oliverb
Published © CC BY-NC-SA

Arduino DCF77 Analyzer Clock MK2

Using 2 ATmega328s, this clock displays and decodes the DCF77 signal using 150 LEDs and 4x 7-segment display modules on a 12" (305mm) dial.

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Arduino DCF77 Analyzer Clock MK2

Things used in this project

Hardware components

Arduino Nano R3
Arduino Nano R3
I have used Atmega 328 ICs but a Nano or UNO could be used. the Superfilter NANO/UNO will need a quartz crystal not a resonator on board.
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Story

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Custom parts and enclosures

Turbo cad files and images for dial

CAD files for the dial and dial template in CAD formats and also picture files

Chime Sound files

Sound files for loading into the JQ6500 module for chimes

Tick Tock Sound file

Sound files for loading into the JQ6500 module for tick tock sound

Schematics

Mian Board

This is the main board schematic

LED rings and LED info displays

This is the schematic to show the MAX7219 dot matrix module wirng to the LEDs

MAX7219 7 segment display module schematic

This shows the wiring for the MAX7219 7 segment display modules

Code

DCF77 Decoder Code

Arduino
This is the code loaded onto DCF77 analyzer Arduino
No preview (download only).

Super Filter Code

Arduino
This is the code loaded onto DCF77 Super Filter Arduino
No preview (download only).

Github

https://github.com/sleemanj/JQ6500_Serial

Credits

oliverb

oliverb

2 projects • 11 followers

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