search

Qrome / marquee-scroller

Marquee Scroller Clock News Weather and More
https://www.thingiverse.com/thing:2867294
MIT License
332 stars 160 forks source link

LED Panels displaying incorrectly #84

Closed cknieriem closed 5 years ago

cknieriem commented 5 years ago

I purchased what I thought were 2 batches with the same SKU LED panels from Banggood. One set works fine but the other batch initially displays "hello" backwards and misformed. The items are

Geekcreit® MAX7219 Dot Matrix Module 4-in-1 Display For Arduino

Any ideas. Maybe a different driver?

sorriso93 commented 5 years ago

I had the same problem. Try to modify setrotation for the panel inverted. For example I have a mixed configuration: first three panels with rotation 1 and 1 panel with rotation 3...

Qrome commented 5 years ago

There are other brands than the one linked to in the readme file, however they work. Some are assembled differently with different orientations. You can adjust the orientation easy in the new 2.7 release branch.

https://github.com/Qrome/marquee-scroller/tree/2.7

Look for ledRotation in the Settings.h

cknieriem commented 5 years ago

Thank you. Rotation back to zero fixed the problem with this batch of panels.

Qrome commented 5 years ago

Very cool.

Qrome commented 5 years ago

The latest version release allows you to change orientation in the Settings.h file. Thanks. guys.