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Dependencies: mbed
gps.cpp
- Committer:
- saeichi
- Date:
- 2019-12-05
- Revision:
- 6:892eb32f6dc3
- Parent:
- 5:f3b266c917a6
File content as of revision 6:892eb32f6dc3:
#include "mbed.h" #include "getGPS.h" #include "math.h" #include "TB6612.h" Serial pc(USBTX,USBRX); GPS gps (p28,p27); Serial xbee(p13,p14); TB6612 left(p25,p17,p16); TB6612 right(p26,p19,p18); int main() { double a; double b; double distance; int i = 0; pc.printf("GPS Start\n"); xbee.printf("s\n"); while(1) { if(gps.getgps()){ pc.printf("(%lf,%lf)\r\n",gps.latitude,gps.longitude);//緯度と経度を表示 i ++; if(i<29){ }else if(i == 30){ a = gps.latitude; b = gps.longitude; }else{ break; } }else{ pc.printf("NO DATA\r\n");//データ取得失敗 wait(1); } } left = 100; //左モーター100% right = 100;//右モーター100% wait(30); left = 0; //左モーター10% right = 0;//右モーター10%(左折) wait(15); while(1){ if(gps.getgps()) { pc.printf("(%lf,%lf)\n\r",gps.latitude,gps.longitude);//緯度と経度を表示 // 球面三角法により、大円距離(メートル)を求める double c; double d; c = gps.latitude; d = gps.longitude; const double pi = 3.14159265359; // 円周率 double ra = a * pi / 180; double rb = b * pi / 180; // 緯度経度をラジアンに変換 double rc = c * pi / 180; double rd = d * pi / 180; double e = sin(ra) * sin(rc) + cos(ra) * cos(rc) * cos(rb - rd); // 2点の中心角(ラジアン)を求める double rr = acos(e); const double earth_radius = 6378140; // 地球赤道半径(m) distance = earth_radius * rr; // 2点間の距離(m) if (distance<5){ }else{ pc.printf("5m clear!"); xbee.printf("5m clear!"); break; } }else{ xbee.printf("NO DATA\r\n");//データ取得失 pc.printf("NO DATA\r\n"); wait(1); } } return 0; }