mface_3.h

读卡程序

//define spi
#define SPI_REN()	IE0=0;EX0=1
#define	SPI_RDIS()	EX0=0

//spi Error
#define SPI_OK		0
#define SPI_ERR		255

extern uchar 	spi_send(uchar idata *dp,uchar lenght);
extern uchar 	spi_rcv(uchar idata *dp);
extern uchar	spi_init(void);