How to connect a 4x4 keypad without a microcontroller
114304
Keypad to set a counter
53976
How to connect an LED indicator to a circuit?
92255
How can I use a 12 V input on a digital Arduino pin?
55399
How to use numpad / on a keyboard without a numpad?
56538
How do I write a "Connect Four" AI?
108794
How to make a redstone clock that I can turn on/off with a lever?
158346
Adding 3 way switches
59865
How do I make a micro-controller act as a finger on a touch screen?
145553
4-20mA to 0-3V3 Converter
91040
Is it possible to create a counter just with wiring?
46947
Programming pattern to generate VGA signal with micro-controller?
130662
Does anyone have code to emulate a 16-bit input shift register with an ATtiny2313?
103302
How do I make a 1x1x2 piston door that opens when I step on a plate and not the other way around?
157184
Override a few keycodes with XKB
32938
how to hard-bypass the input of a line driver with a switch?
16613
barrel shifter using multiplexer: how to go about it
149496
Usb keyboard use separately in X