7-Segment Display

A seven-segment display is a form of electronic display device for displaying decimal numerals that is an alternative to the more complex dot matrix displays. Seven-segment displays are widely used in digital clocks, electronic meters, basic calculators, and other electronic devices that display numerical information.

Main Content

Arduino Compatible 2-Digit 7-Segment Display Board For Timer/Counter

“The project presented here is an open source 2-digit 7 segment Arduino compatible display board. It can used in many applications that require 2-digit display and switches inputs. Possible application of this board is a 2-digit counter, 2-digit countdown timer …

Digital Clock But Without a Microcontroller

“A digital clock completely built from scratch without any coding or microcontroller. Just by using only 74xx and 40xx series digital IC. It’s pretty easy to build circuits with a microcontroller but we totally forget the tons of work …

Digital clock (time watch) using FPGA

“Digital clock (time) on 4 single 7 segment common anode display implemented hardware on Xilinx Spartan 6 FPGA. Digital clock (time watch) on 4 single 7 segment common anode display implemented hardware on Xilinx Spartan 6 FPGA. Use.ucf (implementation …

How to Make NTP Clock Using ESP8266 and 74HC595

“The main controller in this project is the ESP8266 which is contained in the Wemos D1 Mini Module. With integrated WiFi in it, it allows many things to be done. One of them is making a clock using NTP (Network …

Variable Portable Power Supply

“In this instructable we will make a portable, variable power supply, using a step down buck converter, three 18650 cells, and a 7-segment display voltage readout. The power output is 1.2 - 12 volts, though the led readout cannot read …

Project  SIO2SD

SIO2SD

“An Arduino-based floppy drive emulator for the Atari 8 bit computers. This small Arduino build emulates an Atari 1050 floppy drive to connect to an original Atari 8-bit computer. The program is compatible with most Arduino boards. And for boards …

TM1637 Digital Clock with time setup and alarm functionality

“This is a prototype of the time and alarm setup mechanism which I am planning to use in my next digital clock projects.I hope you find it useful.If you think of any improvements please let me know. I …

Touchless Game Dice

“Various types and number of board game dice in one little box, absolutely touchless for virus-free fun! This is an extremely lightweight, compact and portable device. It does precisely what ordinary dice do: The player makes a shuffling motion with …

Project  Hex Machine

Hex Machine

“A simple gadget that translates binary numbers into hexadecimal. The Hex Machine is a simple gadget with four buttons and a seven-segment display. The user may press the buttons in any combination, and the display outputs the corresponding hexadecimal digit …

Project  PiCon One

PiCon One

“PiCon One is a multi-function controller for home automation and industrial use cases. Picon One is a multi-function controller based on smallest member of the Raspberry family, the Raspberry Pi Zero W. Instead of adding a “hat” on top of …