Merge pull request #42 from OpenKNX/v1dev

V2.2.2 release

Author: Ing-Dom

.github/workflows/platform-io.yml

@@ -11,9 +11,9 @@ jobs:
 #        example: [path/to/test/file.c, examples/file.ino, path/to/test/directory]
 
     steps:
-    - uses: actions/checkout@v1
+    - uses: actions/checkout@v4
     - name: Set up Python
-      uses: actions/setup-python@v1
+      uses: actions/setup-python@v5
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

README.md

@@ -13,6 +13,9 @@ See the examples for basic usage options
 
 ## Changelog
 
+### v2.2.2 - 2025-10-21
+- Fix: DPT subgroup 0 handling
+
 ### v2.2.1 - 2025-08-22
 - Fix: Distinguish between tunnel and TP PAs when reading PID_ADDITIONAL_INDIVIDUAL_ADDRESSES. This resulted in a failed PA assignment for 0x091A devices with KNX_TUNNELING
 - Fix: set repeat correctly in DataLinkLayer when sending to other mediums as TP (https://github.com/OpenKNX/knx/issues/40)

library.json

@@ -1,6 +1,6 @@
 {
     "name": "knx",
-    "version": "2.2.1",
+    "version": "2.2.2",
     "description": "knx stack",
     "homepage": "https://openknx.de",
     "authors": [

library.properties

@@ -1,5 +1,5 @@
 name=knx
-version=2.1.2
+version=2.2.2
 author=Thomas Kunze, the OpenKNX Team, et. al.
 maintainer=OpenKNX Team
 sentence=knx stack

src/knx/dpt.cpp

@@ -8,8 +8,9 @@ Dpt::Dpt()
 Dpt::Dpt(short mainGroup, short subGroup, short index /* = 0 */)
     : mainGroup(mainGroup), subGroup(subGroup), index(index)
 {
-    if (subGroup == 0)
-        println("WARNING: You used and invalid Dpt *.0");
+    if ((mainGroup < 14 || mainGroup > 16) &&
+        subGroup == 0)
+        println("WARNING: You used an invalid Dpt *.0");
 }
 
 bool Dpt::operator==(const Dpt& other) const