请问我的AM1808配置IO口有的输出不了高电平是怎么啦?比如说我要求输出高电平10us,结果会出现高电平几个ns后马上就拉低了,如果配置为输入又能正确检查电压的高低。有的IO口输出又很正常,软件工程师说所有配置是一样的,现在怀疑是硬件问题了,但是没有一个思路。
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