Diff: main.cpp

Revision:

0:62595848abf2

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed Dec 01 03:46:57 2010 +0000
@@ -0,0 +1,60 @@
+#include "mbed.h"
+
+
+Serial pc(USBTX,USBRX); 
+DigitalOut myled(LED1);
+InterruptIn ir(p21); 
+
+
+
+extern "C" void Timer2_IRQHandler(void) {
+pc.printf("hello %X", LPC_TIM2->CR0);
+LPC_TIM2->IR = 0xff;
+
+}
+
+
+
+int main() {
+//CONFIGURE PIN FOR CAP2:0
+LPC_SC-> PCONP |= (1 << 22);
+LPC_PINCON->PINSEL1 |= (0xf<<8);
+    pc.printf(" pinsel1");
+    //LPC_TIM2->CCR |= (1 << 4);  
+    LPC_TIM2->CCR = 0x07;
+    pc.printf(" ccr" ); 
+        // Power on Timer2
+    pc.printf(" pconp"); 
+     LPC_TIM2->TCR = 0x2;         // Reset and set to timer mode
+    //LPC_TIM2->CTCR = 0x0;
+    //LPC_TIM2->PR = 0;            // No prescale
+    //LPC_TIM2->MR0 = 0xF0537000 ;       // Match count for 100mS
+    //LPC_TIM2->MCR = 3;           // Interrupt, Stop, and Reset on match
+
+
+    LPC_TIM2->TCR = 1;           // Enable Timer0
+    
+    // Enable the ISR vector
+   // NVIC_SetVector (TIMER2_IRQn, (uint32_t)&Timer2_IRQHandler);
+    //NVIC_EnableIRQ(TIMER2_IRQn);
+  
+   pc.printf("timers set"); 
+   
+    while(1) {
+        myled = 1;
+        ir.mode(PullUp);
+        
+        wait(1);
+        pc.printf("b4 Reset =  %X ",LPC_TIM2->TC); 
+        ir.mode(PullDown);
+        myled = 0;
+        wait(1);
+        
+        //LPC_TIM2->TC = LPC_TIM2->TC ; ; 
+        
+        ir.mode(PullUp);
+        
+        pc.printf("After Reset =  %X ",LPC_TIM2->TC); 
+        
+    }
+}