Tektronix 071-0590-00 user manual Lrn?, Opc?

Remote Commands

*lrn?

Learn (Query). Returns a character string listing the instrument's current setup, except for:

qinformation on the remote ports,

qcalibration values,

qstored frequencies, or

qstored words

The returned string will consist of a series of commands (headers plus parameters). These commands may be stored by the controller and used to restore the instrument to the same setup at a later time.

Min. Abbr.	*lrn
Example:	lrn?	(command)
	AUDIO_RATE 4	(response) ....
	AUDIO_VOL 0
	AUTO_SEARCH AUTO
	BYTE_LENGTH 8,0
	....
	WIN_SEC_LEN "00:00:1"
	WORD_ORDER MSB

*opc

Operation Complete. This command will cause the OPC bit in the Standard Event Status Register to be set to one. If the OPC bit is enabled, this will result in an SRQ. Thus, the *opc command can be issued after a group of setup commands to determine when all of the setup commands have been executed.

Min. Abbr. *opc

Example*opc

*opc?

Operation Complete (Query). This query command will cause the instrument to return the ASCII character for "1" when all previous commands and queries have been completed. Thus the *opc? command may be used to determine when the instrument has completed a group of commands.

Min. Abbr.	*opc?
Example	*opc?	(command)
	1	(response) <NR1 Numeric>

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