Revision 2:2537a40d2ac8, committed 2014-07-12

Comitter:

tony1tf

Date:

Sat Jul 12 15:04:56 2014 +0000

Parent:

1:8bd923cbd0e5

Commit message:

pwm ext led for kl25

Changed in this revision

diff -r 8bd923cbd0e5 -r 2537a40d2ac8 main.cpp
--- a/main.cpp	Sat Jul 12 13:55:56 2014 +0000
+++ b/main.cpp	Sat Jul 12 15:04:56 2014 +0000
@@ -1,27 +1,30 @@
 #include "mbed.h"
+// for kl25 external 3 colour LED
+PwmOut redpwm(D5);
+PwmOut greenpwm(D6);
+PwmOut blue(D7)
+int main()
+{
+    int i;
+    redpwm.period_ms(10);
+    greenpwm.period_ms(10);
+    bluepwm.period_ms(10);
 
-DigitalOut redLED(LED1);
-DigitalOut greenLED(LED2);
-DigitalOut blueLED(LED3);
 
-int main() {
-    redLED = 1;
-    greenLED = 1;
-    blueLED = 1;
+//   printf("pwm set to %.2f %%\n", mypwm.read() * 100);
+
     while(1) {
-        redLED = 0;
-        wait(2.0);
-        redLED = 1;
-        wait(0.2);
-        
-        greenLED = 0;
-        wait(2.0);
-        greenLED = 1;
-        wait(0.2);
-        
-        blueLED = 0;
-        wait(2.0);
-        blueLED = 1;
-        wait(0.2);
-    }
-}
+        for (i=0; i<11; i++) {
+            redpwm.pulsewidth_ms(i);
+            wait(0.1);
+        }
+        for (i=0; i<11; i++) {
+            greenpwm.pulsewidth_ms(i);
+            wait(0.1);
+        }
+        for (i=0; i<11; i++) {
+            bluepwm.pulsewidth_ms(i);
+            wait(0.1);
+        }
+ 
+