Programming and Code

Projects using programming and code in various languages

Twelve years of Raspberry Pi Expansion Boards

For over 12 years, AB Electronics UK has been designing and developing Raspberry Pi Expansion boards. Throughout this time, we've gained extensive experience in developing high-quality circuit boards specifically designed for hobbyists and developers.

26 July 2024 7 min read

PartFinder 2.0 Core component inventory manager

This is a new release of the PartFinder component inventory manager I released four years ago in March 2020 which now runs on Windows, Mac and Linux.

21 June 2024 11 min read

ESP32 RGB Microscope LED Ring Light

Designing a new RGB LED ring light for our microscope with an ESP32 WiFi controller using a manual control and web interface

13 April 2024 15 min read

Radxa X2L and ADC Pi, Microcontrollers with Linux

Adding analogue inputs to the Intel Celeron J4125 Radxa X2L using an ADC Pi Raspberry Pi expansion hat with micro python

10 February 2024 13 min read

Elgato Key Light remote control using an ESP32 Wi-Fi module

Building a simple remote controller for Elgato Key Lights using a low-cost ESP32 Wi-Fi module and a push switch

20 January 2024 16 min read

John Smith, Googlebot and abandoned shopping carts

GoogleBot is pretending to be an e-commerce customer called John Smith and abandoning the order at the payment stage

07 September 2023 3 min read

TP Link Tapo TC65 Camera image capture using OpenCV for a webcam

Using a low-cost tp-link Wi-Fi security camera and OpenCV, a popular computer vision library, we have created a Python script that captures high-quality images from the RTSP (Real-Time Streaming Protocol) video stream generated by the camera and uploads to our Virtual Swanage tourism website.

02 July 2023 12 min read

Nest Thermostat to Home Assistant via 1-Wire, Arduino and MQTT

Connecting our Nest Thermostat 3rd Gen to Home Assistant via 1-wire and an Arduino Uno to capture the 1-wire sensor data

22 September 2022 4 min read

Home Data Logger Zigbee Sensor Upgrades

We have added several new Zigbee sensors to our smart home system which runs Home Assistant and the sensors talk to the home Linux server using Zigbee2mqtt

15 May 2021 6 min read

Social Meta Tag Generator

Some code which may be useful to someone else, a Social Meta Tag Generator for your website to generate all the different social meta tags for social media sharing

05 July 2020 3 min read

PartFinder component inventory manager

After spending far too long looking for components and parts, I wrote a component inventory manager called PartFinder and released it as open source for anyone to download and use

29 March 2020 6 min read