Rockwell Automation 2755 AtomScan Bar Code Reader User Manual
Page 49
5–4
Configuring Your Reader
Publication 2755-6.9
Defining Special Characters
To define any control character from the ASCII table, press the space
bar once. Then enter the control character by holding down the
control key and simultaneously pressing the desired character. For
example, to define a line feed, press the space bar and then
[Control]
and
[J]
simultaneously. The result is displayed as ^J on
the command line and as <LF> in the menu when the screen is
refreshed.
To define CR as a character, press the space bar, then
[Control]
. It
is displayed as ^M on the command line and as <CR> in the menu
when the screen is refreshed.
To define a space as a character, press the space bar twice. It is
displayed as a blank space in the menu when the screen is refreshed.
While it appears that nothing has been assigned, the hex value 20
will be sent during data transmission.
To select NUL as a character, press the space bar, then a
[0]
(zero).
It is displayed as <NUL> in the menu when the screen is refreshed.