From 1bedbeb3ba1aecb1f1bbbd7167c773605020b939 Mon Sep 17 00:00:00 2001
From: darya <dd@ficom-it.ru>
Date: Thu, 19 Feb 2026 14:39:28 +0300
Subject: [PATCH] =?UTF-8?q?=D0=9E=D0=B1=D0=BD=D0=BE=D0=B2=D0=BB=D0=B5?=
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---
 Src/CanSerialPortFrameTP.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Src/CanSerialPortFrameTP.c b/Src/CanSerialPortFrameTP.c
index c63e757..41d20e0 100644
--- a/Src/CanSerialPortFrameTP.c
+++ b/Src/CanSerialPortFrameTP.c
@@ -202,8 +202,8 @@ bool sendFirstFrame(tCanSerialPortFrameTp *env, uint8_t *data, uint16_t size, ui
         pDataLen += 7;
 
         ++sn;
-        if (sn == 15) {
-            sn = 1;
+        if (sn > 15) {
+            sn = 0;
         }
     }