See this: https://en.scratch-wiki.info/wiki/User:Kenny2scratch/Project_Guides/Text_With_Pen for how to use, escape codes, and how to make fonts!
See variable "z" for supported characters. Cases don't matter. --UPDATE LOG-- (# means huge update, ! means important update, = means minor update) ! 12/14/2016: Removed turbo text because the system doesn't allow it; added font size!. #! 1/7/2017: Added fonts#, re-implemented turbo text!. ! 1/12/2017: Length of command numbers (e.g. x3 or y45) now has no limit!, but variable count increased; Added all remaining keyboard characters, plus a few special ones. Changed N shape in default font=. ! 1/19/2017: Changed defaultFont list from global to local, since it wasn't being stored in the backpack. ! 24/2/2017: !Added escape to change text color ! 15/4/2017: !Added bold text! Now use *bold* to make bold text.