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基于51单片机的GPS定位系统设计

article 2025/8/26 5:29:19

基于51单片机的GPS定位系统

（仿真＋程序＋PCB+原理图＋设计报告）

功能介绍

具体功能：

1.UBLOX-NEO-6M GPS模块采集信息；

2.LED作指示灯；

3.LCD12864显示数据信息，时间、经纬度、方向速度、海拔；


#include "display.h"GPS_INFO   GPS;  //GPS信息结构体uchar code beiwei[]     = "北纬";
uchar code nanwei[]     = "南纬";
uchar code dongjing[]   = "东经";
uchar code xijing[]     = "西经";
uchar code sudu[]       = "速度: ";
uchar code hangxiang[]  = "航向: ";
uchar code gaodu[]      = "高度: ";
uchar code jiaodu[]     = "角度: ";
uchar code haiba[]      = "海拔: ";
uchar code du[]         = "度";
uchar code meter[]      = "米";
uchar code kmperhour[]  = "km/h";
uchar code date[]       = "    年  月  日  ";void Show_Float(float fla, uchar x, uchar y);void GPS_DispTime(void)
{uchar i = 0;uchar ch;//char * yearp;//char year[5];//char month[3];//char day[3];//char hour[3];//char minu[3];//char seco[3];//yearp=year;char time[5];Lcd_DispLine(0, 0, date);  //年月日//yearp="     ";Int_To_Str(GPS.D.year,time);  //将年转换成字符串，存在time中Lcd_SetPos(0, 0);             //设置显示地址if(strlen(time)==4)	  		 	//判断接收数据是否有效，有效则显示{i = 0;while(time[i] != '\0'){ch = time[i++];Lcd_WriteDat(ch);	      //显示年}}Int_To_Str(GPS.D.month,time);Lcd_SetPos(0, 3);if(strlen(time)==2){i = 0;while(time[i] != '\0'){ch =time[i++];Lcd_WriteDat(ch);	}}Int_To_Str(GPS.D.day,time);Lcd_SetPos(0, 5);if(strlen(time)==2){i = 0;while(time[i] != '\0'){ch =time[i++];Lcd_WriteDat(ch);	}}Int_To_Str(GPS.D.hour,time);Lcd_SetPos(1, 1);if(strlen(time)==2){i = 0;while(time[i] != '\0'){ch =time[i++];Lcd_WriteDat(ch);	}}Lcd_WriteDat(' ');Lcd_WriteDat(':');Int_To_Str(GPS.D.minute,time);Lcd_SetPos(1, 3);if(strlen(time)==2){i = 0;while(time[i] != '\0'){ch =time[i++];Lcd_WriteDat(ch);	}}Lcd_WriteDat(' ');Lcd_WriteDat(':');Int_To_Str(GPS.D.second,time);Lcd_SetPos(1, 5);if(strlen(time)==2){i = 0;while(time[i] != '\0'){ch =time[i++];Lcd_WriteDat(ch);	}}
}void GPS_DisplayOne(void)
{uchar ch, i;char info[10];ET0=0;clr_screen();//Lcd_WriteCmd(0x01);    //清屏/*	Lcd_SetPos(3, 4);Lcd_WriteDat(0xA1);Lcd_WriteDat(0xE3);Lcd_SetPos(3, 6);Lcd_WriteDat(0xA1);Lcd_WriteDat(0xE4);	Lcd_SetPos(2, 4);Lcd_WriteDat(0xA1);Lcd_WriteDat(0xE3);Lcd_SetPos(2, 6);Lcd_WriteDat(0xA1);Lcd_WriteDat(0xE4);	  */GPS_DispTime();	   	//显示日期，时间if (GPS.NS == 'N')              //判断是北纬还是南纬Lcd_DispLine(2, 0, beiwei);else if (GPS.NS == 'S')Lcd_DispLine(2, 0, nanwei);if (GPS.EW == 'E')              //判断是东经还是西经Lcd_DispLine(3, 0, dongjing);else if (GPS.EW == 'W')Lcd_DispLine(3, 0, xijing);//Lcd_DispLine(2, 2, info);//Int_To_Str(GPS.latitude_Cent,info);  //纬分//Lcd_DispLine(2, 5, info);//Int_To_Str(GPS.latitude_Second,info);  //纬秒//Lcd_DispLine(2, 7, info);Int_To_Str(GPS.latitude_Degree,info);  //纬度Lcd_SetPos(2, 2);if(strlen(info)==2){						  //只有正常显示纬度，才显示纬分i = 0;while(info[i] != '\0'){ch = info[i++];Lcd_WriteDat(ch);}Lcd_WriteDat(' ');Lcd_WriteDat(' ');Lcd_WriteDat(0xA1);Lcd_WriteDat(0xE3);	Int_To_Str(GPS.latitude_Cent,info);  //纬分if(strlen(info)==2){					  //只有正常显示纬分，才显示纬秒i = 0;while(info[i] != '\0'){ch = info[i++];Lcd_WriteDat(ch);}Lcd_WriteDat(0xA1);Lcd_WriteDat(0xE4);Int_To_Str(GPS.latitude_Second,info);  //纬秒if(strlen(info)==2){i = 0;while(info[i] != '\0'){ch = info[i++];Lcd_WriteDat(ch);}}}	} //Int_To_Str(GPS.longitude_Degree,info);  //经度//Lcd_SetPos(3, 2);//Lcd_WriteDat(' ');//Lcd_DispLine(3, 2, info);//Int_To_Str(GPS.longitude_Cent,info);  //经分//Lcd_DispLine(3, 5, info);//Int_To_Str(GPS.longitude_Second,info);  //经秒//Lcd_DispLine(3, 7, info);Int_To_Str(GPS.longitude_Degree,info);  //经度if(strlen(info)==3){//Lcd_SetPos(3, 2);//i = 0;//while(info[i] != '\0')//{//	ch = info[i++];//	Lcd_WriteDat(ch);//}Lcd_DispLine(3, 2, info);Lcd_WriteDat(' ');Lcd_WriteDat(0xA1);Lcd_WriteDat(0xE3);Int_To_Str(GPS.longitude_Cent,info);  //经分if(strlen(info)==2){//i = 0;//while(info[i] != '\0') //{//	ch = info[i++];//	Lcd_WriteDat(ch);//}Lcd_DispLine(3, 5, info);Lcd_WriteDat(0xA1);Lcd_WriteDat(0xE4);Int_To_Str(GPS.longitude_Second,info);  //经秒if(strlen(info)==2){//i = 0;//while(info[i] != '\0') //{//	ch = info[i++];//	Lcd_WriteDat(ch);//} Lcd_DispLine(3, 7, info);}}} ET0=1;
}void GPS_DisplayTwo(void)
{clr_screen();//Lcd_WriteCmd(0x01);    //清屏ET0=0;Lcd_DispLine(0, 0, sudu);Lcd_DispLine(1, 0, hangxiang);Lcd_DispLine(2, 0, gaodu);Lcd_DispLine(3, 0, haiba);Show_Float(GPS.speed, 0, 3);Lcd_DispLine(0, 6, kmperhour);Show_Float(GPS.direction, 1, 3);Lcd_DispLine(1, 6, du);Show_Float(GPS.height_ground, 2, 3);Lcd_DispLine(2, 6, meter);Show_Float(GPS.height_sea, 3, 3);Lcd_DispLine(3, 6, meter);ET0=1;	
}