From 6575dcc803d71b38cf0bb922f8d048c867142db7 Mon Sep 17 00:00:00 2001
From: InsanityAutomation
<38436470+InsanityAutomation@users.noreply.github.com>
Date: Sat, 13 Apr 2024 02:40:59 -0400
Subject: [PATCH] =?UTF-8?q?=F0=9F=A9=B9=20Reduce=20Kill=20Pin=20Wait=20(#2?=
=?UTF-8?q?6945)?=
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Reduce kill pin wait time, and allow override by setting KILL_DELAY
---
Marlin/src/MarlinCore.cpp | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/Marlin/src/MarlinCore.cpp b/Marlin/src/MarlinCore.cpp
index 272e50340a2..97e7c32bf6a 100644
--- a/Marlin/src/MarlinCore.cpp
+++ b/Marlin/src/MarlinCore.cpp
@@ -474,11 +474,16 @@ inline void manage_inactivity(const bool no_stepper_sleep=false) {
#if HAS_KILL
- // Check if the kill button was pressed and wait just in case it was an accidental
- // key kill key press
+ // Check if the kill button was pressed and wait to ensure the signal is not noise
+ // typically caused by poor insulation and grounding on LCD cables.
+ // Lower numbers here will increase response time and therefore safety rating.
+ // It is recommended to set this as low as possibe without false triggers.
// -------------------------------------------------------------------------------
+ #ifndef KILL_DELAY
+ #define KILL_DELAY 250
+ #endif
+
static int killCount = 0; // make the inactivity button a bit less responsive
- const int KILL_DELAY = 750;
if (kill_state())
killCount++;
else if (killCount > 0)