为什么p1.0 p1.1 做为通用IO 时没有内部上拉?我当他们做GPIO做通信,有问题吗?
JIYOU CHEN:
同问?
Yue TANG:
P1.0 and P1.1,which each have 20-mA output drive strength.
就这两个口有20mA驱动电流,其他口只有4mA
Yue TANG:
回复 JIYOU CHEN:
P1.0 and P1.1,which each have 20-mA output drive strength.