From 935458beca3635a11bbe6f6e9b1753bd5fa2ee95 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gu=C3=B0ni=20M=C3=A1r=20Gilbert?= <gudni.m.g@gmail.com>
Date: Sun, 13 Mar 2022 12:04:26 +0000
Subject: [PATCH 1/4] Add 'E' parameter to M701 documentation

Remove missing 'U' parameter in M702
---
 Firmware/Marlin_main.cpp | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/Firmware/Marlin_main.cpp b/Firmware/Marlin_main.cpp
index c2623a3e0..bf65db75b 100755
--- a/Firmware/Marlin_main.cpp
+++ b/Firmware/Marlin_main.cpp
@@ -8834,10 +8834,15 @@ Sigma_Exit:
     }
     break;
 
-  /*!
-  ### M701 - Load filament <a href="https://reprap.org/wiki/G-code#M701:_Load_filament">M701: Load filament</a>
-  
-  */
+    /*!
+    ### M701 - Load filament <a href="https://reprap.org/wiki/G-code#M701:_Load_filament">M701: Load filament</a>
+    #### Usage
+
+        M701 [ E ]
+
+    #### Parameters
+    - `E` - ID of filament to load, ranges from 0 to 4
+    */
 	case 701:
 	{
 		if (mmu_enabled && code_seen('E'))
@@ -8850,7 +8855,7 @@ Sigma_Exit:
     ### M702 - Unload filament <a href="https://reprap.org/wiki/G-code#M702:_Unload_filament">G32: Undock Z Probe sled</a>
     #### Usage
     
-        M702 [ U | C ]
+        M702 [ C ]
     
     #### Parameters
     - `C` - Unload just current filament

From 8e2d44987f81f1d22387fe5fc00ca15728cd6d06 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gu=C3=B0ni=20M=C3=A1r=20Gilbert?= <gudni.m.g@gmail.com>
Date: Sun, 13 Mar 2022 15:49:38 +0000
Subject: [PATCH 2/4] Document M203 parameters

---
 Firmware/Marlin_main.cpp | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/Firmware/Marlin_main.cpp b/Firmware/Marlin_main.cpp
index bf65db75b..fe7fe9c09 100755
--- a/Firmware/Marlin_main.cpp
+++ b/Firmware/Marlin_main.cpp
@@ -7279,8 +7279,17 @@ Sigma_Exit:
     #endif
 
     /*!
-	### M203 - Set Max Feedrate <a href="https://reprap.org/wiki/G-code#M203:_Set_maximum_feedrate">M203: Set maximum feedrate</a>
+    ### M203 - Set Max Feedrate <a href="https://reprap.org/wiki/G-code#M203:_Set_maximum_feedrate">M203: Set maximum feedrate</a>
     For each axis individually.
+    ##### Usage
+
+    M203 [ X | Y | Z | E ]
+
+    ##### Parameters
+    - `X` - Maximum feedrate for X axis
+    - `Y` - Maximum feedrate for Y axis
+    - `Z` - Maximum feedrate for Z axis
+    - `E` - Maximum feedrate for extruder drives
     */
     case 203: // M203 max feedrate mm/sec
 		for (uint8_t i = 0; i < NUM_AXIS; i++)

From 7f751ae6ac5fbc5335a2b4d3a322f24eceda7f55 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gu=C3=B0ni=20M=C3=A1r=20Gilbert?= <gudni.m.g@gmail.com>
Date: Sun, 13 Mar 2022 15:53:51 +0000
Subject: [PATCH 3/4] Add M201 paramters to documentation

Also fixed the reprap link for M201
---
 Firmware/Marlin_main.cpp | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/Firmware/Marlin_main.cpp b/Firmware/Marlin_main.cpp
index fe7fe9c09..105b969c6 100755
--- a/Firmware/Marlin_main.cpp
+++ b/Firmware/Marlin_main.cpp
@@ -7242,8 +7242,17 @@ Sigma_Exit:
       break;
 
     /*!
-	### M201 - Set Print Max Acceleration <a href="https://reprap.org/wiki/G-code#M201:_Set_max_printing_acceleration">M201: Set max printing acceleration</a>
+	### M201 - Set Print Max Acceleration <a href="https://reprap.org/wiki/G-code#M201:_Set_max_acceleration">M201: Set max printing acceleration</a>
     For each axis individually.
+    ##### Usage
+
+    M201 [ X | Y | Z | E ]
+
+    ##### Parameters
+    - `X` - Acceleration for X axis in units/s^2
+    - `Y` - Acceleration for Y axis in units/s^2
+    - `Z` - Acceleration for Z axis in units/s^2
+    - `E` - Acceleration for the active or specified extruder in units/s^2
     */
     case 201:
 		for (int8_t i = 0; i < NUM_AXIS; i++)

From 3ff2b04801c2f6cf99d94dbb3bf148043107b942 Mon Sep 17 00:00:00 2001
From: Alex Voinea <voinea.dragos.alexandru@gmail.com>
Date: Mon, 4 Jul 2022 15:01:41 +0200
Subject: [PATCH 4/4] M701 Alias T for E parameter

---
 Firmware/Marlin_main.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Firmware/Marlin_main.cpp b/Firmware/Marlin_main.cpp
index 105b969c6..2c6ced55b 100755
--- a/Firmware/Marlin_main.cpp
+++ b/Firmware/Marlin_main.cpp
@@ -8856,14 +8856,15 @@ Sigma_Exit:
     ### M701 - Load filament <a href="https://reprap.org/wiki/G-code#M701:_Load_filament">M701: Load filament</a>
     #### Usage
 
-        M701 [ E ]
+        M701 [ E | T ]
 
     #### Parameters
     - `E` - ID of filament to load, ranges from 0 to 4
+    - `T` - Alias of `E`. Used for compatibility with Marlin
     */
 	case 701:
 	{
-		if (mmu_enabled && code_seen('E'))
+		if (mmu_enabled && (code_seen('E') || code_seen('T')))
 			tmp_extruder = code_value_uint8();
 		gcode_M701();
 	}