Posts tagged with magnetic door sensors

Magnetic door sensors

Introducing Magnetic door sensors

Magnetic door sensors can establish if a door is open or closed and are commonly used in alarm systems to trigger the opening and closing of doors and windows.

433MHz RF communication to a Raspberry Pi

433MHz RF communication to a Raspberry Pi

Here we explain how to get up and running with the 433MHz RF Transmitter Receiver modules to send RF signal-codes from a transmitter device to a Raspberry Pi.