Knowledge Base
The AB Electronics UK Knowledge Base provides support solutions, tutorials and troubleshooting guides.
Legacy Products
This section of the knowledge base contains products designed and manufactured by AB Electronics UK but now discontinued.
Buffer Pi - Legacy Product
The Buffer Pi is a Bidirectional Voltage-Level Translator GPIO protection board which allows you to use 5V devices on your Raspberry Pi as well as protect the Raspberry Pi GPIO pins from voltage spikes and static discharge....
Com Pi (Discontinued)
The Com Pi from AB Electronics is a communication add-on board for the Raspberry Pi supporting RS232 and 1-Wire® protocols. A 5V buffered I2C port is also provided on the board....
Delta-Sigma Pi (Discontinued)
This item has been replaced with the ADC Differential Pi...
Expander Pi (Discontinued)
Expander Pi allows you to connect your Raspberry Pi to switches, lights, sensors, and many other devices giving your Raspberry Pi a way to communicate with the outside world....
RTC Alarm Pi (Discontinued)
We have been made aware of an issue with the latest Linux kernel used with Raspberry Pi operation systems and the PCF8563 Real-Time Clock IC from NXP, which we use on the Alarm Pi....
RTC Pi (Discontinued)
This article applies to the RTC Pi versions 1.0 to 2.2. For version 3 and later, as well as the RTC Pi Zero, please view the current RTC Pi product page....
1 Wire Pi Plus 1.0 (Discontinued)
This product has been replaced with the 1 Wire Pi Plus Version 2.0....