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Printek 8000 User Manual

Page 60

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P R I N T E R C O N F I G U R A T I O N

54

Low

Possible Values:

Low*, High

This item selects the polarity of the busy signal (pin 11 of the RS-232C
interface). Busy is set whenever the printer is offline, the serial input buffer
is full, or another interface port is currently active (see “Automatic Port
Switching” earlier in this section).

Data Terminal Ready

DTR

Power On/Off

Possible Values:

Power On/Off*
Online/Offline
Busy/Not Busy

Selects the condition to be reflected by the DTR signal (pin 20 of the RS-
232C interface). In most cases, especially those involving a MODEM, this
signal should be set to indicate

Power On/Off

. Selecting

Online/Offline

will

reflect only the condition indicated and does not reflect a buffer full
condition.

Busy/Not Busy

will cause DTR to indicate both the online/offline

status and buffer full condition (see “Busy Polarity” above).

XON/XOFF Handshaking

XON/XOFF

Off

Possible Values:

Off*, On

Enables or disables the transmission of the XON and XOFF characters from
the printer to the host to control data flow to the printer. XOFF will be
sent whenever the printer goes offline or the serial buffer is full. XON will
be sent when is again ready to receive characters.

ETX/ACK Handshaking

ETX/ACK

Off