From 5919e2c42a1c75602b2dec49ab2bc2fd30da653a Mon Sep 17 00:00:00 2001
From: ellensp <ellensp@hotmail.com>
Date: Wed, 25 Mar 2020 09:14:52 +1300
Subject: [PATCH] Fix Emergency Parser on DUE (#17276)

Co-authored-by: Scott Lahteine <github@thinkyhead.com>
---
 Marlin/src/HAL/DUE/HAL.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Marlin/src/HAL/DUE/HAL.h b/Marlin/src/HAL/DUE/HAL.h
index 90b6fabc050e..42f6f175fb35 100644
--- a/Marlin/src/HAL/DUE/HAL.h
+++ b/Marlin/src/HAL/DUE/HAL.h
@@ -39,7 +39,7 @@
 #include <stdint.h>
 
 // Define MYSERIAL0/1 before MarlinSerial includes!
-#if SERIAL_PORT == -1
+#if SERIAL_PORT == -1 || ENABLED(EMERGENCY_PARSER)
   #define MYSERIAL0 customizedSerial1
 #elif SERIAL_PORT == 0
   #define MYSERIAL0 Serial
@@ -56,7 +56,7 @@
 #ifdef SERIAL_PORT_2
   #if SERIAL_PORT_2 == SERIAL_PORT
     #error "SERIAL_PORT_2 must be different from SERIAL_PORT. Please update your configuration."
-  #elif SERIAL_PORT_2 == -1
+  #elif SERIAL_PORT_2 == -1 || ENABLED(EMERGENCY_PARSER)
     #define MYSERIAL1 customizedSerial2
   #elif SERIAL_PORT_2 == 0
     #define MYSERIAL1 Serial