From 33127f4476dcce07c380fae5f2b708f73de2fc87 Mon Sep 17 00:00:00 2001
From: Scott Lahteine <github@thinkyhead.com>
Date: Sun, 10 May 2020 18:42:42 -0500
Subject: [PATCH] More conservative Trinamic DIR delay
See #17323
This makes babystepping more reliable and may improve Trinamic motion overall.
Co-Authored-By: chgi <chgi@users.noreply.github.com>
---
Marlin/src/inc/Conditionals_adv.h | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/Marlin/src/inc/Conditionals_adv.h b/Marlin/src/inc/Conditionals_adv.h
index 2dd9f95d81..2009e7c965 100644
--- a/Marlin/src/inc/Conditionals_adv.h
+++ b/Marlin/src/inc/Conditionals_adv.h
@@ -259,11 +259,10 @@
#endif
/**
- * Driver Timings
+ * Driver Timings (in nanoseconds)
* NOTE: Driver timing order is longest-to-shortest duration.
* Preserve this ordering when adding new drivers.
*/
-
#ifndef MINIMUM_STEPPER_POST_DIR_DELAY
#if HAS_DRIVER(TB6560)
#define MINIMUM_STEPPER_POST_DIR_DELAY 15000
@@ -278,7 +277,7 @@
#elif HAS_DRIVER(A4988)
#define MINIMUM_STEPPER_POST_DIR_DELAY 200
#elif HAS_TRINAMIC_CONFIG || HAS_TRINAMIC_STANDALONE
- #define MINIMUM_STEPPER_POST_DIR_DELAY 20
+ #define MINIMUM_STEPPER_POST_DIR_DELAY 60
#else
#define MINIMUM_STEPPER_POST_DIR_DELAY 0 // Expect at least 10µS since one Stepper ISR must transpire
#endif