//===================================================================
//?文件名稱：	display.c
//?功能描述：	在終端上顯示GPS解析數(shù)據(jù)
//??????????????包GPS初始化、串口接收中斷，接收數(shù)據(jù)處理和串口打印等
//?維護(hù)記錄：	2010-01-31	V1.0?by?xgc
//??????????????2010-04-03??V1.1?by?xgc
//
//??代碼作者：??相廣超??xgc94418297.blog.163.com
//??程序說明：??本程序僅試用于TX2440系列開發(fā)板，使用的是2440串口2經(jīng)過數(shù)據(jù)
//??????????????選擇器擴(kuò)展出的串口。
//??????????????本程序僅提供了操作串口的方法和GPS數(shù)據(jù)解析的實(shí)現(xiàn)方法，供參考。
//??????????????更多的功能有待讀者自己開發(fā)?
//==================================================================

#include?
#include?
#include?“2440addr.h“
#include?“2440lib.h“
#include?“def.h“
#include?“gps.h“
#include?“uart.h“
#include?“display.h“

#define?UART2_CH0???0
#define?UART2_CH1	1

#define?LEDOFF?????rGPFDAT?=?0xFF
#define?LED1ON?????rGPFDAT?&=?~（0x01）
#define?LED2ON?????rGPFDAT?&=?~（0x02）
#define?LED3ON?????rGPFDAT?&=?~（0x04）
#define?LED1OFF????rGPFDAT?|=?0x01?
#define?LED2OFF????rGPFDAT?|=?0x02
#define?LED3OFF????rGPFDAT?|=?0x04

#define???REV_YES????LED1ON
#define???REV_NO?????LED1OFF
#define???RMC_YES????LED2ON
#define???RMC_NO?????LED2OFF

extern?unsigned?int?PCLK;

GPS_INFO???GPS;

volatile?U32?isRxInt;??//串口接收標(biāo)志
volatile?U32?gps_rGPHCONgps_rGPHDATgps_rGPHUP;
volatile?U32?gps_ULCON2gps_UCON2gps_UFCON2gps_UMCON2gps_UBRDIV2;

char?rev_buf[80];?//接收緩存
U8?rev_startrev_stopgps_flag;?//開始接收，停止接收，gps開始處理
U8?num?=?0;

void?__sub_Uart2_RxInt（void）;
void?__sub_Uart2_RxErrInt（void）;
void?__irq?Uart2_RxIntOrErr（void）;

//========================================================================
//選擇串口2通道
//========================================================================
void?Select_Device（char?Device）
{
	rGPHCON?|=?1<<（UART2_CH1<<1）;
	rGPHCON?&=?~（1<<（UART2_CH1<<1）+1）;
	rGPHCON?|=?1<<（UART2_CH0<<1）;
	rGPHCON?&=?~（1<<（UART2_CH0<<1）+1）;	?//設(shè)置為輸出口
	
	rGPHUP?&=（~（0x03））;
	rGPHDAT	=（rGPHDAT&0xfffffffc）|（Device）;																	
}

//========================================================================
//串口2設(shè)置
//========================================================================
void?GPS_Port_Set（void）
{
????gps_rGPHCON=rGPHCON;?
????gps_rGPHDAT=rGPHDAT;
????gps_rGPHUP=rGPHUP;

????rGPHCON&=0x3c0fff;
????rGPHCON|=0x2a000;
????rGPHUP|=0x1c0;
????//Push?Uart?control?registers?
????gps_ULCON2=rULCON2;		
????gps_UCON2?=rUCON2;		
????gps_UFCON2=rUFCON2;		
????gps_UMCON2=rUMCON2;
????gps_UBRDIV2=rUBRDIV2;
}???????

//========================================================================
//串口2恢復(fù)設(shè)置
//========================================================================????????
void?GPS_Port_Return（void）
{???????
????rGPHCON=gps_rGPHCON;
????rGPHDAT=gps_rGPHDAT;
????rGPHUP?=gps_rGPHUP;
????//Pop?Uart?control?registers?
????rULCON2=gps_ULCON2;		
????rUCON2?=gps_UCON2;	
????rUFCON2=gps_UFCON2;		
????rUMCON2=gps_UMCON2;
????rUBRDIV2=gps_UBRDIV2;
}

//========================================================================
//串口2接收中斷或接收

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-11-28?16:29??GPS模塊測(cè)試程序（ARM9）\
?????目錄???????????0??2018-01-19?17:10??GPS模塊測(cè)試程序（ARM9）\G4A\
?????文件??????195914??2010-04-17?10:28??GPS模塊測(cè)試程序（ARM9）\G4A\G4A.mcp
?????目錄???????????0??2018-01-17?17:08??GPS模塊測(cè)試程序（ARM9）\G4A\G4A_Data\
?????文件????????3454??2010-04-17?10:28??GPS模塊測(cè)試程序（ARM9）\G4A\G4A_Data\CWSettingsWindows.stg
?????目錄???????????0??2018-01-17?17:08??GPS模塊測(cè)試程序（ARM9）\G4A\G4A_Data\Debug\
?????文件???????50806??2010-04-17?10:26??GPS模塊測(cè)試程序（ARM9）\G4A\G4A_Data\Debug\TargetDataWindows.tdt
?????目錄???????????0??2018-01-17?17:08??GPS模塊測(cè)試程序（ARM9）\G4A\G4A_Data\DebugRel\
?????文件??????112324??2010-04-17?10:28??GPS模塊測(cè)試程序（ARM9）\G4A\G4A_Data\DebugRel\G4A.axf
?????文件???????34544??2010-04-17?10:28??GPS模塊測(cè)試程序（ARM9）\G4A\G4A_Data\DebugRel\G4A.bin
?????目錄???????????0??2018-01-17?17:08??GPS模塊測(cè)試程序（ARM9）\G4A\G4A_Data\DebugRel\objectCode\
?????文件???????16360??2010-01-31?16:13??GPS模塊測(cè)試程序（ARM9）\G4A\G4A_Data\DebugRel\objectCode\2440init.o
?????文件???????38704??2010-01-31?16:13??GPS模塊測(cè)試程序（ARM9）\G4A\G4A_Data\DebugRel\objectCode\2440lib.o
?????文件????????3254??2010-01-31?16:13??GPS模塊測(cè)試程序（ARM9）\G4A\G4A_Data\DebugRel\objectCode\2440slib.o
?????文件???????14484??2010-04-17?10:26??GPS模塊測(cè)試程序（ARM9）\G4A\G4A_Data\DebugRel\objectCode\algorithm.o
?????文件???????42024??2010-04-17?10:26??GPS模塊測(cè)試程序（ARM9）\G4A\G4A_Data\DebugRel\objectCode\display.o
?????文件???????37884??2010-04-17?10:26??GPS模塊測(cè)試程序（ARM9）\G4A\G4A_Data\DebugRel\objectCode\gps.o
?????文件???????10472??2010-04-17?10:28??GPS模塊測(cè)試程序（ARM9）\G4A\G4A_Data\DebugRel\objectCode\main.o
?????文件???????42680??2010-01-31?16:13??GPS模塊測(cè)試程序（ARM9）\G4A\G4A_Data\DebugRel\objectCode\uart.o
?????文件???????89146??2010-04-17?10:28??GPS模塊測(cè)試程序（ARM9）\G4A\G4A_Data\DebugRel\TargetDataWindows.tdt
?????目錄???????????0??2018-01-17?17:08??GPS模塊測(cè)試程序（ARM9）\G4A\G4A_Data\Release\
?????文件???????49432??2010-04-17?10:26??GPS模塊測(cè)試程序（ARM9）\G4A\G4A_Data\Release\TargetDataWindows.tdt
?????文件????????8711??2010-04-17?10:26??GPS模塊測(cè)試程序（ARM9）\G4A\display.c
?????文件?????????488??2010-04-12?10:07??GPS模塊測(cè)試程序（ARM9）\G4A\display.h
?????文件????????4968??2010-04-17?10:20??GPS模塊測(cè)試程序（ARM9）\G4A\gps.c
?????文件?????????931??2010-04-16?23:03??GPS模塊測(cè)試程序（ARM9）\G4A\gps.h
?????文件???????12704??2010-04-07?11:47??GPS模塊測(cè)試程序（ARM9）\G4A\gps_back.c
?????文件????????2058??2010-04-17?10:27??GPS模塊測(cè)試程序（ARM9）\G4A\main.c
?????目錄???????????0??2012-08-27?17:22??GPS模塊測(cè)試程序（ARM9）\G4A\system\
?????目錄???????????0??2018-01-17?17:08??GPS模塊測(cè)試程序（ARM9）\G4A\system\inc\
?????文件???????40113??2009-10-17?11:50??GPS模塊測(cè)試程序（ARM9）\G4A\system\inc\2440addr.h
............此處省略28個(gè)文件信息