From 9f7d288d18ada7c7e81b6db359b1158206ec5df7 Mon Sep 17 00:00:00 2001
From: Gregg <homespan@icloud.com>
Date: Sat, 23 Jan 2021 20:55:06 -0600
Subject: [PATCH] Ignore any '\r' characters received from Serial Monitor

This allows the Serial Monitor to send NL or CR/NL at end of each line.  A newline ('\n') must be at the end to terminate reading from the Serial Monitor, but any preceeding carriage returns are stripped out.
---
 src/Utils.cpp | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/Utils.cpp b/src/Utils.cpp
index 9ba88dc..38664e6 100644
--- a/src/Utils.cpp
+++ b/src/Utils.cpp
@@ -55,10 +55,11 @@ char *Utils::readSerial(char *c, int max){
       return(c);           // return updated string
     }
 
-    c[i]=buf;               // store new character
-    
-    if(i<max)               // do not store more than max characters (excluding string terminator)
-      i++;
+    if(buf!='\r'){         // save any character except carriage return
+      c[i]=buf;               // store new character    
+      if(i<max)               // do not store more than max characters (excluding string terminator)
+        i++;
+    }
   
   } // while(1)