Alf Petter Mossevig
Blinky example with two pushbuttons
Fork of
mbed_blinky_low_power
by 
Silicon Labs
Revision 3:82208e3277e8, committed 2015-05-18
- Comitter:
- Laplace
- Date:
- Mon May 18 10:06:54 2015 +0000
- Parent:
- 2:6528df2ef648
- Commit message:
- Created a dual pushbutton blinky example.
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 |
diff -r 6528df2ef648 -r 82208e3277e8 main.cpp
--- a/main.cpp Wed Apr 29 21:23:49 2015 +0000
+++ b/main.cpp Mon May 18 10:06:54 2015 +0000
@@ -1,15 +1,51 @@
#include "mbed.h"
-
-DigitalOut myled(LED1);
+
+DigitalOut myled0(LED0);
+DigitalOut myled1(LED1);
+InterruptIn pb0(SW0);
+InterruptIn pb1(SW1);
+
LowPowerTicker toggleTicker;
+float new_freq = 0.2f;
+bool ledblink = true;
+
+
+// Callback for toggler
void ledToggler(void) {
- myled = !myled;
+ myled0 = !myled0 * ledblink;
+ myled1 = !myled1 * (1-ledblink);
+}
+
+// Callback for pushbutton interrupt
+void pb0_handler() {
+ ledblink = !ledblink;
+}
+
+void pb1_handler() {
+ if (ledblink) {
+ new_freq = new_freq/2;
+ }
+ else {
+ new_freq = new_freq*2;
+ }
}
int main() {
- toggleTicker.attach(&ledToggler, 0.2f);
+ float freq = 0.0f;
+ //Enable the PB-handler
+ pb0.rise(NULL);
+ pb0.fall(&pb0_handler);
+
+ pb1.rise(NULL);
+ pb1.fall(&pb1_handler);
+
while(1) {
+ if (freq != new_freq) {
+ toggleTicker.detach();
+ toggleTicker.attach(&ledToggler, new_freq);
+ freq = new_freq;
+ }
sleep();
}
}
\ No newline at end of file
diff -r 6528df2ef648 -r 82208e3277e8 mbed.bld --- a/mbed.bld Wed Apr 29 21:23:49 2015 +0000 +++ b/mbed.bld Mon May 18 10:06:54 2015 +0000 @@ -1,1 +1,1 @@ -http://mbed.org/users/mbed_official/code/mbed/builds/8ab26030e058 \ No newline at end of file +http://mbed.org/users/mbed_official/code/mbed/builds/dbbf35b96557 \ No newline at end of file