Diff: main.cpp

Revision:

1:f54eae4853ca

Parent:

0:68bf06937509

--- a/main.cpp	Tue Jun 16 04:52:27 2020 +0000
+++ b/main.cpp	Thu Oct 29 07:32:17 2020 +0000
@@ -1,25 +1,38 @@
 #include "mbed.h"
 #include "BMX055.h"
+#include "SDFileSystem.h"
 
+SDFileSystem sd(PA_7, PA_6, PA_5, PA_4, "sd"); // the pinout on the mbed Cool Components workshop board
 DigitalOut myled(LED1);
-BMX055 bmx(p28,p27);//SDA,SCL
+
+BMX055 bmx(PB_7,PB_6);//SDA,SCL
 Serial pc(USBTX, USBRX);
 double a[3],b[3],c[3];
+int r;
 
 int main() {
-    while(1) {
+    mkdir("/sd/mydir00", 0777);
+    FILE *fp = fopen("/sd/mydir00/sddata.csv", "w");
+    if(fp == NULL) {
+        error("Could not open file for write\n");
+    }
+    
+    r=0;
+    while(1000>r) {
         bmx.getAcc();
         bmx.getGyro();
         bmx.getMag();
-        for(int i=0;i<=3;i++){
-            a[i]=(bmx.accel[i]/512)*9.8;
-            b[i]=(bmx.gyroscope[i]*125)/2048;
-            c[i]=bmx.magnet[i];
-            }
-        pc.printf("%2.4f,%2.4f, %2.4f, %2.4f,%2.4f, %2.4f, %2.4f,%2.4f, %2.4f\r\n",a[0],a[1],a[2],b[0],b[1],b[2],c[0],c[1],c[2]);
+        
+    fprintf(fp,"%2.4f,%2.4f,%2.4f,%2.4f,%2.4f,%2.4f,%2.4f,%2.4f,%2.4f\n\r",(bmx.accel[0]/512)*9.8f,
+        (bmx.accel[1]/512)*9.8f,(bmx.accel[2]/512)*9.8f,(bmx.gyroscope[0]*125)/2048.0f,
+        (bmx.gyroscope[1]*125)/2048.0f,(bmx.gyroscope[2]*125)/2048.0f,bmx.magnet[0]/3.0f,bmx.magnet[1]/3.0f,bmx.magnet[2]/3.0f);
+        
+        pc.printf("%2.4f,%2.4f, %2.4f, %2.4f,%2.4f, %2.4f, %2.4f,%2.4f, %2.4f\r\n",bmx.accel[0],bmx.accel[1],bmx.accel[2],bmx.gyroscope[0],bmx.gyroscope[1],bmx.gyroscope[2],bmx.magnet[0],bmx.magnet[1],bmx.magnet[2]);
         //pc.printf("%2.4f, %2.4f, %2.4f, ",(bmx.accel[0]/512)*9.8,(bmx.accel[1]/512)*9.8,(bmx.accel[2]/512)*9.8);
         //pc.printf("%2.4f, %2.4f, %2.4f, ",(bmx.gyroscope[0]*125)/2048,(bmx.gyroscope[1]*125)/2048,(bmx.gyroscope[2]*125)/2048);       
-        //pc.printf("%2.4f, %2.4f, %2.4f\r\n",bmx.magnet[0],bmx.magnet[1],bmx.magnet[2]);
-        wait(0.2);
+        //pc.printf("%2.4f, %2.4f, %2.4f\r\n",bmx.magnet[0],bmx.magnet[1],bmx.magnet[2])
+        r++;
+    //    wait(0.2);
     }
+    fclose(fp);
 }