sys2407.h

一些TI的DSP2047上的我写的程序

/*--------------------------------------------------------*/
/*  WQ21ST SOFTWARE	STUDIO.			                  	  */
/*--------------------------------------------------------*/
/*---------------------------------------------------------*/
/*   Header file for EVM2407 Hardware Dependent Routines   */
/*	Includes: CAN Bus				   */
/*		  Switches				   */
/*		  LEDS					   */
/*		  Internal UART 			   */
/*		  External Memory			   */
/*---------------------------------------------------------*/
/*   Target: EVM320C2407  Assy:504880			   */
/*---------------------------------------------------------*/
/*---------------------------------------------------------------*/
/* filename:	sys2407.h 					 					 */
/* original:	08/21/2001   by: WQ								 */
/* last update: 08/27/2001   by: WQ								 */
/*---------------------------------------------------------------*/



#define UINT16	     unsigned short
#define UINT8	     unsigned char

#define GREG		   0x0005	  /* location of GREG Register	  */


#define LOW_BYTE_MASK	   0x00FF	  /* Mask out upper byte keep low  */
#define HIGH_BYTE_MASK	   0xFF00	  /* Mask out lower byte keep high */

#define BYTE0		   0x0000	  /* Byte 0 is low byte  D0-D7	   */
#define BYTE1		   0x0001	  /* Byte 1 is high byte D8-D15    */



/* Wait State Bits */

#define PSWSB0	0x0001
#define PSWSB1	0x0002
#define PSWSB2	0x0004
#define DSWSB0	0x0008
#define DSWSB1	0x0010
#define DSWSB2	0x0020
#define IOWSB0	0x0048
#define IOWSB1	0x0080
#define IOWSB2	0x0100

/*define the bit of a word*/
#define  MASK_0  0x0001
#define  MASK_1  0x0002
#define  MASK_2  0x0004
#define  MASK_3  0x0008
#define  MASK_4  0x0010
#define  MASK_5  0x0020
#define  MASK_6  0x0040
#define  MASK_7  0x0080
#define  MASK_8  0x0100
#define  MASK_9  0x0200
#define  MASK_10  0x0400
#define  MASK_11  0x0800
#define  MASK_12  0x1000
#define  MASK_13  0x2000
#define  MASK_14  0x4000
#define  MASK_15  0x8000