Knowledge Base

The AB Electronics UK Knowledge Base provides support solutions, tutorials and troubleshooting guides.

Serial Pi

Raspberry Pi Serial Port Usage

The serial port on the Raspberry Pi is configured as default for console input/output. This allows you to login and interact with the Raspberry Pi via the serial port but you cannot use the serial port with your programs. To use the serial port with other programs and hardware such as modems,...

Raspberry Pi 3 and Zero W Serial Port Usage

You can use the Serial Pi Plus and Serial Pi Zero with your Raspberry Pi 3 or Raspberry Pi Zero W if you disable the built in Bluetooth modem as this is mapped to the hardware UART by default and the "mini uart" on the Raspberry Pi 3 and Pi Zero W GPIO pins is not stable when the...