Diff: main.cpp

Revision:

0:d18f267c677d

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sun Mar 16 07:58:01 2014 +0000
@@ -0,0 +1,57 @@
+//EE 202 hm2
+//This is a program built for the mbed3 in monitoring mode
+//This code has been tested and should be function, if you has any problem,
+//please mail me.
+//Author: Yujing Qian
+//y.qian42@gmail.com
+#include "mbed.h"
+#include "MKL46Z4.h"
+
+DigitalOut LED(LED_RED);
+DigitalOut mbed1(PTD2);
+DigitalOut mbed2(PTD4);
+Serial pc(USBTX,USBRX);
+
+int loop_num=0;
+int per_num=0;
+int Period=0;
+int t1=0;
+int t2=0;
+
+void TPM0_IRQHandler(void){
+            loop_num++;
+            if(loop_num==Period){
+                mbed1=!mbed1;
+                mbed2=!mbed2;
+                LED=!LED;
+                per_num++;
+                loop_num=0;
+                }
+            TPM0->SC|= 0x000000c8;
+            return;               
+    }
+
+void Initial(){
+    NVIC_SetVector(TPM0_IRQn, (uint32_t)&TPM0_IRQHandler);
+    NVIC_SetPriority(TPM0_IRQn, 0);
+    loop_num=0;
+    per_num=0;
+    Period=500;
+    LED=1;
+    mbed1=0;
+    mbed2=0;
+    SIM->SOPT2=0x05000000;
+    SIM->SCGC6=0x01000000;//enable TPM 0
+    
+    TPM0->CNT=0x0;
+    TPM0->SC=0x00000040;
+    TPM0->MOD=0x0000bb80;
+    NVIC_EnableIRQ(TPM0_IRQn);
+    TPM0->SC=0x00000048;//0008
+    }
+    
+int main() {
+    Initial();
+    pc.baud(9600);
+
+}
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