Neil McLoughlin
/
lab_digital_interrupts
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Diff: main.cpp
- Revision:
- 0:c24760f7606a
- Child:
- 1:44689d969206
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Sat Aug 15 19:14:44 2020 +0000
@@ -0,0 +1,39 @@
+#include "mbed.h"
+
+#define BTN_DOWN p12
+#define BTN_LEFT p13
+#define BTN_CENTER p14
+#define BTN_UP p15
+#define BTN_RIGHT p16
+
+InterruptIn btn_down(BTN_DOWN);
+InterruptIn btn_left(BTN_LEFT);
+InterruptIn btn_center(BTN_CENTER);
+InterruptIn btn_up(BTN_UP);
+InterruptIn btn_right(BTN_RIGHT);
+
+void print_down() {
+ printf("DOWN\n");
+}
+void print_left() {
+ printf("LEFT\n");
+}
+void print_center() {
+ printf("CENTER\n");
+}
+void print_up() {
+ printf("UP\n");
+}
+void print_right() {
+ printf("RIGHT\n");
+}
+
+int main() {
+ while (1) {
+ btn_down.rise(callback(&print_down));
+ btn_left.rise(callback(&print_left));
+ btn_center.rise(callback(&print_center));
+ btn_up.rise(callback(&print_up));
+ btn_right.rise(callback(&print_right));
+ }
+}