5525B/31/32 Line Matrix Printer LinePrinter Plus Programmer's Reference

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Chapter 4 Configuring the Epson FX-1050 Emulation with Control Codes
Master Print Select
ASCII Code ESC !
n
Hex Code 1B 21
n
Dec Code 27 33
n
Purpose Selects or changes print attributes in a single command.
where
n
= an 8-bit number with the bits set to specify print attributes, as
shown in Table 29.
DiscussionEmphasized is substituted for double strike. Graphics and grey
scale characters are not underlined. Proportional spacing
overrides condensed or 12 cpi printing if both are selected.
Paper Out Detection, Enable
ASCII Code ESC 9
Hex Code 1B 39
Dec Code 27 57
Purpose Asserts a paper out condition immediately when the end of the
paper supply is sensed.
Discussion The printer decodes and ignores this command.
Table 29. Master Print Select Bit Values
Bit No. Bit = 0 Bit = 1
0 10 cpi
12 cpi
1 Monospaced
Proportional
2 Normal Condensed
3 Normal Emphasized
4 Normal
Double Strike
5 Normal Double Wide
6 Normal Italic
7 Normal Underlined