From 2db704917a3c400bfcc334c408a8d05cf5743b6c Mon Sep 17 00:00:00 2001
From: Raphael Sobik <raphael@sobik.org>
Date: Mon, 11 Jan 2021 10:50:18 +0100
Subject: [PATCH] Use correct M204 command for acceleration

M204 S is not supported for RepRapFrimware (https://duet3d.dozuki.com/Wiki/Gcode#Section_M204_Set_printing_and_travel_accelerations).
---
 src/libslic3r/GCodeWriter.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/libslic3r/GCodeWriter.cpp b/src/libslic3r/GCodeWriter.cpp
index b35387762..847398e69 100644
--- a/src/libslic3r/GCodeWriter.cpp
+++ b/src/libslic3r/GCodeWriter.cpp
@@ -204,6 +204,9 @@ std::string GCodeWriter::set_acceleration(unsigned int acceleration)
         gcode << "\n";
         // M202: Set max travel acceleration
         gcode << "M202 X" << acceleration << " Y" << acceleration;
+    } else if (FLAVOR_IS(gcfRepRapFirmware)) {
+	// M204: Set default acceleration
+	gcode << "M204 P" << acceleration;    
     } else {
         // M204: Set default acceleration
         gcode << "M204 S" << acceleration;