One Char Enquiry; Framing Errors - Printronix P7000 User Manual

One Char Enquiry

The One Char Enquiry mode uses the Poll Character to detect a
request from the host and sends a response back to the host. This
option also allows you to turn on and off this feature.
Table 5. One Char Enquiry Response Characters
Printer State
Online and Buffer Not Full
Online and Buffer Full
Offline and Buffer Not Full
Offline and Buffer Full
The Poll Character is removed from the data stream. If the Data
Protocol is set to ETX/ACK, ACK/NAK, or Series 1, One Char
Enquiry is automatically disabled.

Framing Errors

Possible errors that can occur when the printer's serial interface
settings do not match those of the host computer.
•
Enable (default). If a framing error occurs, a fault message will
display on the control panel.
•
Disable. If a framing error occurs, a fault message will not
display on the control panel.
Serial Submenu
Response (hex)
22
23
20
21
105