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LSC Smart Ceiling Light (CBLC5, BK7231N, v1.2.16, SM2135) Flashing & Connecting to Home Assistant

Sand3rS 2352 3
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  • Helpful post
    #1 20568223
    Sand3rS
    Level 2  
    I've successfully flashed my LSC Smart Ceiling Light using Tuya Cloudcutter and connected it to Home Assistant.
    I bought this ceiling light a few years ago in the Netherlands at the shop "Action".
    LSC Smart Ceiling Light (CBLC5, BK7231N, v1.2.16, SM2135) Flashing & Connecting to Home Assistant

    Tuya app given info
    Product name in Tuya app: "LSC Smart Ceiling Light"
    The module version in Tuya app: "v1.2.16"

    Additional info
    Mac-address lookup result: "Tuya Smart Inc."
    Product marking LED driver: "LED Driver, CL20W WiFi-RGB"
    Tuya module in LED driver: "CBLC5" Datasheet

    The Tuya module drives the SM2135 LED driver via pins 24 and 26.

    Tuya cloudcutter
    "Select the firmware version and name: 1.2.16 - BK7231N / oem_bk7231n_light_ty"
    "Select the brand of your device: LSC"
    "3007213 970787 Ceiling Light"
    "Selected Device Slug: lsc-3007213-970787-ceiling-light"
    "Selected Profile: oem-bk7231n-light-ty-1.2.16-sdk-2.3.1-40.00"

    Led driver
    The lamp uses a "sm2125" led-driver with data-pin=P24 and clock-pin=P26.
    Channel mapping: 0=green, 1=blue, 2=red, 3=cold-white, 4=warm-white

    LSC Smart Ceiling Light (CBLC5, BK7231N, v1.2.16, SM2135) Flashing & Connecting to Home Assistant LSC Smart Ceiling Light (CBLC5, BK7231N, v1.2.16, SM2135) Flashing & Connecting to Home Assistant
    LSC Smart Ceiling Light (CBLC5, BK7231N, v1.2.16, SM2135) Flashing & Connecting to Home Assistant
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  • #2 20568839
    p.kaczmarek2
    Moderator Smart Home
    Thank you, that's a very nice teardown. It's good to see another LSC device.

    Interestingly enough, it seems to be different from 3007213 that we have on our list:
    LSC Smart Ceiling Light (CBLC5, BK7231N, v1.2.16, SM2135) Flashing & Connecting to Home Assistant
    The LEDs PCB seems different. Still, it is good to know that the Cloudcutter profile is still working for that one.
    Helpful post? Buy me a coffee.
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  • #3 20569836
    Sand3rS
    Level 2  
    I've just submitted another tear-down of another ceiling light. I bought them both at Action a few years apart. The LED PCBs are similar, but different MCU modules were used.
  • #4 20854851
    lesliegoedhart
    Level 1  

    >>20568223

    Can you share your YAML code? Itchiptool got it wrong....
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