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unsigned char GPIO_IF_Get(unsigned char ucPin,unsigned int uiGPIOPort,unsigned char ucGPIOPin)
ucPin和ucGPIOPin有什么区别？
//! \param ucPins is the bit-packed representation of the pin(s).不知道你这个函数哪个文件夹的，我没找到，你可以找到这个函数的出处，就是 头文件对应的.c里面的原型有说明
