Serial Submenu
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 | Response (hex) |
|
|
Online and Buffer Not Full | 22 |
|
|
Online and Buffer Full | 23 |
|
|
Offline and Buffer Not Full | 20 |
|
|
Offline and Buffer Full | 21 |
|
|
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.
105
