Sometimes you need to display a number nice and large, making it easily readable at a good distance. [Lewis] has just the thing for that: a big expandable 7-segment display. The build is modular, a… ...

Posted in Misc Hacks Tagged 7 segment, 74hc165, arduino, AS3144, duodecimal, hall effect, hexadecimal, seven segment Post navigation ← Garage Door Opener Ejection Seat ...

To build this DIY buzz wire game, you'd need an Arduino Nano, a 9V battery, two LEDs (red and green), a buzzer, a seven-segment LED display, a shift register for the display, and resistors for the ...