The Button SHIM from Pimoroni (£6/$7) adds five buttons and an LED to your Raspberry Pi. So far, so simple. What’s neat about it is that it gives you full use of all of your Pi’s pins. The GPIO pins poke through the SHIM so you can get to them.
Most obviously, that means you can use the Button SHIM to add some input controls to an electronics project. If you’re running out of GPIO pins, getting five buttons for free is a real plus.
This review was written by Phil King and first appeared in The MagPi 66. You can download a free copy of The MagPi and sign up for our newsletter to know when each new issue is available.
Pimoroni Button Shim review
The Button SHIM also plays nicely with many HATs, so you can use it to add input controls to an output HAT. The Unicorn HAT, for example, provides … // Read more: original article.

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