Diff: main.cpp

Revision:

1:8ec56da83b86

Parent:

0:7dec7e9ac085

--- a/main.cpp	Fri Oct 11 12:42:44 2013 +0000
+++ b/main.cpp	Mon Nov 25 11:29:20 2013 +0000
@@ -1,12 +1,29 @@
 #include "mbed.h"
 
-DigitalOut myled(LED1);
+DigitalOut myled(P0_21); // Define an output
+
+union BYTE // Define new type “BYTE”
+{
+    char Byte; // Use this to map a byte
+    struct {
+       char Bit0: 1; // map individual
+       char Bit1: 1; // bits onto the
+       char Bit2: 1; // mapped byte.
+       char Bit3: 1;
+       char Bit4: 1;
+       char Bit5: 1;
+       char Bit6: 1;
+       char Bit7: 1;
+    } Bits;
+};
 
 int main() {
-    while(1) {
-        myled = 1;
-        wait(0.2);
-        myled = 0;
-        wait(0.2);
+   BYTE cMyNumber; // Declare out counter
+   cMyNumber.Byte = 0; // Initialise our counter
+
+    for(;;) { // Loop forever
+        wait(0.5); // Wait half a second
+        cMyNumber.Byte++; // Increment counter
+        myled = cMyNumber.Bits.Bit0; // Indicate odd value
     }
 }