1284CT switch frm passtrough to gpib

[Juergen Wagner]

for example:
when i use any texteditor
what kind of string i've to create, that
the following text will be send as an
instruction to the gpib-bus and not to the printer port, and what string
must follows, that the 1284ct will switch back to pass trough mode ?
(please answer to my eMail-adress)
nnnn