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-rw-r--r--Sprinter/pins.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/Sprinter/pins.h b/Sprinter/pins.h
index aa03a39..fbe6a6e 100644
--- a/Sprinter/pins.h
+++ b/Sprinter/pins.h
@@ -1,5 +1,6 @@
#ifndef PINS_H
#define PINS_H
+#define ALARM_PIN -1
/****************************************************************************************
* Arduino pin assignment