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Intermec Fingerprint v7.61 Programmers Reference Manual Ed. 7184
Chapter 2 Program Instructions
ON/OFF LINE
Field of Application
Statement controlling the SELECT signal on the "centronics:"
communication channel.
Syntax ON | OFF
LINE<nexp>
<nexp> speci es the communication channel:
4 = "centronics:"
6 = "usb1:"
Remarks
Pin 13 in the Centronics/IEEE 1284 interface connector contains the
SELECT signal:
ON LINE 4 sets the SELECT signal high.
OFF LINE 4 sets the SELECT signal low.
If no ON/OFF LINE statement is issued, the SELECT signal will be high,
that is the Centronics channel will be ON LINE.
ON LINE/OFF LINE for the serial channel "usb1:" is implemented according
to USB Device Class for Printing Devices v1.09, January 2000.
Example
In this example, the "centronics:" communication channel is disabled,
while a new setup is performed on the printer by means of a setup
le, and then enabled:
10 OFF LINE 4
20 SETUP "New Setup.SYS"
30 ON LINE 4
. . . . .
. . . . .
. . . . .
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