Easier override of ST7920 LCD timing

2018-03-17 02:40:20 -05:00
parent ab769590a1
commit 6689884910
5 changed files with 45 additions and 15 deletions
--- a/Marlin/src/pins/pins_MELZI_MALYAN.h
+++ b/Marlin/src/pins/pins_MELZI_MALYAN.h
@@ -43,6 +43,12 @@
 #define BTN_ENC         28

 // Alter timing for graphical display
-#define ST7920_DELAY_1 DELAY_2_NOP
-#define ST7920_DELAY_2 DELAY_2_NOP
-#define ST7920_DELAY_3 DELAY_2_NOP
+#ifndef ST7920_DELAY_1
+  #define ST7920_DELAY_1 DELAY_2_NOP
+#endif
+#ifndef ST7920_DELAY_2
+  #define ST7920_DELAY_2 DELAY_2_NOP
+#endif
+#ifndef ST7920_DELAY_3
+  #define ST7920_DELAY_3 DELAY_2_NOP
+#endif