From 52d058047a8f5fd5ca4838d4561d99a0b60fc602 Mon Sep 17 00:00:00 2001
From: ABelliqueux <contact@arthus.net>
Date: Sat, 15 Feb 2025 14:56:14 +0100
Subject: [PATCH] Fix issue #3

---
 serialutils.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/serialutils.py b/serialutils.py
index d6f963c..f4e0458 100644
--- a/serialutils.py
+++ b/serialutils.py
@@ -9,6 +9,9 @@ def find_cam_port():
     return None
 
 def send_serial_cmd(cam_port, cmd:str, clear=True):
+    if cam_port is None:
+        print("No com. port found.")
+        return False
     con = serial.Serial(cam_port, baudrate=115200)
     if clear:
         append = b'\rclear\r'