Diff: SensorData.cpp

Revision:

0:8190023facdb

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/SensorData.cpp	Wed Mar 13 19:26:09 2019 +0000
@@ -0,0 +1,104 @@
+//#include "mbed.h"
+//#include <string>
+//#include "FXOS8700Q.h"
+//#include "SDFileSystem.h"
+
+#include "SensorData.h"
+
+
+DigitalOut led(LED1);
+
+#define UART3_tx PTC17
+#define UART3_rx PTC16
+//
+//#define UART3_tx D8
+//#define UART3_rx D2
+
+
+//in header
+Serial s_com(UART3_tx, UART3_rx); // tx, rx read gps in
+//SDFileSystem sd(PTE3, PTE1, PTE2, PTE4, "sd"); // MOSI, MISO, SCK, CS
+//FILE *fp = fopen("/sd/myfile.txt", "w");
+//I2C i2c(PTE25, PTE24); 
+//FXOS8700QAccelerometer acc(i2c, FXOS8700CQ_SLAVE_ADDR1);  //access accelerometer 
+//FXOS8700QMagnetometer mag(i2c, FXOS8700CQ_SLAVE_ADDR1); 
+
+//void readData();
+//void sensor_data();
+//void log_data(string data);
+
+//char rca1[128];
+////string rca2;
+//string data;
+
+int main()
+{
+
+
+    printf("Hello World !\n");
+    acc.enable(); //start accelerometer
+    mag.enable();
+    
+    
+    fp = fopen("/sd/sensors.txt", "r");
+    if (fp != NULL) {
+        fclose(fp);
+        remove("/sd/sensors.txt");
+        //pc.printf("Remove an existing file with the same name \n");
+    }
+
+    while(1) {
+        while (s_com.readable()) {
+//            rca = s_com.getc();
+//            printf("%c",rca);
+            readData();
+            sensor_data();
+
+        }
+    }
+}
+
+void readData()
+{
+    s_com.scanf("%s",rca1);
+    string rca2(rca1);
+    rca2 += "\n";
+    log_data(rca2);
+    printf(rca2.c_str());
+}
+
+void sensor_data()
+{
+
+    //get mag+accel data
+    motion_data_units_t acc_data, mag_data;
+
+    acc.getAxis(acc_data);
+    mag.getAxis(mag_data);
+//    pc.printf("\rACC: X=%1.4ff Y=%1.4ff Z=%1.4ff  ", acc_data.x, acc_data.y, acc_data.z);
+//    pc.printf("    MAG: X=%4.1ff Y=%4.1ff Z=%4.1ff \r\n", mag_data.x, mag_data.y, mag_data.z);
+//    data = ("ACC: "+ acc_data.x + ", "+ acc_data.y + ", " + acc_data.z  + "\n" + 
+//            "MAG: " + mag_data.x + ", " + mag_data.y + ", " + mag_data.z + "\n");
+    data = "helloworld!\n"; //test
+    log_data(data);
+    
+//    wait(0.5);
+
+}
+
+
+void log_data(string data)
+{
+
+   // printf("\nWriting data to the sd card \n");
+    fp = fopen("/sd/sensors.txt", "w");
+    if (fp == NULL) {
+        //pc.printf("Unable to write the file \n");
+    } else {
+        fprintf(fp, data.c_str());
+        fclose(fp);
+        //pc.printf("File successfully written! \n");
+    }
+
+
+}
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