bahmcloud/HA-KNX-Bridge
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Fix light color temperature decoding

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René Bachmann
2026-02-15 20:42:32 +01:00
parent 0afbcc4f70
commit 082ce93334
5 changed files with 11 additions and 7 deletions
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.idea/PROJECT_STATE.md generated
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@@ -41,7 +41,8 @@ Completed:
- Light port support added with full KNX color/temperature mappings and individual color channels. - Light port support added with full KNX color/temperature mappings and individual color channels.
- Light port keys renamed to avoid conflicts; outgoing updates now only target light state addresses. - Light port keys renamed to avoid conflicts; outgoing updates now only target light state addresses.
- Light port optional relative dimming address (DPT 3.007) added. - Light port optional relative dimming address (DPT 3.007) added.
- Project version set to 0.0.23 and `CHANGELOG.md` maintained. - Light color temperature event type mapping and relative dimming decoding fixed.
- Project version set to 0.0.24 and `CHANGELOG.md` maintained.
Files created: Files created:
- `custom_components/ha_knx_bridge/__init__.py` - `custom_components/ha_knx_bridge/__init__.py`

3
CHANGELOG.md
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@@ -1,5 +1,8 @@
# Changelog # Changelog
## 0.0.24 - 2026-02-15
- Fix light color temperature event type mapping and improve relative dimming decoding.
## 0.0.23 - 2026-02-15 ## 0.0.23 - 2026-02-15
- Add optional light relative dimming address (DPT 3.007). - Add optional light relative dimming address (DPT 3.007).

3
README.md
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@@ -74,6 +74,7 @@ Only state addresses expose an `invert outgoing` toggle to flip KNX payloads.
Notes: Notes:
- For XY color, the bridge sends the brightness as the Y (luminance) component. - For XY color, the bridge sends the brightness as the Y (luminance) component.
- Relative dimming (DPT 3.007) maps KNX step values to `brightness_step_pct` in Home Assistant. - Relative dimming (DPT 3.007) maps KNX step values to `brightness_step_pct` in Home Assistant.
- Color temperature mode must match the KNX telegram DPT: `relative` for 5.001, `absolute` for 7.600, `absolute_float` for DPT 9.
## Notes ## Notes
- For DPT 1.008 (Up/Down), the bridge treats `0 = Up/Open` and `1 = Down/Close`. - For DPT 1.008 (Up/Down), the bridge treats `0 = Up/Open` and `1 = Down/Close`.
@@ -107,5 +108,5 @@ Notes:
- Advanced DPT mapping options and inversion settings. - Advanced DPT mapping options and inversion settings.
## Versioning and Releases ## Versioning and Releases
- Current version: 0.0.23 - Current version: 0.0.24
- `CHANGELOG.md` lists versions with the newest entries at the top. - `CHANGELOG.md` lists versions with the newest entries at the top.

7
custom_components/ha_knx_bridge/bridge.py
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@@ -1612,9 +1612,9 @@ def _light_color_temperature_event_type(mode: str) -> str | None:
if mode == "relative": if mode == "relative":
return "percent" return "percent"
if mode == "absolute": if mode == "absolute":
return "7.600" return "2byte_unsigned"
if mode == "absolute_float": if mode == "absolute_float":
return "9" return "2byte_float"
return None return None
@@ -1668,8 +1668,7 @@ def _light_uses_white_channel(port: LightPort) -> bool:
def _relative_dimming_step(value: int) -> tuple[str, int] | None: def _relative_dimming_step(value: int) -> tuple[str, int] | None:
if value < 0 or value > 15: value = value & 0x0F
return None
if value == 0 or value == 8: if value == 0 or value == 8:
return None return None
if value <= 7: if value <= 7:

2
custom_components/ha_knx_bridge/manifest.json
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@@ -1,7 +1,7 @@
{ {
"domain": "ha_knx_bridge", "domain": "ha_knx_bridge",
"name": "HA KNX Bridge", "name": "HA KNX Bridge",
"version": "0.0.23", "version": "0.0.24",
"config_flow": true, "config_flow": true,
"documentation": "https://github.com/bahmcloud/HA-KNX-Bridge", "documentation": "https://github.com/bahmcloud/HA-KNX-Bridge",
"issue_tracker": "https://github.com/bahmcloud/HA-KNX-Bridge/issues", "issue_tracker": "https://github.com/bahmcloud/HA-KNX-Bridge/issues",