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LCD enabel引脚改为低电平有效后,vsync信号异常



hi:

    以480*800的LCD为例,vsync的值应该是800+个hsync组成

    但是 enabel引脚改为低电平有效后,vsync信号异常 只包含了几个 hsync信号

    请问这是什么原因导致的?

    enabel引脚改为低电平有效后,vsync和hsync也会被影响吗?