From 62f496e1d6fc220e3ad7e35ddd06523e0c52035e Mon Sep 17 00:00:00 2001
From: Yuri D'Elia <wavexx@thregr.org>
Date: Sat, 22 May 2021 15:03:26 +0200
Subject: [PATCH] Allow D2 to be enabled selectively

---
 Firmware/Dcodes.cpp      | 4 ++++
 Firmware/Dcodes.h        | 3 +++
 Firmware/Marlin_main.cpp | 2 ++
 3 files changed, 9 insertions(+)

diff --git a/Firmware/Dcodes.cpp b/Firmware/Dcodes.cpp
index dace219f6..9a353be81 100644
--- a/Firmware/Dcodes.cpp
+++ b/Firmware/Dcodes.cpp
@@ -239,7 +239,9 @@ void dcode_1()
 		eeprom_write_byte((unsigned char*)i, (unsigned char)0xff);
 	softReset();
 }
+#endif
 
+#if defined DEBUG_DCODE2 || defined DEBUG_DCODES
     /*!
     ### D2 - Read/Write RAM <a href="https://reprap.org/wiki/G-code#D2:_Read.2FWrite_RAM">D3: Read/Write RAM</a>
     This command can be used without any additional parameters. It will read the entire RAM.
@@ -300,7 +302,9 @@ void dcode_2()
 		putchar('\n');
 	}*/
 }
+#endif
 
+#ifdef DEBUG_DCODES
     /*!
     
     ### D4 - Read/Write PIN <a href="https://reprap.org/wiki/G-code#D4:_Read.2FWrite_PIN">D4: Read/Write PIN</a>
diff --git a/Firmware/Dcodes.h b/Firmware/Dcodes.h
index 856d04ad0..02ef74222 100644
--- a/Firmware/Dcodes.h
+++ b/Firmware/Dcodes.h
@@ -4,7 +4,10 @@
 extern void dcode__1(); //D-1 - Endless loop (to simulate deadlock)
 extern void dcode_0(); //D0 - Reset
 extern void dcode_1(); //D1 - Clear EEPROM
+
+#if defined DEBUG_DCODE2 || defined DEBUG_DCODES
 extern void dcode_2(); //D2 - Read/Write RAM
+#endif
 
 #if defined DEBUG_DCODE3 || defined DEBUG_DCODES
 extern void dcode_3(); //D3 - Read/Write EEPROM
diff --git a/Firmware/Marlin_main.cpp b/Firmware/Marlin_main.cpp
index 92df0122d..b2bb36bb1 100755
--- a/Firmware/Marlin_main.cpp
+++ b/Firmware/Marlin_main.cpp
@@ -9053,7 +9053,9 @@ Sigma_Exit:
     */
 	case 1:
 		dcode_1(); break;
+#endif
 
+#if defined DEBUG_DCODE2 || defined DEBUG_DCODES
     /*!
     ### D2 - Read/Write RAM <a href="https://reprap.org/wiki/G-code#D2:_Read.2FWrite_RAM">D3: Read/Write RAM</a>
     This command can be used without any additional parameters. It will read the entire RAM.