buttons: Wrap macros with #ifndef (#216)

2017-08-28 12:41:45 +01:00 · 2017-08-28 12:41:45 +01:00 · 724ce5e7ee
parent 07f6e495b7
commit 724ce5e7ee
1 changed files with 8 additions and 0 deletions
--- a/buttons.h
+++ b/buttons.h
@ -34,8 +34,16 @@ extern struct buttonState button;

 void buttonUpdate(void);

+#ifndef BTN_PORT
 #define BTN_PORT	GPIOC
+#endif
+
+#ifndef BTN_PIN_YES
 #define BTN_PIN_YES	GPIO2
+#endif
+
+#ifndef BTN_PIN_NO
 #define BTN_PIN_NO	GPIO5
+#endif

 #endif