diff --git a/Marlin/src/pins/ramps/pins_FORMBOT_TREX2PLUS.h b/Marlin/src/pins/ramps/pins_FORMBOT_TREX2PLUS.h index 8fa3686514..5176c699ee 100644 --- a/Marlin/src/pins/ramps/pins_FORMBOT_TREX2PLUS.h +++ b/Marlin/src/pins/ramps/pins_FORMBOT_TREX2PLUS.h @@ -21,6 +21,15 @@ */ #pragma once +/** + * Override default LCD timing for Formbot T-Rex 2+ machines. + * The long LCD cables and the routing near electrically noisy stepper motors + * requires a slightly longer setup and hold time on the signals. + */ +#define BOARD_ST7920_DELAY_1 DELAY_NS(200) +#define BOARD_ST7920_DELAY_2 DELAY_NS(200) +#define BOARD_ST7920_DELAY_3 DELAY_NS(200) + /** * Formbot pin assignments */