Quote Originally Posted by CuriousOne View Post
Thanks!
Nice to see anyone doing new PBP code in 2021.
What are the advantages over the MAX7219 modules?
Probably no functional advantages, but the 4-digit 7-segment TM1637 displays are dirt cheap. I have found them for about $1 on ebay from China. I used them in a small engine RPM indictor, and they worked great.