From 735bf2d35f454efda4a2c685e904ca5ebeb1c82b Mon Sep 17 00:00:00 2001
From: Richard Wackerbarth <rkw@dataplex.net>
Date: Tue, 19 May 2015 06:25:15 -0500
Subject: [PATCH] Describe Custom M Code

---
 Marlin/Marlin_main.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Marlin/Marlin_main.cpp b/Marlin/Marlin_main.cpp
index 3b915306c6..876d8e26da 100644
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@@ -212,6 +212,10 @@
  * M365 - SCARA calibration: Scaling factor, X, Y, Z axis
  * ************* SCARA End ***************
  *
+ * ************ Custom codes - This can change to suit future G-code regulations
+ * M851 - Set probe's Z offset (mm above extruder -- The value will always be negative)
+
+
  * M928 - Start SD logging (M928 filename.g) - ended by M29
  * M999 - Restart after being stopped by error
  *
-- 
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