With chips in hand, [limpfish] designed a small breakout board for the MAX7219 and two common anode 4×7 segment displays. These displays can be daisy chained, and connecting them all together ...

With chips in hand, [limpfish] designed a small breakout board for the MAX7219 and two common anode 4×7 segment displays. These displays can be daisy chained, and connecting them all together ...

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 ...