Android app and RF remote controlled 3 digits common anode up and down counter

You will need SCORE3 module of the Scoreduino app to operate this device.

You can read about the Scoreduino app on this page.

This is 3 digits up and down counter based on Scoreduino. Scoreduino is an Arduino board especially designed for designing and operating up down counters and digital scoreboards. It can be operated with SCORE3 module of Scoreduino app and RF remote control.

When operated with the Scoreduino app, users can send specific numbers to the display. For example, if a user sends 468 from the app, the up down counter displays 468. There are two buttons to increase or decrease the count on the app.

You can also use the RF remote control to increase or decrease the count.

It is available in two sizes, 2.3″ and 3″. A 2.3″ up-down counter works with 9V and 3 inch counter works with 12V power supplies.

Applications:

• Events Counter
• Queueing system

What makes it special?

• It’s a low-cost 3 digits up and down counter that can be operated with Android phone(Scoreduino App) and RF remote control.
• The size of the seven-segment display makes it special. The display is large enough to be seen from 100 meters.

Schematic:

It is a combination of Scoreduino-A and 3 x single digit driver. You can build 3 digits up and down counter using these two devices.

Package includes:

• 1 x 3 digits up and down counter (either 2.3″ or 3″ whichever you purchase)

It works with 9V (2.3″) and 12V(3″).