Fluke 5520A Operator's Manual page 247

Example:
SP_SET 9600,TERM,XON,DBIT8,SBIT1,PNONE,CRLF
Set the parameters for the rear panel SERIAL 1 FROM HOST serial port to the factory
default values.
x
SP_SET?
IEEE-488
(Host Serial Port Set query) Returns the RS-232-C settings for the Calibrator rear panel
SERIAL 1 FROM HOST serial port. (To return the parameters for the rear panel
SERIAL 2 TO UUT serial port, see the UUT_SET? command.) The factory default
values are shown below in bold type. (To return to the factory defaults, see the FORMAT
SETUP command.)
Responses: <baud rate value>,
<interface>,
<flow control>,
<number data bits>,
<number stop bits>, SBIT1 (1 bit) or SBIT2 (2 bits)
Example: SP_SET? returns 9600,TERM,XON,DBIT8,SBIT1,PNONE,CRLF
Returns the parameters for the rear panel SERIAL 1 FROM HOST serial port, as shown,
when set to the factory default values.
x x
RS-232 Sequential
300, 600, 1200, 2400, 4800, 9600
TERM (terminal), COMP (computer)
XON (xon/xoff), NOSTALL (none), RTS (rts/cts)
DBIT7 (7 bits) or DBIT8 (8 bits)
<parity>, PNONE (none), PODD (odd),PEVEN (even)
<end of line char.>
x
Overlapped
CR (carriage return), LF (line feed),
CRLF (carriage return/line feed)
Remote Commands
Commands
x
Coupled
6
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