Toby Hammond
/
LEDCount
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Revision 0:aba03316ce9e, committed 2010-10-12
- Comitter:
- nothing
- Date:
- Tue Oct 12 14:37:48 2010 +0000
- Commit message:
Changed in this revision
| main.cpp | Show annotated file Show diff for this revision Revisions of this file |
| mbed.bld | Show annotated file Show diff for this revision Revisions of this file |
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Tue Oct 12 14:37:48 2010 +0000
@@ -0,0 +1,45 @@
+#include "mbed.h"
+
+DigitalOut myled1(LED1);
+DigitalOut myled2(LED2);
+DigitalOut myled3(LED3);
+DigitalOut myled4(LED4);
+
+int counter;
+
+void countup() {
+
+ for (counter = 1; counter < 9; counter = counter << 1) {
+ myled1 = counter & 1;
+ myled2 = (counter >> 1) & 1;
+ myled3 = (counter >> 2) & 1;
+ myled4 = (counter >> 3) & 1;
+ wait(0.1);
+ }
+}
+
+void countdown() {
+
+ for (counter = 8; counter > 1; counter = counter >> 1) {
+ myled1 = counter & 1;
+ myled2 = (counter >> 1) & 1;
+ myled3 = (counter >> 2) & 1;
+ myled4 = (counter >> 3) & 1;
+ wait(0.1);
+ }
+}
+
+int main() {
+ while (1) {
+ countup();
+ countdown();
+ }
+}
+
+
+
+
+
+
+
+
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue Oct 12 14:37:48 2010 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/e2ac27c8e93e