Your DCC/Railcom signals and a +5V power source for your microcontroller on a breadboard
A small (3.5" x 5.6") Colecovision Portable that uses composite output and +5v power supply.
A small (3.5" x 5.6") Colecovision Portable that uses composite output and +5v power supply.
A small (3.5" x 5.6") Colecovision Portable that uses composite output and +5v power supply.
a very skibidi usb charger hub. powered using an old PC PSU with 12V and 5V to charge phones and alike
Non-project-specific ESP8266 ESP-12E board with options for switching or linear power supplies, 5V in, multiple GPIO broken out (WS2812 or APA102 in mind)
Non-project-specific ESP8266 ESP-12E board with options for switching or linear power supplies, 5V in, multiple GPIO broken out (WS2812 or APA102 in mind)
Level shifter shield for interfacing 3.3V Arduino boards (Due, Giga R1) with 5V RetroShield Z80 using TXB0108 ICs
Open Source clone of derelict AT40K devboard, from Atmel and Microchip, for their 5V FPGA's.
Gladiolus-1 - автономный модуль для приема и передачи изображений в формате SSTV (Slow Scan TeleVision) на малом космическом аппарате (МКА) формата CubeSat