Articles

I was finally able to successfully flash this smart plug from Costco. Purchased as a 3-pack, there are several variants out there, but I wanted to share with the world the success I now had. Feit Smart Plug from Costco BPPLUG/WIFI/3 Flashed OpenBK7231T/OpenBeken release 1.15.307 using... [Read more]

Greetings! I have bought Spectrum Smart E27 1500 lm 13 W (Model: WOJ14473) and want to share my teardown. I find confusing some disassembly manuals so firstly let me share my way. External parts are: 1 - Tip/Pin 2 -E27 thread with plastic hole for Tip/Pin [1] 3 - Plastic body 4 -... [Read more]

I've bought a wall switch from Aubess for my home, with 4 capacitive (touch) buttons. I ordered it from AliExpress: With the device in hands, it was time to begin the fun part - disassembly and converting it to OpenBK! Regarding functionality, when a button is touched/pressed, the... [Read more]

First unscrew and detach the plastic ring Then desolder the antenna cable Measure the total length of the outlet pins towards the plastic to have a known measurement when pressing and reassembling. Then remove the circuitboards through pressing the outlet pins Then you will find the... [Read more]

Device was on clearance at Wal-mart in the US. These use the "Geeni" app to pair. I did not pair before doing the firmware flash. Used BK7231GUIFlashTool to flash. I used an old Arduino Uno board's UART to flash. Had a nice 3.3v source and it tolerated the levels of the USB UART.... [Read more]

Here is information about the interior, WiFi module and configuration of RGBCW Arlec lamps from the Bunnings store in Australia. They are powered from 220V, offer 1050lm and B22 mount. They are implemented on BK7231T. I put them here at the request of the user OpenBeken from Github,... [Read more]

Generic battery-powered temperature and humidity sensor. It is from Aliexpress but as always there simple search there brings up more relevant results then looking at some specific seller I can confirm that flashing it using Python and OpenBK7231N_QIO file works. The new flashing... [Read more]

One of the readers from Canada sent me a set of two 'smart' stair switches by Treatlife, model SS02 (FCC ID 2ANIFSS01), for analysis/programming. "3-Way-Smart-Switch", offering e.g. control of their status via WiFi. I will see here how such switches are implemented, how they look... [Read more]

This is a short teardown and flashing guide for C37 6wE14 Smart bulb RGBCW 230V / 50Hz from Amazon.de. Wenkman - 07.01.2023 Brand: Immax Model: C37 6wE14 Smart bulb RGBCW 230V / 50Hz Chip: BK7231N [CBLC5] Shop: Amazon I discovered Tasmota some time ago and immediately, without reading... [Read more]

I purchased these lights on Amazon. Teardown is simple, remove the 6 screws on the back of the downlight. The board is inside a white heat shrink. Cut along the edge with a razor so that you can simple slide the heat shrink back over the board after you're done. I removed the WB3S... [Read more]

OpenBeken Provisioning. As an enthusiastic user of HomeAssistant and Smart Home solutions in general, I am always into something new. Recently I’ve become acquainted with OpenBeken. Not wholly voluntary, but is a response to the fact that more Smart Home Devices started using... [Read more]

First post, hope this is useful, see topic here also as ByteMangler added some i2c info Unit is from Bunnings here in Aus, has power monitoring and temp/humidity, more on that later, first some pics: Seems to be welded shut mainly in corners, few bashes with rubber mallet (ok gentle... [Read more]

Today I am adding a second tear down for the LSC Smart Ceiling Light RGBCW - CB2S (BK7231N). I bought this device today at Action for about 15 euros. I was curious how it worked and was unaware of the teardown on elektroda. Anyway, my teardown uses cloud-cutter, so a bit of a different... [Read more]

MOES WiFi 4 Gang Switch MS-104D Chip: Tuya CBU (BK7231N) Photos: Teardown: Flash with (WARNING: this view refers to the BOTTOM of the chip!!!) I used the new BK7231GUIFlashTool (https://github.com/openshwprojects/BK7231GUIFlashTool) but be aware that I had to use the "write (no backup)"... [Read more]

Hello, this is my first teardown of a generic Tuya-compatible smart switch with 4 ports. The model is WSM16-4. I bought it from AliExpress: Let me also post here some screenshots from the Aliexpress link, in case it expires... What a nice tricky way to do a dual way control. We can... [Read more]

Schematics.com and Partsim.com shut down - Welcome to Elektroda After years of bringing the engineering community tools to tackle projects big and small, we have shut down schematics.com and partsim.com effective January 1, 2023. While it is sad to say goodbye, we invite you to join... [Read more]

LSC Action CW 3000272 970715, 806lm, 9W, is a very cheap, smart LED lamp controlled via WiFi, allowing you to choose the white temperature, without RGB color support. This product has already appeared on our forum in the version with BK7231T directly on the PCB - now it's time... [Read more]

There was already an ARM for 16 cents , now we have ARM for 8 cents. Yes, eight. :) PY32F002/PY32F003 from PUYA are microcontrollers with ARM Cortex M0+ core clocked at 24/32MHz. PY32F002 have 20kB FLASH, 3kB RAM, SPI, USART, I2C, ADC, timers... nothing to complain about. PY32F003... [Read more]

This video shows how anyone (even beginners) can desolder SMD WiFi module at home and solder new one in it's place. Only basic tools are used, no hot air is required. You will need a basic, cheap soldering iron, some flux, some extra Pb solder and, soldering wick and a PCB cleaner.... [Read more]

Hi! Here is a teardown of a random super generic temperature and humdity sensor from aliexpress. Bought From: Wifi Version, really quick delivery to austia ~ 2 weeks Pictures: Device Pinout: Datasheets: uC: SHT30: Specific Device ID: SHT30 DIAS7M Flashing: I could flash latest BK7231N... [Read more]

Teardown of this energy meter from AliExpress . This device is an interesting DIN rail energy meter with a hole through the middle to pass a wire for metering. No physical connection of the circuit being metered is required. It's a unique design; instead of connecting a CT clamp to... [Read more]

Teardown of this smart dual GPO from AliExpress . Product seems to be branded MEAKISS, but I can't see that written anywhere on the device, and this OEM probably sells to many brands. No product name/model number is written anywhere on the device. Product has 2 GPO's with 2 touch... [Read more]

I put here a description of the pins of smart relays with the WiFi / Bluetooth BL602 Bouffalo Lab module. The basic module is the TROLINK SM-028_V1.3 BL602L20, it is used in the QIACHIP KR05-1CHKG-W relay and in the QIACHIP KR0548-2CH-W relay. Most likely, they are used by the entire... [Read more]

There has been many versions of Mini Smart Switch. 1. Aubess 2gang Mini Smart Switch BK7231N /CB2S 2. mini smart switch - Belon BL2028N - 3. ZN268131 WB2S BK7231T WiFi Smart Switch that allows you to connect a bistable button 4. Cheapest Wi-Fi Switch You Can Buy For Your Smart Home... [Read more]

Hello to all In this post, I will share teardown of Tuya Smart Valve controller. These controllers come with different chips. I bought this one from aliexpress . It contains a chip wb3s. For firmware, it is enough to remove one cover. Connecting to the chip is easy. I successfully... [Read more]

Bought a Wifi smart plug from AliExpress which seems to be of the Elivco brand, model number RMC004. Opening the plug is relatively straightforward. In order to get the PCB off the plug I had to de-solder it from the 2 connections to the pins of the plug. After that the PCB with relay... [Read more]

Hi, I successfully flashed openBK to my Globo Connor 41386-30sh ceiling Light with Beken CB3S chip (BK7321N). thank you! [Read more]

I have now successfully flashed 4 of these switches so it's time to provide the details. I have purchased switches from both Amazon and directly from Kuled. The box on the left is how they come from Kuled and the box on the right is from Amazon. Amazon link - Kuled link - This is... [Read more]

LSC Power Plug (ACTION) ArtNO. 2578685 970761 v1.0 16A, 220-250V ~ 50/60Hz EAN: 8712879146575 Opening: Torx 8 Open the plug 2 PCB screws Lift off (a little) the PCB Solder the lines for flashing Flash device by OpenBK7231T_UA_1.x.x.bin Close plug correctly Config OpenBeken for MQTT:... [Read more]

Hi All, This is my first post, after watching this project over the last few months, and deciding I should give it a go! This is a quick teardown of the Arlec Grid Connect PC191 Smart Plug-In Socket with Energy Meter These are available through Bunnings in Australia individually for... [Read more]