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BK7238 LED Ceiling Light (RGBIC+CCT) – Home Assistant Integration?

LidarCaptain 36 1
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  • #1 21884085
    LidarCaptain
    Level 1  
    Hi,

    I bought 3x of these ceiling lights from AliExpress:
    https://www.aliexpress.com/item/1005009635507929.html

    Specs:
    • WiFi + BLE (2.4GHz)
    • Chip: BK7238 (Beken)
    • 5 channels: RGBIC + CCT
    • Main white panel (3000K / 4000K / 6000K)
    • Secondary RGBIC ring (effects / ambient light)



    Current situation
    • Device works fully in the BRITURN app
    • Also discovered via Magic Home app, but:
    • Only ON/OFF works
    • No control of RGB / CCT / effects
    • Home Assistant:
    • Tried Flux LED (Magic Home) integration → fails: "Unknown Model FBF615. Cannot determine protocol"

    Observations
    • Device exposes a local WiFi AP (unconfigured mode)
    • After pairing → gets IP, but protocol seems non-standard
    • Likely custom firmware, not pure MagicHome-compatible

    According to HA docs, Flux/MagicHome only works if the protocol matches known controllers... which doesn’t seem the case here.

    Any clue how to flash it, integrate it?

    PLEASE HELP
    BK7238 LED Ceiling Light (RGBIC+CCT) – Home Assistant Integration?
    BK7238 LED Ceiling Light (RGBIC+CCT) – Home Assistant Integration? BK7238 LED Ceiling Light (RGBIC+CCT) – Home Assistant Integration? BK7238 LED Ceiling Light (RGBIC+CCT) – Home Assistant Integration?
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  • #2 21884139
    insmod
    Level 31  
    You can flash it with OpenBK7238, but doing so requires desoldering the module. RX/TX pins are on the back of the module.
    RGB would be easy, since it uses addressable LEDs (DO pin). You would only need to count how many RGB LEDs there are.

    If you decide to go that way, always take backups of the original firmware.
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