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SFRA45 communications manual
The instrument maintains an error status byte consistent
with the requirements of the IEEE488.2 protocol (called
the standard event status register) that can be read by the
mandatory command *ESR? (see section 5.1).
The instrument also maintains a status byte consistent
with the requirements of the IEEE488.2 protocol, that can
be read by the mandatory command *STB? (see section
5.2).
The keyboard is disabled when the instrument is set to
“remote”. Press HOME to return to “local” operation.
RS232 data format is: start bit, 8 data bits (no parity), 1
stop bit. Flow control is RTS/CTS (see section 5.2), baud
rate is selectable via the REMOTE menu.
A summary of the available commands is given in the
Appendix. Details of each command are given in the
communication command section of the manual.
Commands are executed in sequence except for two
special characters that are immediately obeyed:
Control T (20) – reset interface (device clear)
Control U (21) – warm restart
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