Go Down

Topic: Max7219 and 8x8LED matrix - all LEDs are constantly on (Read 3 times) previous topic - next topic

CrossRoads

And the common anode version, haven't filled it out as much but one can get the idea
Designing & building electrical circuits for over 25 years. Check out the ATMega1284P based Bobuino and other '328P & '1284P creations & offerings at  www.crossroadsfencing.com/BobuinoRev17.
Arduino for Teens available at Amazon.com.

Aaron_dyer

Crossroads, I just built a single 8 x 8 on a protoboard and used your code in this forum...pretty cool...displays a checker board type matrix lit up that shifts back and fourth...nice..

CrossRoads

Thanks Aaron.

If you're seeing the checkerboard, then you are running old code.
I have posted, for you, the new code that works much better.  I suggest you find that.
Designing & building electrical circuits for over 25 years. Check out the ATMega1284P based Bobuino and other '328P & '1284P creations & offerings at  www.crossroadsfencing.com/BobuinoRev17.
Arduino for Teens available at Amazon.com.

Go Up