Simple Digital Countdown Timer using 7-seg Display

Project tested and working perfectly

A very simple Digital countdown timer using 8051 and 7 segment displays. A perfect project for microcontroller starters.

Author has used BCD to 7-segment decoder for driving displays. each segment has its own decoder. so there is no multiplexing included for displays. Additionally there are 2 control switches one to Start/Pause and second to Reset the timer. There is a Buzzer added to indicate time... Read Compelte post
Author: Prasad.K.Wagh | Date added: Thu Apr 08 2010, 07:08 AM

Simple Digital Countdown timer using 7-seg display

Simple Digital Countdown timer using 8051 and 7-seg display



A very simple Digital countdown timer using 8051 and 7 segment displays. A perfect project for microcontroller starters.

Author has used BCD to 7-segment decoder for driving displays. each segment has its own decoder. so there is no multiplexing included for displays. Additionally there are 2 control switches one to Start/Pause and second t... Read Compelte post
Posted on Thu Apr 08 2010, 07:34 AM

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