Specifying printer commands for landscape printing

To print documents in the landscape orientation on a printer that can print PCL data, specify these printer commands in the Document header field:
<ESC>E<ESC>&l2A<ESC>&l1O<ESC>&l8D<ESC>&l1E<ESC>&l66F<ESC>(s12H
<ESC>E
Reset the printer.
<ESC>&l2A
Set paper size to letter (the “l” is a lowercase L).
<ESC>&l1O
Set orientation to landscape (the “O” is a capital letter O).
<ESC>&l8D
Set lines per inch to 8.
<ESC>&l1E
Set top margin to 1 line.
<ESC>&l66F
Set number of print lines to 66.
<ESC>(s12H
Set font pitch to 12 characters per inch.