led4.h

TMS320LF2407键盘IO程序学习．

/*--------------------------------------------------------*/
/*  WQ21ST SOFTWARE	STUDIO.			                  	  */
/*--------------------------------------------------------*/
/*
   PARALLEL LED test include file for EVM320LF2407

   This test requires a person who is not color blind to observe
   DS4-DS7 and move some switches

   filename:	led_4p.h
   original:	07/14/2001   by: WQ
   last update: 08/18/2001   by: WQ
*/


#define TI_LED      0x000C
#define _TI_LED	  	000ch

#define MS_TIME_LOOP   0x500

/* Define the types to be used to manipulate 8-, 16-, 32-bit data  */

typedef unsigned char   BYTE;    /* 8-bit data  */
typedef unsigned int    WORD;    /* 16-bit data */
typedef unsigned long   DWORD;   /* 32-bit data */
typedef volatile WORD * PORT;

#define STR(x) #x

#define OUTMAC(address,data)  \
 asm("        LDPK    _"STR(data));  \
 asm("        OUT     _"STR(data) "," STR(address))

#define INMAC(address,data)   \
 asm("        LDPK    _"STR(data));  \
 asm("        IN      _"STR(data) "," STR(address))