sdカードに経路緯度を保存する。txt形式で保存の後、kml形式にしてGoogle mapで経路を確認。 kml形式変換の参考サイト http://www.oidenansho.com/elekijack/mbed/2bk0208_GPS_logger/GPS_logger.htm
Dependencies: SDFileSystem mbed
Fork of 2bk0123_GPS_Test05 by
main.cpp
- Committer:
- Joeatsumi
- Date:
- 2018-02-15
- Revision:
- 1:04787f83fac1
- Parent:
- 0:f3ff53b5b707
File content as of revision 1:04787f83fac1:
//GPS GT-720F Test05 #include "mbed.h" #include "SDFileSystem.h" #define ON 1 #define OFF 0 Serial gps(p9,p10);// tx, rx LocalFileSystem local("local"); DigitalOut mled0(LED1); DigitalOut mled1(LED2); SDFileSystem sd(p5, p6, p7, p8, "sd"); // the pinout on the mbed Cool Components workshop board Serial pc(USBTX, USBRX); // tx, rx FILE *fp; int main() { char c; int i,rlock,stn; char gps_data[256]; char ns,ew; float time,hokui,tokei; float g_hokui,g_tokei; float d_hokui,m_hokui,d_tokei,m_tokei; int h_time=0,m_time=0,s_time=0; mkdir("/sd/gps_data", 0777);//まずsdのフォルダをつくる。 gps.baud(9600); while (1) { i=0; while(gps.getc()!='$'){ } while( (gps_data[i]=gps.getc()) != '\r'){ i++; if(i==256){ i=255; break; } } gps_data[i]='\0'; //test /* Test data rlock=1; hokui=3532.25024; //=>35.537502 tokei=13751.86820;//=>137.864471 */ if( sscanf(gps_data, "GPGGA,%f,%f,%c,%f,%c,%d,%d",&time,&hokui,&ns,&tokei,&ew,&rlock,&stn) >= 1){ if(rlock >= 1){ //time set h_time=int(time/10000); m_time=int((time-h_time*10000)/100); s_time=int(time-h_time*10000-m_time*100); h_time=h_time+9;//UTC =>JST //hokui d_hokui=int(hokui/100); m_hokui=(hokui-d_hokui*100)/60; g_hokui=d_hokui+m_hokui; //tokei d_tokei=int(tokei/100); m_tokei=(tokei-d_tokei*100)/60; g_tokei=d_tokei+m_tokei; //g_hokui=int(hokui/100)+(hokui-int(hokui/100))/60; //g_tokei=int(tokei/100)+(tokei-int(tokei/100))/60; //==================================================// pc.printf("%2d,%2d,%2d,%4.6f,,%3.6f,\r\n",h_time,m_time,s_time,g_tokei,g_hokui); fp = fopen("/sd/gps_data/log.txt", "a"); // fprintf(fp,"%2d,%2d,%2d,%4.6f,,%3.6f,\r\n",h_time,m_time,s_time,g_tokei,g_hokui); fprintf(fp,"%4.6f,%3.6f,\r\n",g_tokei,g_hokui); fclose(fp); //==================================================// //} } }//if }//while }//main