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Merge pull request #4003 from jbrazio/bugfix/3999

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Closes #3999: Compilation error with BEEPER_PIN -1
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Scott Lahteine 2016-06-10 17:15:23 -07:00 committed by GitHub
parent e2d4919c01 2c34ec2bac
commit 93ffa0288c
1 changed files with 0 additions and 2 deletions
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Marlin/ultralcd.h
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@ -27,8 +27,6 @@
#if ENABLED(ULTRA_LCD)
#include "buzzer.h"
#define BUTTON_EXISTS(BN) (defined(BTN_## BN) && BTN_## BN >= 0)
#define BUTTON_PRESSED(BN) !READ(BTN_## BN)