From 241c06218822d63e47710acfa6885351fe495bc5 Mon Sep 17 00:00:00 2001
From: tombrazier <68918209+tombrazier@users.noreply.github.com>
Date: Sun, 26 Mar 2023 10:46:55 +0100
Subject: [PATCH] =?UTF-8?q?=F0=9F=90=9B=20Prevent=20divide-by-zero=20in=20?=
 =?UTF-8?q?calc=5Ftimer=5Finterval=20(#25557)?=
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---
 Marlin/src/module/stepper.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Marlin/src/module/stepper.cpp b/Marlin/src/module/stepper.cpp
index 5c0034a5f9..f7436e51d5 100644
--- a/Marlin/src/module/stepper.cpp
+++ b/Marlin/src/module/stepper.cpp
@@ -2094,7 +2094,8 @@ hal_timer_t Stepper::calc_timer_interval(uint32_t step_rate) {
 
   #ifdef CPU_32_BIT
 
-    return uint32_t(STEPPER_TIMER_RATE) / step_rate; // A fast processor can just do integer division
+    // A fast processor can just do integer division
+    return step_rate ? uint32_t(STEPPER_TIMER_RATE) / step_rate : HAL_TIMER_TYPE_MAX;
 
   #else