Hi guys, I’ve been using the ATMega 328p and MAX7219 combo on several projects with great satisfaction. However, my latest project has brought me to a full stop. Most of my setups are pretty simple: 1 ATMega 328p + 1 MAX7219 + a bunch of LEDs or 7 segments. I like designing my own PCBs so I tend t…

Standalone ATMega328 and MAX7219 chain - Clock issue?

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