Big 6 Digits Seven Segment Digital Clock

by slwthr in Circuits > Clocks

32601 Views, 27 Favorites, 0 Comments

Big 6 Digits Seven Segment Digital Clock

21092011110.jpg
Finished Clock.jpg
This is a my second Digital Clock project.Which is having 5.5" height 6 digits seven segments.

Working with PIC16F876A microcontroller 
Power : 12V DC / Ampere : 1.2A Max 
Time Display : Hours / Minutes / Seconds  

Length : 24 inch
Height :  7inch

I will add a fully completed clock picture with aluminium frame which I made. :-)

BUY CLOCK Completed DIY BOARD : http://www.ebay.com/itm/270939743809?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1555.l2649#ht_1013wt_1265


Find a Parts for Schematic Diagram

Circuit Diagram.jpg
19092011083.jpg
Finished Circuit.jpg
Check the attached circuit diagram for part list.

Common anode 7Segments - 6Pcs
PIC16F876A - 1
ULN2803 for Segment outputs driver stage.

2SA1680 and 2SC2785 for Segment Common Anode outputs.

check the pin outs for 7 Segment and finished circuit board.

Aluminium Frame & Segments Fixing

19092011085.jpg
19092011087.jpg
20092011089.jpg
Aluminum Frame made by Aluminium Box bars.


Working Clock