Diff: main.cpp

Revision:

0:c654fb06ff86

diff -r 000000000000 -r c654fb06ff86 main.cpp
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+++ b/main.cpp	Sun Dec 23 17:13:49 2018 +0000
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+// Cecilia Schneider
+// OCE 360 Final Project 
+
+#include "mbed.h"
+#include "MMA8452Q.h"
+#include "SDFileSystem.h"
+
+// AnalogIn ain(p15); // temp sensor on p15
+DigitalIn switchin(p11); // switch on p11
+
+// Accelerometer
+MMA8452Q accel(p28, p27, 0x1D); // Accelerometer - SDA, SCL, and I2C address
+
+// Serial terminal 
+Serial pc(USBTX, USBRX);
+
+// SD card reader
+SDFileSystem sd(p5, p6, p7, p8, "sd"); 
+
+int main() {
+    // initialize accelerometer
+    accel.init(); 
+    float x;
+    float y;
+    float z;
+
+    // define and open file 
+    FILE *file;
+    file = fopen("/sd/acceldata.txt", "w"); 
+       
+    while(1){
+        if (switchin == 1){ // store data from accelerometer in x, y , z
+            x = accel.readX();
+            y = accel.readY();
+            z = accel.readZ();
+            fprintf(file, "%3.2f %3.2f %3.2f \n\r", x, y, z); // write accelerometer data to file
+        }
+        else ()
+            fclose(file); // close file here 
+            file = fopen("/sd/acceldata.txt","r"); // reopen for reading 
+            pc.printf("%3.2f %3.2f %3.2f \n\r", x, y, z); // print data to serial terminal 
+            pc.printf("TEST");
+            break; // only do this once?
+    }
+}
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