Diff: sd.h

Revision:

4:5dbb5145d0a9

Child:

5:8aa72ee456fc

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sd.h	Tue Jan 09 12:11:46 2018 +0000
@@ -0,0 +1,73 @@
+ #include "mbed.h"
+ #include "SDBlockDevice.h"
+ #include "FATFileSystem.h"
+ //#include "sample_hardware.hpp"
+ #include "mbed_events.h"
+ 
+
+SDBlockDevice sd(D11, D12, D13, D10); 
+EventQueue eq;
+FILE* fp;
+bool ejected = false; 
+void takeSample()
+{
+    if (ejected == true) {
+        return;    
+    }
+    float temp     = sensor.getTemperature();
+    float pressure = sensor.getPressure();
+    
+    fprintf(fp, "%f,%f\n", temp, pressure);
+    
+    redLED = 1;
+    Thread::wait(100);
+    redLED = 0;
+    
+    if ((SW1 == 1) && (SW2 == 1)) {
+        //Close File
+        fclose(fp);
+        
+        sd.deinit();
+        
+        puts("You can now remove the SD Card\n");
+        yellowLED = 1;
+        
+        ejected = true;
+    }
+}
+ 
+ int main()
+{
+    //POWER ON SELF TEST
+    post();
+    
+    printf("Initialise\n");
+    //FileSystemLike(*sd);
+
+    // call the SDBlockDevice instance initialisation method.
+    if ( sd.init() != 0) {
+        printf("Init failed \n");
+        errorCode(FATAL);
+    }    
+    
+    //Create a filing system for SD Card
+    FATFileSystem fs("sd", &sd);
+    
+    // **************
+    // Open to APPEND
+    // **************
+    fp = fopen("/sd/test.txt","a");
+    
+    //Check file handle (stream)
+    if (fp == NULL) {
+        error("Could not open file for write\n");
+        errorCode(FATAL);
+    }
+    
+    //Set up tasks on the main thread
+    queue.call_every(5000, takeSample);
+    
+    //Main queue event loop
+    queue.dispatch();
+
+}
\ No newline at end of file