PWM Module with Dual Source/Sink Outputs using SG3525
Timer

PWM Module with Dual Source/Sink Outputs using SG3525

SG3525 PWM module is a great tool for every hobbyist. This circuit can be used in various applications such as switching power supply, DC-DC converter, DC motor speed controller, LED dimer, High voltage power supply, solenoid driver, and electronic DC load.  This low-cost pulse width...

Continue Reading
851
Views
0 Comments
Arduino Compatible 2-digit 7-segment Display Board for Timer/Counter
ArduinoTimer

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, token display, score...

Continue Reading
1224
Views
2 Comments
Analog Clock Motor Driver Implementation Using GreenPAK™
Timer

Analog Clock Motor Driver Implementation Using GreenPAK™

Introduction Even in a digital world, classic analog clocks have a timeless style. This simple but universal technology is presented in the article. The implemented project uses a dual-rail GreenPAK™ SLG46121 which can perform all the active electronic functions needed in an...

Continue Reading
1141
Views
0 Comments
“Connect” to an atomic clock in space! GPS, DCF77
GPSTimer

“Connect” to an atomic clock in space! GPS, DCF77

This project is a clock with radio receivers that can receive the exact time from the GPS satellites or from the DCF77 transmitter. by hkdcsf @ hackaday.io This project is a clock with radio receivers which can receive the exact date and time from the DCF77 time signal transmitter or...

Continue Reading
1510
Views
0 Comments
Clock Oscillator in mini package – Clock in a Can
TimerTop Stories

Clock Oscillator in mini package – Clock in a Can

Most microcontroller implementation these days, use the traditional capacitor + crystal approach to generate their clock, this approach sometimes, however, lead to problems, especially when used in prototyping situations with a breadboard, jumper wires, etc., all of which have an...

Continue Reading
1502
Views
0 Comments
Sub-miniature Rubidium oscillator offers 1,000x better stability
Timer

Sub-miniature Rubidium oscillator offers 1,000x better stability

As demand grows, precision and reliability in Global Navigation Satellite Systems (GNSS) is critical. With 5G networks on the rise, small, high-performing atomic clocks are becoming increasingly essential. Suntsu’s newest oscillator comes in a dimension of 50.8mm x 50.8mm that uses an...

Continue Reading
1191
Views
0 Comments
7-segment Mini Clock using PIC16F628A and DS1307 RTC
TimerTop Stories

7-segment Mini Clock using PIC16F628A and DS1307 RTC

This is a minimal and small clock based on PIC16F628A microcontroller and DS1307 RTC IC. It is able to only show the time on a small 7-segment display with a total of 4 segments. The display we used is a 0.28″ SR440281N RED common cathode display bought from LCSC.com, but you can use...

Continue Reading
1668
Views
0 Comments
Elektor Article: DCF77 Emulator with ESP8266
Timer

Elektor Article: DCF77 Emulator with ESP8266

Replace over-air time by Internet time About twenty years ago I recycled and modernised a vintage clock with Nixie tubes built by my father in the nineteen seventies. I replaced the digital logic by a microcontroller and used a DCF77 receiver module instead of the original 50-Hz...

Continue Reading
1882
Views
0 Comments
Archives