From 8bd74ac273f30b303c215561360b560d652b1234 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cornelius=20K=C3=B6pp?= <cornelius.koepp@fhdw.de>
Date: Sun, 5 Oct 2025 19:12:23 +0200
Subject: [PATCH] Optimize DPT Constructor: Check for SubGroup==0 before
 MainGroups

---
 src/knx/dpt.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/knx/dpt.cpp b/src/knx/dpt.cpp
index 5f67db7..c8791ce 100644
--- a/src/knx/dpt.cpp
+++ b/src/knx/dpt.cpp
@@ -8,8 +8,7 @@ Dpt::Dpt()
 Dpt::Dpt(short mainGroup, short subGroup, short index /* = 0 */)
     : mainGroup(mainGroup), subGroup(subGroup), index(index)
 {
-    if ((mainGroup < 14 || mainGroup > 16) &&
-        subGroup == 0)
+    if (subGroup == 0 && (mainGroup < 14 || mainGroup > 16))
         println("WARNING: You used an invalid Dpt *.0");
 }