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EK-TM41294XL PD7端口不能用吗?



写0,写1都没有数据。

我看手册说是RESET后配置成了特殊功能,但是也可以配成GPIO。看了GPIO的API里面也没有对应的函数可以调用,不知道是怎样配的,请大侠赐教!