Diff: main.cpp

Revision:

0:698b236430f4

Child:

1:8d2af54ac542

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Thu May 28 22:51:24 2015 +0000
@@ -0,0 +1,64 @@
+#include "mbed.h"
+
+
+/* Simple Hello World program that outputs "Hello World!" every 
+    five seconds to the serial debug port, and blinks at the user
+    defined hertz
+*/
+
+// LED blink rate: higher -> faster blinking
+#define LED_BLINK_RATE 8  //Hertz
+
+//Define the LED pin output
+DigitalOut data00(PA_3);    //Blinds D0 LED
+DigitalOut data01(PA_2);    //Blinds D1 LED
+DigitalOut data02(PB_15);   //Blinds D2 LED
+DigitalOut data03(PA_0);    //Blinds D3 LED
+DigitalOut data04(PA_7);    //Blinds D4 LED
+DigitalOut data05(PA_9);    //Blinds D5 LED
+DigitalOut data06(PA_1);    //Blinds D6 LED
+DigitalOut data07(PA_8);    //Blinds D7 LED
+DigitalOut data08(PB_1);    //Blinds D8 LED
+int temp;
+
+//Define timers
+Timer print_timer;
+Timer led_timer;
+
+int main() {
+    data00 = 1;                            //Initialize LED off
+    data01 = 1;                            //Initialize LED off
+    data02 = 1;                            //Initialize LED off
+    data03 = 1;                            //Initialize LED off
+    data04 = 1;                            //Initialize LED off
+    data05 = 1;                            //Initialize LED off
+    data06 = 1;                            //Initialize LED off
+    data07 = 1;                            //Initialize LED off
+    data08 = 0;                            //Initialize LED off
+    print_timer.start();                //Start timers, will count until stopped
+    led_timer.start();
+    
+    while (1) {
+        if (print_timer.read() >= 5) {  //print_timer.read() returns time in seconds
+            printf("Hello World!\n");
+            print_timer.reset();        //Resets timer count to 0
+        }
+        
+        //Calculates interval needed for specified frequency
+        if ( led_timer.read_ms() >= (2000.0/(2*LED_BLINK_RATE))) {     
+            temp   =  data02;                 //Invert LED output
+            data02 =  data01;                 //Invert LED output
+            data01 =  data00;                 //Invert LED output
+            data00 =  data03;                 //Invert LED output
+            data03 =  data06;                 //Invert LED output
+            data06 =  data08;                 //Invert LED output
+            data08 =  data05;                 //Invert LED output
+            data05 =  data04;                 //Invert LED output
+            data04 =  data07;                 //Invert LED output
+            data07 =  temp;                 //Invert LED output
+            led_timer.reset();          //Resets timer count to 0
+        }
+    }
+}
+
+