Recently, we published an entry-level Arduino project ... compact common-cathode module containing four 7-segment LED numeric displays. Each segment in the display module is multiplexed, meaning it ...

This is a simple 0 to 9 counter circuit constructed using Arduino! Here, a common cathode 7-segment LED display ... 7 and 8 should go to Display pins 7, 6, 4, 2, 1, 9 and 10 in correct order. In case ...

A while back, [limpfish] bought a few four-digit seven-segment displays from a seller on eBay. A month or two later, thirty displays ended up in [limpfish]’s mailbox. Instead of using the one or ...