My attempt at using the mbed without the mbed libraries.

Dependencies:   ARM registers

Here is a main.cpp, that uses the registers library.

Revision:
6:d40cd917854d
Parent:
4:6ed8900881e8
Child:
7:411ae6b21c9b
--- a/main.cpp	Thu Jan 03 04:26:13 2013 +0000
+++ b/main.cpp	Thu Jan 03 05:10:49 2013 +0000
@@ -1,6 +1,6 @@
 #include "registers.h"
 DigitalOut led1(p20);
-DigitalOut led2(p19);
+DigitalOut led2(LED2);
 DigitalOut led3(LED3);
 DigitalOut led4(LED4);
 DigitalIn switch1(p21);
@@ -11,20 +11,19 @@
 Timeout tock;
 Ticker tock2;
 
-extern "C" void isr(void) {
-    led1 = !led1;
+extern "C" void turnOff(void) {
+    led1 = 0;
 }
 
-extern "C" void isr2(void) {
-    led2 = !led2;
+extern "C" void turnOn(void) {
+    led1 = 1;
+    tock.attach(&turnOff, 0.05);
 }
 
 int main() {  //Timer and Ticker demonstration
     switch1.mode(PULLDOWN);
     t.start();
-    
-    tock.attach(&isr, 2);
-    tock2.attach(&isr2, 0.5);
+    tock2.attach(&turnOn, 0.5);
     while(1)
     {
         double time = t;