spi.h

来自「MCP2515在2410下的测试程序」· C头文件 代码 · 共 40 行

#ifndef __SPI_H__
#define __SPI_H__

/*
define SPI_CMD_RESET 0xC0
define SPI_CMD_READ  0x03
define SPI_CMD_WRITE 0x02
//define SPI_CMD_RTS   1000 0nnn
define SPI_CMD_RESET 0xC0
define SPI_CMD_RESET 0xC0
*/

void SPI_Port_Init(int);
void Spi_Int(void);
unsigned char ReadSpi(void); 
void WriteSpi(unsigned char data);
unsigned char MCP_Read(unsigned char addr);
void MCP_Write(unsigned char addr,unsigned char data);
void MCP_RESET(void);
void MCP_Init(void);
void MCP_Send( int , int, unsigned int, int,unsigned char * );
void MCP_Receive( int RxBuf, unsigned int *id, int *DataLen,unsigned char *data );
void MCP_RequestSend(U8 i);
void MCP_BitMod(U8,U8,U8 );
#define	TXBUF0		0
#define	TXBUF1		1
#define	TXBUF2		2

#define	RXBUF0		3
#define	RXBUF1		4

#define	STANDID		0
#define	EXTID		1





#endif /*__SPI_H__*/