大家好,我在使用DM8168的看门狗复位的时候,发现看门狗输出的是一个脉宽为0.8us的脉冲信号,经过MOS管反向后给DM8168的POR脚,这样就会导致DM8168的复位时间不够,请问大家遇到过这样的问题吗?有没有办法把这个脉冲宽度调宽点?
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你好,
建议看门狗输出信号作为外部复位芯片的输入信号,由外部芯片复位DM8168.