Budget Priced 4 Digit Up Down Counter
This low cost 4 Digit Up Down Counter uses an Atmel 90S1200 AVR microcontroller. As a count up counter its range is from 0000,1,2.. to 9999. It can also count down. Inputs include "Reset", "Count", "Count Direction" and "Disable". It also has an "Overflow" output for connecting to another counter which allows an 8 Digit counter to be made. It features a built in debounce (10mS) for easy connection to mechanical contacts.
Maximum count rate is 50 counts per second. 9-15VDC @ 100mA supply required (not supplied). Small physical size: 52 x 61mm (2" x 2.4").

Download Specifications and Documentation

Mounting the counter
The counter can be mounted in our clear Bulkhead Plastic case to give a budget priced sealed counter. The case has a clear top that allows you to view the contents of the box. Measures 120x70x30mm.