I've tried the AnimateText.ino and the example in README.md and they both do the same thing - the entire text scrolls on each matrix, rather than scrolling across 4 matrices.
So I end up with Demo...Demo...Demo...Demo
rather than D...e...m...o
Any ideas?
Using NodeMCU v1.0 (Amica and Doit.am) and a Wifi-Witty, Arduino 1.6.6 and 1.6.7