schneider françois
Acuqisition de valeur sous Interrupt
Dependents: souflerie-sp3-wifi-F411re-2
Diff: bouton.cpp
- Revision:
- 0:28e814664b6e
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/bouton.cpp Sun May 23 13:17:57 2021 +0000
@@ -0,0 +1,41 @@
+#include "mbed.h"
+#include "bouton.h"
+
+// Joystick Pins
+InterruptIn up(A2);
+InterruptIn down(D4);
+InterruptIn left(A4);
+InterruptIn right(A5);
+volatile char DataEvent; // 0 pas de changement
+
+void Eventleft()
+{
+ DataEvent = AIp;
+}
+void Eventright()
+{
+ DataEvent = AIm;
+}
+void Eventup()
+{
+ DataEvent = VFAirp;
+}
+void Eventdown()
+{
+ DataEvent = VFAirm;
+}
+void InitBouton(void)
+{
+ up.rise(&Eventup);
+ down.rise(&Eventdown);
+ left.rise(&Eventleft);
+ right.rise(&Eventright);
+
+ DataEvent = Nochange;
+}
+char EtatBouton(void)
+{
+ char temp = DataEvent;
+ DataEvent = Nochange;
+ return temp;
+}