Keypad phones, believe it or not, are still in use, and there is a surprising amount of variety to choose from. Some of the phones include 4G connectivity, cameras, and are built to last. If you ...

The Targus Bluetooth Presenter provides users with the functions of a mouse and presentation remote in one package. While designed with Mac users in mind, the remote's directions include no ...

Keypads are usually arranged in a matrix format to reduce the number of I/O connections. A 12-key keypad is arranged in a 3 4 format requiring 7 connections. A 16-key keypad is arranged in a 4 4 ...

[Lauri Pirttiaho] from the [Swiss Knife of Electronics] channel explains how to simplify your resistive divider keypad design on Hackaday.io. The usual method involves building a resistive ladder ...