From 034577144baf5878510dfc09b2649d2940c7b78e Mon Sep 17 00:00:00 2001
From: dj2ls <dj2ls@protonmail.com>
Date: Fri, 6 Jan 2023 17:02:21 +0100
Subject: [PATCH] fixed test frame

---
 tnc/data_handler.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tnc/data_handler.py b/tnc/data_handler.py
index e6abf594..e2148641 100644
--- a/tnc/data_handler.py
+++ b/tnc/data_handler.py
@@ -3159,8 +3159,10 @@ class DATA:
 
     def send_test_frame(self) -> None:
         """Send an empty test frame"""
+        test_frame = bytearray(126)
+        test_frame[:1] = bytes([FR_TYPE.TEST_FRAME.value])
         self.enqueue_frame_for_tx(
-            frame_to_tx=[bytearray(126)], c2_mode=FREEDV_MODE.datac3.value
+            frame_to_tx=[test_frame], c2_mode=FREEDV_MODE.datac3.value
         )
 
     def save_data_to_folder(self,