From abb37c3b631d2d284c5fef040c721d79cfc2536e Mon Sep 17 00:00:00 2001
From: nanosonde <2073569+nanosonde@users.noreply.github.com>
Date: Tue, 17 Nov 2020 17:57:51 +0100
Subject: [PATCH] Add warning message in TP-UART data link layer (#104)

* Fix address type bug in TP-UART data link layer

* Fix address check

* Fix blank
---
 src/knx/bau07B0.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/knx/bau07B0.cpp b/src/knx/bau07B0.cpp
index 9cc10ce..ccd9b62 100644
--- a/src/knx/bau07B0.cpp
+++ b/src/knx/bau07B0.cpp
@@ -142,6 +142,11 @@ bool Bau07B0::isAckRequired(uint16_t address, bool isGrpAddr)
     if (address  == _deviceObj.individualAddress())
         return true;
 
+    if (address == 0)
+    {
+        println("Invalid broadcast detected: destination address is 0, but address type is \"individual\"");
+    }
+
     return false;
 }