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by barberp
Tue Jun 13, 2017 9:31 am
Forum: Display
Topic: MAX7219 8 Digit Seven Segment Display Module (HCMODU0082)
Replies: 16
Views: 19278

Re: MAX7219 8 Digit Seven Segment Display Module (HCMODU0082

I have used 9 of these succesfully with the library and an Uno, the following may help if anyone is considering this to avoid spurious characters and inconsistencies which cause me a few headaches; Do not daisy chain the Vcc and earth lines futher than 2 modules - supply power to both sides of each ...