msp430f149比较器,设置为:使用外部参考源P2CA0 = 0 ,P2CA1=0, CAPD |=CAPD3+CAPD4, CA1端口悬空 时,为何有2V电压;在CA1端口接上一个10K电阻,电压为1.9V, 是不是msp430f149比较器的CA1端 的漏电流为190uA ?
弄了 一周了,还是这样,但比较器可以正常工作,这是什么原因啊?
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msp430f149比较器,设置为:使用外部参考源P2CA0 = 0 ,P2CA1=0, CAPD |=CAPD3+CAPD4, CA1端口悬空 时,为何有2V电压;在CA1端口接上一个10K电阻,电压为1.9V, 是不是msp430f149比较器的CA1端 的漏电流为190uA ?
弄了 一周了,还是这样,但比较器可以正常工作,这是什么原因啊?