svc_spi.h

来自「AT91SAM7S64 SPI Slave mode with PDC samp」· C头文件 代码 · 共 68 行

/************************************************************************************
* File : svc_spi.h		 															*
* Programmer: Konrad Wei (Taiwan)													*
* November 2006															 			*
*************************************************************************************

	- 2006 November. Add Slave Mode

*************************************************************************************/

#ifndef  _SVC_SPI_H_
#define  _SVC_SPI_H_

#if UCOSII
#include <includes.h>
#endif

//#include "../stdafx.h"

#include "Board.h"


/*
*********************************************************************************************************
*                                            Definition
*********************************************************************************************************
*/

#ifndef U8
#define U8 unsigned char
#endif

#ifndef U16
#define U16 unsigned short
#endif

#ifndef U32
#define U32 unsigned long
#endif

#define SPI_NPCS0	(unsigned int)1<<11
#define SPI_MISO	(unsigned int)1<<12
#define SPI_MOSI	(unsigned int)1<<13
#define SPI_SPCK	(unsigned int)1<<14


#define SPI_CS0_ID	11	///< PIO11 SPI CS 0
#define	SPI_CS1_ID	9	///< PIO9 SPI CS 1	
#define	SPI_CS2_ID	10	///< PIO10 SPI CS 2	
#define	SPI_CS3_ID	22	///< PIO22 SPI CS 3	

#define SPI_CS0	(1<<SPI_CS0_ID)	///< PIO11 SPI CS 0
#define	SPI_CS1	(1<<SPI_CS1_ID)	///< PIO9 SPI CS 1	
#define	SPI_CS2	(1<<SPI_CS2_ID)	///< PIO10 SPI CS 2	
#define	SPI_CS3	(1<<SPI_CS3_ID)	///< PIO22 SPI CS 3	

/*
*********************************************************************************************************
*                                            Extern  Function
*********************************************************************************************************
*/

extern void spi_init (void);

extern U8 svc_spi_SendByte( const U8 sendData);

#endif