Here is the twenty foot long process on the main RCX for the printer. https://www.dropbox.com/s/ejpgar7sg9cw02c/BlockMainRCX.jpg?dl=0
I wanted to use sub routines and loop the process so the program could look
elegant but never got it to work. Here each color has it's own put and return.
I am back on the Lego wagon, making another painting machine. Looking forward to creating the best practices program with your advising. (8 years ago, 9-Jan-17, to lugnet.robotics.rcx)