Brother HL-2170W - Manual (Page 323)

CHAPTER 7 IBM PROPRINTER - 7
4. NOTATION USED IN THIS EMULATION DESCRIPTION
4.1.
Syntax
The following conventions are used in this description of the Proprinter XL software commands.
A letter, word or number in upright bold text is the literal character which and should be sent to the
printer as a character code.
A letter or word in italics is a variable and you must substitute the appropriate value or values when using
the command.
An ellipsis, ..., indicates that an element may be repeated any number of times.
4.2. Data Conventions
The bits that comprise a byte of data are numbered 1 to 8. Bit 1 is the least significant bit (LSB) and bit 8
is the most significant bit (MSB).