Datamax S-Class ST-3210 - Manual (Page 18)

8 ST/SV-3210 and ST/SV-3306
3.1 Interfacing the Printer
Interfacing the printer to the host computer can be made through either a
parallel or a serial cable (see Appendix C for cable requirements).
Communication port selection is automatic: the first port to receive data
is set ‘active’ by the printer. To change an active port, cycle the power
‘Off’ and ‘On’ or perform a Warm Reset (see Section 3.6.1).
Parallel Interface Port:
The parallel interface supports Centronics

parallel communications.
Serial Interface Port:
The serial interface supports either RS-232 or RS-422 communications.
The following menu-selectable serial port settings must be configured to
match those of the host computer; see Section 4.3.
•
Baud Rate
•
Word Length (including Parity, which defaults to either of the
following):
8-bit word with no parity
7-bit word with even parity
þ Note: If unable to establish communications, see Section 5 for help.