Atsumi Toda
/
GPS_test2018_1
Important changes to repositories hosted on mbed.com
Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.
To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.
It is also possible to export all your personal repositories from the account settings page.
Dependencies: SDFileSystem mbed
Revision 0:8c3382ecf351, committed 2018-01-16
- Comitter:
- Joeatsumi
- Date:
- Tue Jan 16 08:20:39 2018 +0000
- Commit message:
- GPS2018_1_16test
Changed in this revision
diff -r 000000000000 -r 8c3382ecf351 SDFileSystem.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/SDFileSystem.lib Tue Jan 16 08:20:39 2018 +0000 @@ -0,0 +1,1 @@ +http://developer.mbed.org/users/mbed_official/code/SDFileSystem/#8db0d3b02cec
diff -r 000000000000 -r 8c3382ecf351 main.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Tue Jan 16 08:20:39 2018 +0000
@@ -0,0 +1,107 @@
+
+//GPS GT-720F Logger01
+
+#include "mbed.h"
+#include "SDFileSystem.h"
+#define ON 1
+#define OFF 0
+
+DigitalOut mled0(LED1);
+DigitalOut mled1(LED2);
+DigitalIn sw1(p5);
+
+SDFileSystem sd(p5, p6, p7, p8, "sd"); // the pinout on the mbed Cool Components workshop board
+FILE *fp;//ポインタ指定
+
+Serial gps(p9,p10);
+
+Ticker flipper;
+
+float g_hokui,g_tokei;
+int fp_count=0;
+
+void gps_rec() {
+
+ fp = fopen("/sd/nmea.csv", "w");
+ if(fp == NULL) {
+ error("Could not open file for write\n");
+ }
+ fprintf(fp,"%4.6f,%3.6f,\n",g_tokei,g_hokui);
+ fclose(fp);
+}
+
+int main() {
+
+
+ char c;
+ int i,rlock=0,stn=0;
+ char gps_data[256];
+ char ns,ew;
+ float time,hokui,tokei;
+
+ float d_hokui,m_hokui,d_tokei,m_tokei;
+ int h_time=0,m_time=0,s_time=0;
+ int rec_flag=0;
+
+ gps.baud(9600);//GT-720Fボーレート
+
+
+
+ while (1) {
+
+ i=0;
+ while(gps.getc()!='$'){
+ }
+
+ while( (gps_data[i]=gps.getc()) != '\r'){
+ i++;
+ if(i==256){//上限文字数250文字
+ i=255;
+ break;
+ }
+ }
+ gps_data[i]='\0';
+
+ //test
+ /* Test data
+ rlock=1;
+ stn=3;
+ hokui=3532.25024; //=>35.537502
+ tokei=13751.86820;//=>137.864471
+ time=114107.046;
+ */
+
+ //正常に作動
+ //GPGGAセンテンスを見つける
+ if( sscanf(gps_data, "GPGGA,%f,%f,%c,%f,%c,%d,%d",&time,&hokui,&ns,&tokei,&ew,&rlock,&stn) >= 1){
+ if(rlock >= 1){//衛星ロック、緯度経度計測開始
+
+ //hokui 北緯の処理
+
+ d_hokui=int(hokui/100);
+ m_hokui=(hokui-d_hokui*100)/60;
+ g_hokui=d_hokui+m_hokui;
+ //tokei 東経の処理
+
+ 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;
+
+ //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
+
+
+ flipper.attach(&gps_rec, 1.0);//ロギング割り込み開始
+
+ }//if(rclock>1)
+
+ }//if sscanf
+ }//while
+}//main
+
+
diff -r 000000000000 -r 8c3382ecf351 mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue Jan 16 08:20:39 2018 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/e1686b8d5b90 \ No newline at end of file