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Basic Principles of Serial Data Transmission
2.7 Parameterization Data
X27 (RS 422/485) interface
You will find a description of the parameters for the X27 (RS 422/485) interface in the table
below.
Table 2- 13
X27 (RS 422/485) interface (ASCII driver)
Parameter
Receive line initial state
Page layout
The table below contains a description of the parameters for the page layout.
Table 2- 14
Page layout (printer driver)
Parameter
Left margin (number of
characters)
Lines per page (with header
and footer)
74
Description
R(A)5V/R(B)0V: This initial
state supports BREAK
detection; it cannot be
deactivated.
R(A)0V/R(B)5V: This initial
state does not support break
detection.
Description
Number of spaces to
precede each line in the
body of the text, header or
footer. It is up to you to
ensure that a line is not too
long for the printer.
Number of lines to be printed
on each page. The number
of lines printed is calculated
on the basis of the
separators output. In other
words, all headers and
footers must be counted.
Range of values
R(A) 5V / R(B) 0V
R(A) 0V / R(B) 5V
Range of values
0 to 255
1 to 255
0 (continuous printing)
PtP coupling and configuration of CP 340
Default value
R(A) 5V/R(B) 0V
Default value
3
50
Manual, 04/2011, A5E00369892-03
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