Diff: main.cpp

Revision:

1:91f4ae33e6ac

Parent:

0:8889ed33c550

Child:

2:59b33f158822

--- a/main.cpp	Mon Aug 08 02:05:09 2016 +0000
+++ b/main.cpp	Mon Oct 24 16:22:38 2016 +0000
@@ -1,26 +1,40 @@
+/*
+説明
+Nucleo-F303K8とGPSモジュールを使ったサンプルプログラム
+
+参考
+http://www.hiramine.com/physicalcomputing/general/gps_nmeaformat.html
+
+
+以下ピン配置
+Nucleo  GPSモジュール
+GND-----GND-----------0V
+５ｖ------VIN
+D0------TX
+D1------RX
+*/
 #include "mbed.h"
- 
+
 Serial gps(D1, D0);        // tx, rx
-Serial pc(USBTX, USBRX);    // tx, rx
- 
+Serial pc(PA_2, PA_3);    // tx, rx
+
 int main() {
-
       unsigned char c;
       int i,rlock;
       char gps_data[256],gps2_data[256];
       char ns,ew;
-      float time,hokui,tokei;
+      float world_time,hokui,tokei;
       float g_hokui,g_tokei;
       float d_hokui,m_hokui,d_tokei,m_tokei;
-      
+      pc.baud(115200);
       gps.baud(9600);
-      pc.printf("*** GPS GT-720F ***");    
+      pc.printf("*** GPS GT-720F ***");
 
     while (1) {
       i=0;
       while(gps.getc()!='$'){
       }
-      
+
       while((gps_data[i]=gps.getc()) != '\r'){
         i++;
         if(i==256){
@@ -30,21 +44,21 @@
          }
       }
       gps_data[i]='\0';
-      
-      if( sscanf(gps_data, "GPGGA,%f,%f,%c,%f,%c,%d",&time,&hokui,&ns,&tokei,&ew,&rlock) >= 1){
+//      pc.printf("%s",gps_data);
+      if( sscanf(gps_data, "$GPGGA,%f,%f,%c,%f,%c,%d",&world_time,&hokui,&ns,&tokei,&ew,&rlock) >= 1){
         if(rlock==1){
-          pc.printf("Status:Lock(%d)\n\r",rlock);  
+          pc.printf("Status:Lock(%d)\n\r",rlock);
          //logitude
           d_tokei= int(tokei/100);
           m_tokei= (tokei-d_tokei*100)/60;
-          g_tokei= d_tokei+m_tokei; 
+          g_tokei= d_tokei+m_tokei;
           pc.printf("Log:%4.5f,",g_tokei);
          //Latitude
           d_hokui=int(hokui/100);
           m_hokui=(hokui-d_hokui*100)/60;
           g_hokui=d_hokui+m_hokui;
           pc.printf("Lat:%4.5f\n\r",g_hokui);
-          
+
         }
         else{
           pc.printf("\n\rStatus:unLock(%d)\n\r",rlock);
@@ -54,4 +68,4 @@
         }
       }//if
     }//while
-}//main
\ No newline at end of file
+}//main