine too.
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