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cross mob
纳尼
Level 4
Level 4
50 replies posted 25 replies posted 10 replies posted
TC234输入检测频率信号,我输入低电平不为地的脉冲信号信号就检测不出来频率了,不应该是检测跳变沿的吗
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2 回复数
纳尼
Level 4
Level 4
50 replies posted 25 replies posted 10 replies posted
还是我配置的模式不对
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小柯
Level 4
Level 4
First like received 50 replies posted 25 replies posted
看看user manual或者datasheet,有没有关于电平阈值信息。或者加一个电路上拉下拉。
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