BNETA IoT Smart WIFI LED Bulb E27 - RGB+2700-6500K bulbs (BK7231N/CB2L/BP5758D)

leonbotha69 23 Oct 2022 19:02

This is a short teardown of the BNETA IoT Smart WIFI LED Bulb E27 based on - BK7231N with Tuya module CB2L and LED Driver BP5758D

Basic information:
Brand: BNETA
Chip: BK7231N/CB2L/BP5758D
Local Vendor: https://www.bneta.co.za/product/smartbulb_e27

Teardown Photos and Extracted bin file.
Package:

Bulb:

PCB:

Tuya Datasheet and PCB:
https://images.tuyacn.com/goat/pdf/1660814432...tform_Tuya%20IoT%20Development%20Platform.pdf

Image extract - RPI with USB2TTL:

CB2L image is in the attached file for "bk7231tools" to dissect and add support.

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leonbotha69 wrote 7 posts with rating 2 . Been with us since 2022 year.

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leonbotha69 01 Nov 2022 21:49

I found all the DataPoints supported by this Bulb. Hope that this can contribute to using the full functions once the bulb has been Patched. { "result": { "category": "dj", "functions":... [Read more]

leonbotha69 13 Jan 2023 21:44

The cfg_pins for this bulb is: P7 (PWM1) - BP5758D_DAT P8 (PWM2) - BP5758D_CLK I flashed it with OpenBK7231N_UG_1.15.317 via Cloudcutter. Startup command changed to - BP5758D_Map 2 1 0 4 3 This... [Read more]

wascott 21 Jan 2023 00:30

I have Daybetter A5W 800 lumens 120V 9W rgb+2700-8500K bulbs and was struggling to get light. I tried your pin settings and it WORKED! Many thanks. Added after 12 [minutes]: Updated map for white BP5758D_Map... [Read more]