dio.h

MS320F2812 Sci驱动程序

#ifndef DIO_H
#define DIO_H


#define LEFT_DETENT		0x0001
#define RIGHT_DETENT	0x0002
#define AZ_HAND			0x0004
#define AZ_LOCK			0x0008

#define UP_DETENT		0x0010
#define DOWN_DETENT		0x0020
#define EL_HAND			0x0040

#define AZ_EN			0x0080
#define EL_EN			0x0100

#define LEFT_TURN		0x0200
#define RIGHT_TURN		0x0400
#define UP_TURN			0x0800
#define DOWN_TURN		0x1000
#define ENABLED			0x2000

void InhibitRDC(int port);

void FreeRDC(int port);

unsigned int ReadRDC(int axis);
				  
int PollingKey(void);

int ProcessKey(void);

int KeyInput(void);

void Display(int type, unsigned int value);

unsigned int ReadDigitalInput(void);

void ProcessDigInput(unsigned int di_value);

void WriteDigitalOutput(unsigned int do_val);

void SetDoBit(int bit);

void ClrDoBit(int bit);

extern int AzZeroPos;
extern int ElZeroPos;

extern int BreakFlag;
extern int PressedKeyValue;

#endif