gps.h

SmartARM2400系列开发板全套资料

/****************************************Copyright (c)**************************************************
**                               Guangzou ZLG-MCU Development Co.,LTD.
**                                      graduate school
**                                 http://www.zlgmcu.com
**
**--------------File Info-------------------------------------------------------------------------------
** File name:			GPS_HANDLE.h
** Last modified Date:	2005-06-17
** Last Version:		1.0
** Descriptions:		header file of GPS
**						
**------------------------------------------------------------------------------------------------------
** Created by:			Yehaoben
** Created date:		2005-06-17
** Version:				1.0
** Descriptions:		The original version
**
**------------------------------------------------------------------------------------------------------
** Modified by: 
** Modified date:
** Version:	
** Descriptions: 
**
********************************************************************************************************/
#ifndef __GPS_H_
#define __GPS_H_                        /*  __GPS_H_ */


#include "config.h"

#define		GPS_CMDMaxSize		80		/*revice Command Line length*/
#define		GPS_CMDNUM			7		/*How many command it can process at the same time*/

#define		MAXSATELLITE	    12
#define		MAXMSG			    4


extern OS_EVENT	*GPSRcv;	//GPS接收到一帧数据


typedef	struct{
	char	Data[GPS_CMDMaxSize];
	uint8	State;		//0:initializtion ;  1: recive $ ;  2: send to handle ;
}GPSRawDataQ;

typedef	struct{
	uint8	Indicator;
	uint8	dd;
	uint8	mm;
	uint16	mmmm;
}Lat_TYPE;

typedef	struct{
	char	Indicator;
	uint16	ddd;
	uint8	mm;
	uint16	mmmm;
}Long_TYPE;

typedef	struct{
	uint8	ID;
	uint16	AZnEL;	//118 degrees and 79 degrees to 11879;
	uint8	SNR;	//satellite signal dBHz
}Stl_TYPE;

typedef	struct{
	char	UTC_Time[15];//世界调整时间
	char	UTC_Date[9];//世界日期
	char	Latitude[16];//纬度
	char	Longtitude[16];//经度
	char	Altitude[8];//120 to 12.0 meter//海拔高度
	char	PDOP[8];//
	char	HDOP[8];//18 to 1.8//水平精度系数			
	char	VDOP[8];//18 to 1.8//垂直精度系数				
	char	SatelliteUsed[8];//卫星个数
	Stl_TYPE	Satellite[MAXSATELLITE];//卫星状态；			
	char	Speed[16];//速度18 to 1.8 Km/hr
	char	Heading[16];
	uint8	Status;//HIGH 4bit is for FIX;LOW 4bit is for 3D/2D;
}GPS_DATA_TYPE;

extern GPS_DATA_TYPE GPS_DATA;

extern char GGA_DATA_L[];
extern char GLL_DATA_L[];
extern char GSA_DATA_L[];
extern char GSV_DATA_L[];
extern char RMC_DATA_L[];
extern char VTG_DATA_L[];
extern char STOP_COMMAND[];
extern char START_COMMAND[];
extern char ADD_ALL_COMMAND[];

extern GPSRawDataQ	GPSDataQ[GPS_CMDNUM];	//接收数据的队列缓存
extern uint8	GPSDataQNUM;	//当前的队列
extern uint8	GPSDataQWPTR;	//当前队列中接收到的字符位置

/*********************************************************************************************************
** Function name:			ZLG_GPS_Initial
**
** Descriptions:			Initial GPS
**
** input parameters:		None
** Returned value:			None
**         
** Used global variables:	None
** Calling modules:			None
**
** Created by:				Yehaoben
** Created Date:			2005/06/02
**-------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
**------------------------------------------------------------------------------------------------------
********************************************************************************************************/
extern void	GPSInit(void);


/*********************************************************************************************************
** Function name:			GPS_RVC_HANDLE
**
** Descriptions:			Revice data and save into GPSDataQ
**
** input parameters:		uint8 :one data
**							
** Returned value:			None
**         
** Used global variables:	None
** Calling modules:			None
**
** Created by:				Yehaoben
** Created Date:			2005/06/02
**-------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
**------------------------------------------------------------------------------------------------------
********************************************************************************************************/
extern void GPS_RVC_HANDLE(uint8 i);

/*********************************************************************************************************
** Function name:			StrTOUINT
**
** Descriptions:			change string to 16 bits integer
**
** input parameters:		* str :string pointer
**							DBits :string length
** Returned value:			uint16 :changed result
**         
** Used global variables:	None
** Calling modules:			None
**
** Created by:				Yehaoben
** Created Date:			2005/06/02
**-------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
**------------------------------------------------------------------------------------------------------
********************************************************************************************************/
extern uint16 StrTOUINT(char * str,uint8 DBits);


/*********************************************************************************************************
** Function name:			GPS_RVC_HANDLE
**
** Descriptions:			Revice data and save into GPSDataQ
**
** input parameters:		uint8 :one data
**							
** Returned value:			None
**         
** Used global variables:	None
** Calling modules:			None
**
** Created by:				Yehaoben
** Created Date:			2005/06/02
**-------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
**------------------------------------------------------------------------------------------------------
********************************************************************************************************/
extern void GPS_RVC_HANDLE(uint8);


/*********************************************************************************************************
** Function name:			startchar
**
** Descriptions:			check the string from head to end
**
** input parameters:		* str :string pointer
**							endch :end char
** Returned value:			char * :return the string
**         
** Used global variables:	None
** Calling modules:			None
**
** Created by:				Yehaoben
** Created Date:			2005/06/02
**-------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
**------------------------------------------------------------------------------------------------------
********************************************************************************************************/
extern char * startchar(char * str,char endch );

/*********************************************************************************************************
** Function name:			GPSAnalyse
** Descriptions:			分析GPS接收到的数据，并且存储到全局变量里面
** input parameters:		无
** Returned value:			None
** Used global variables:	None
** Calling modules:			None
** Created by:				XieLuWei
** Created Date:			2007/07/24
**-------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
**------------------------------------------------------------------------------------------------------
********************************************************************************************************/
void GPSAnalyse( void );

#endif                  /*  __GPS_H_ */