Printronix L5520 - Manual (Page 224)

Appendix C Host I/O Interfaces
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RS-422 Serial Interface Configuration
The printer is configured for the RS-422 serial interface via the
Serial Interface menu, as described on page 66. The following
interface configuration parameters may be modified to meet
specific application requirements:
NOTE: Only the factory default settings are shown above. See
Chapter 3 for additional options.
Centronics Parallel Interface
This interface enables the printer to operate with controllers
designed for buffered Centronics printers. The interface is capable
of transferring up to 200,000 characters per second. The maximum
cable length from the controller (host computer) to the printer is 15
feet.
Host Protocol XON/XOFF
Baud Rate 9600
Word Length 7 to 8 data bits
Stop Bits 1 Bit
Parity None
Data Term Ready True
RTS Function Online & BNF
Buffer Size In K 64
Poll Character 0
Poll Response 0 MS.
Idle Response Disable
One Char Enquiry Disable