The famous Logitech Trackman MarbleFX trackball has four buttons, of which the 4th (red) button was used to emulate a scroll wheel. To enable this, the trackball needs to be switched into a special ...
Do you have old landline phones laying around the house, with touchtone buttons or rotary dials? Perhaps you’d like to do something with them! [Scott Dylewski] has built hardware to let you ...
XDA Developers on MSN
A $10 ESP32 that pretends to be a macro board is the most useful gadget on my desk
It's a neat little companion for my productivity tasks ...
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