Fix: add serial monitor reminders for not/ wrong selected serial port

Author: LinjingZhang

tools/xmc-flasher.py

@@ -267,6 +267,10 @@ def parser_upload_func(args):
                 else:
                     print("Upload failed.")
             remove_console_output_file(console_out)
+                                # Log if the port value has changed
+        if args.port != original_port:
+            print(f"Please select port {args.port} for using the Serial Monitor or Plotter.")
+        
 
     def parser_erase_func(args):
         erase(args.device, args.port)
@@ -312,6 +316,9 @@ def __call__(self, parser, namespace, values, option_string, **kwargs):
     else:
         sys.tracebacklimit = 0  # Disable traceback
 
+    # Store the original port value
+    original_port = args.port
+
     # Select default port if not provided/ or device not found on the selected port
     args.port = get_default_port(args.port)