(volatile unsigned int *)pGPFCON = (volatile unsigned int *)0x56000050; (volatile unsigned int *)pGPFDAT = (volatile unsigned int *)0x56000054;12
正确:
volatile unsigned int *pGPFCON = (volatile unsigned int *)0x56000050; volatile unsigned int *pGPFDAT = (volatile unsigned int *)0x56000054;12