User Portlet User Portlet

Discussions
Update: I’ve managed to get BinaryWrite to work (from Arnoud’s instructions http://community.wolfram.com/groups/-/m/t/157473) via some buttons like this: stream = OpenWrite["/sys/class/gpio/gpio18/value", BinaryFormat -> True] ...
Thanks again for your efforts here BoB. Managed to get my class of first time users of Raspberry Pi and who had never coded anything before to build an RC type vehicle out of lego (precision blocks with great range of gearing and steering systems)...
Hi Kyle I have found the esc q 'symbol' esc approach to be quite seamless especially as there are already quite a large number shortcut inputs that follow that pattern that I already use. At least this way keeps all the unit symbols (eg m, l, s, g,...