I am well aware, that I'd need a multiplexer for that, but still - is it capable to do it with a single ATmega328? Will I have to multiplex the multiplexers? I'd be using small, like 12mm high displays. I'd like to show on a single board: -Date (8 displays) -Time (6 displays) -Temperature (5 di…

Driving 26 7-seg LED displays with ATmega328

Wawa September 13, 2017, 9:32pm 5

8-digit 7-segment displays, including multiplexer, are <$2 on ebay.
Search for "MAX7219 8-Digit".
Multiple modules can be daisy-chained.
Leo..

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