https://wiki.pibot.com/doku.php?id=pibot_cnc_laser_series:v496_pro:docs:xyyza-tb6600-expander-conf
xyyza-tb6600-expander-conf.yaml [PiBot Wiki]
expanderconfyamlpibotwiki
https://wiki.pibot.com/doku.php?id=pibot_cnc_laser_series:v496_pro:test_axis:start
List 9: Test xyzabc Axis Outputs [PiBot Wiki]
listtestaxisoutputspibot