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不知道是不是我不会操作,这样的换,可以再万用表上看到他有变化,但电压会是0,一直保持低电平,如果只加一个单纯的调高不调低的话,他又可以正常的调高电平
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那应该是就没进入这个IF判断。程序问题,非我们软件问题哈。 |
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如果单独调高io,他可以生效,但如果调高后再调低,那就会变成秒高然后秒变低电平,而且如果你编译几次之后,会变成随机的感觉,程序好像既不是刚编译的那个,也不是之前的那个,我用延时多少秒回应串口信息来测试,他会变的乱七八糟的,io库删了再装,可以好一会,但如果多编译几次,他又会乱七八糟的
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