Brother HL-1050 Technical Reference Manual page 266

feature alphabetical letters
information (ASCII 65-90 or 97-
122), numbers (ASCII
48-57)
* separated from others
by spaces
returned alphabetical letters
option (ASCII 65-90 or 97-
122), numbers (ASCII
48-57)
attribute alphabetical letters
(ASCII 65-90 or 97-
122), numbers (ASCII
48-57)
Type of the following information:
ENUMERATED
RANGE
READONLY
etc.
An option of the item, such as PCL of the item of
LANGUAGES
Further information for a returned option. For
example, a PC attribute following an INTRAY2
returned option indicates INTRAY2 means LC
(optional tray2)
CHAPTER 5 PJL - 63
2010/08/02