Program to read data from sensors, write them to a file which can then be interpreted by software to help show the path of a bicycle as it travels around a field
Dependencies: C12832_lcd FatFileSystemCpp MMA7660 CMPS03 GPS
Fork of MSCUsbHost by
Program to link a compass and a GPS to an MBED to produce a CSV file which can be used to track a bicycle around a field
Results can be found here
Diff: main.cpp
- Revision:
- 18:0ced1be44292
- Parent:
- 17:c4ead6f1ebd9
- Child:
- 19:3da2ac9aa081
--- a/main.cpp Tue Mar 21 20:06:13 2017 +0000 +++ b/main.cpp Thu Mar 23 15:36:38 2017 +0000 @@ -4,7 +4,6 @@ #include "CMPS03.h" // Compass library #include "C12832_lcd.h" // LCD screen library #include "MSCFileSystem.h" - #define FSNAME "USB" #define LIM 300 @@ -14,7 +13,6 @@ C12832_LCD lcd; Serial pc(USBTX, USBRX); - // Declarations float ax, ay, az; DigitalOut connectionLed(LED1); @@ -22,11 +20,6 @@ int main() { - /* - DIR *d; - struct dirent *p; // For printing externally (USB Stick) - d = opendir("/" FSNAME); - */ if (MMA.testConnection()) connectionLed = 1; // Checking MMA connected correctly @@ -44,7 +37,7 @@ ax=MMA.x(); ay=MMA.y(); az=MMA.z(); - fprintf(Accel,"%f, %f, %f,\r\n",ax,ay,az); + fprintf(Accel,"%f, %f, %f, %.1f\r\n",ax,ay,az, gps.rtime); lcd.locate(1,21); lcd.printf("Accel: %.2f, %.2f, %.2f", ax, ay, az); @@ -52,7 +45,7 @@ GPS = fopen("/USB/GPS.csv", "a"); if (gps.sample()) { - fprintf(GPS, "%f, %f, %.0f\r\n", gps.latitude, gps.longitude, gps.rtime); + fprintf(GPS, "%f, %f, %.1f\r\n", gps.latitude, gps.longitude, gps.rtime); lcd.locate(1,1); lcd.printf("GPS: %.4f, %.4f, %f", gps.latitude, gps.longitude, gps.rtime); } @@ -64,7 +57,6 @@ } // Compass - //Offset = compass.readBearing(); // Initial definitions Comp = fopen("/USB/Compass.csv", "a"); lcd.locate(1,11); bearing = (compass.readBearing()/10) - 150; @@ -72,15 +64,12 @@ { bearing = 360 + bearing; } - lcd.printf("Bearing: %.2f\n", bearing); + lcd.printf("Bearing: %.2f, %.1f\n", bearing, gps.rtime); fprintf(Comp, "%.2f\r\n", bearing); - //wait (); - i++; fclose(Accel); fclose(GPS); fclose(Comp); } - } \ No newline at end of file