Building a special-function USB keypad or gaming device used to be hard work. But today between hardware and software design availability, it’s child’s play.

If you are searching for a fully featured USB programmable keypad for your PC you may be interested in the Adafruit MacroPad RP2040 starter kit which is now available to purchase direct from the ...

35 x 20mm 50 x 25mm 65 x 30mm “The sizes have been chosen after customer consultation to provide prototype builders and small volume OEMs generous room for their PCB,” said Hammond. Called 1551USB, ...

Watch the video below to learn more about his Arduino-based portable keypad that connects to your Arduino development board and offers the complete alphabet, numbers 0-9 as well as several commands.

Elecom's USB-powered numeric touch keypad is pretty simple. You plug it into your machine, tap your digits on the board and watch the numbers appear in your calculator app.

Reviews Portable storage for the paranoid: We test two secure USB drives on keypad vs. software security By Jon L. Jacobi Mar 19, 2015 3:39 am PDT ...

For example, take the lengths to which [rehsd] was willing to go in order to support standard USB mice on their 6502 machine. Code for mapping mouse movement to digital output.