From c4e8f3c1238c984b03432edc97fec250db337b09 Mon Sep 17 00:00:00 2001
From: Jonas Arnold <jonas.arnold@live.de>
Date: Thu, 16 Mar 2023 22:44:08 +0100
Subject: [PATCH] some changes while testing with arduino

---
 UsbHidTestApp/Program.cs | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/UsbHidTestApp/Program.cs b/UsbHidTestApp/Program.cs
index f6a88b3..6e222d0 100644
--- a/UsbHidTestApp/Program.cs
+++ b/UsbHidTestApp/Program.cs
@@ -113,7 +113,9 @@ internal class Program
                         else
                         {
                             byte[] msgBytes = Encoding.ASCII.GetBytes(message!);
-                            List<byte> listBytes = msgBytes.ToList();
+                            List<byte> listBytes = new List<byte>();
+                            listBytes.Add((byte)' ');  // temp fix for first sign wrong
+                            listBytes.AddRange(msgBytes);
                             listBytes.Add((byte)'\n');
                             _device.Write(listBytes.ToArray());
                         }
@@ -176,8 +178,11 @@ internal class Program
                     string print = Encoding.UTF8.GetString(readData.Data);
                     //print = print.Replace("\r", "").Replace("\n", "");  // Newline Mode: none
                     //print = print.Replace("\r", "");  // Newline Mode: only print \n
-                    //print = print.Replace("\n", "");  // Newline Mode: only print \r
-                    Console.Write(print);
+                    print = print.Replace("\0", "");  // delete null chars
+                    if(String.IsNullOrEmpty(print) == false)
+                    {
+                        Console.Write(print);
+                    }
                 }
             }
             catch (TimeoutException) { }