gps.h

来自「S3C2410 ARM下裸机开发」· C头文件 代码 · 共 41 行

#ifndef __GPS_H__
#define __GPS_H__



#define UInt32     unsigned int
#define Int16      short
#define UInt16     unsigned short
#define UInt8      unsigned char
#define Boolean    int
#define false      0
#define true       1
#define GPS_RECV_CMD_MAX_BUF 550  //the buffer size
#define LOOP 550

extern int k, h, m, s;
extern int lonz,lonx,latz,latx;

extern char *hour;
extern char *minutes;
extern char *seconds;

//the GPGGA INFO struct
typedef struct GGAINFO
{
	int bIsGPGGA;
	UInt8 hour, bjhour, min, sec, secFrac;   //time
	double latitude;    //纬度
	UInt8 latNS;        //北纬or南纬
	double longitude;   //经度
	UInt8 lgtEW;        //西经or东经
	UInt8 satellites;   //卫星颗数
	Int16 altitude;
} GGAINFO;

void GPS_Test(void);
void GPS_Get_GPRMC(void);   //得到GPRMC格式的信息
void GPS_Get_GPGGA(void);   //得到GPGGA格式的消息
void GPS_GGA(void);

#endif