diff --git a/Marlin/Configuration.h b/Marlin/Configuration.h index b57c66a9a8..40f4fe4cbd 100644 --- a/Marlin/Configuration.h +++ b/Marlin/Configuration.h @@ -1345,19 +1345,17 @@ /** * Z_MIN_PROBE_PIN * - * Define this pin if the probe is not connected to Z_MIN_PIN. - * If not defined the default pin for the selected MOTHERBOARD - * will be used. Most of the time the default is what you want. + * Override this pin only if the probe cannot be connected to + * the default Z_MIN_PROBE_PIN for the selected MOTHERBOARD. * * - The simplest option is to use a free endstop connector. * - Use 5V for powered (usually inductive) sensors. * - * - RAMPS 1.3/1.4 boards may use the 5V, GND, and Aux4->D32 pin: - * - For simple switches connect... - * - normally-closed switches to GND and D32. - * - normally-open switches to 5V and D32. + * - For simple switches... + * - Normally-closed (NC) also connect to GND. + * - Normally-open (NO) also connect to 5V. */ -//#define Z_MIN_PROBE_PIN 32 // Pin 32 is the RAMPS default +//#define Z_MIN_PROBE_PIN -1 /** * Probe Type