Command Groups
Miscellaneou
s Command Group
Miscellaneous commands do not fit into other categories. Several commands and
queries are common to all 488.2–1987 devices on the GPIB bus. The 488.2–1987
standard defi
nes these commands. The common commands begin with an asterisk
(*) character.
Command
Description
APPlication:ACTivate Launches the available optional software
applications
AUTOSet
Runs autoset
AUTOSet:STOP Stops autoset
AUTOSet:TYPE Sets or returns the autoset mode (Edge,
Period, NRZ Eye, R Z Eye, or TDR)
AUTOSet:UNDO
Undoes autoset
DATE
Sets or returns the date (yyyy-mm-dd)
FACtory Sets instrument to factory defaults
FILESystem:READFile? Outputs the specified file to the GPIB port
with maximum file size of 10 Mb
HEADer
Sets or returns the Response Header Enable
State
*IDN? Returns identification string
LOCk Sets or returns the front panel lock state
*LRN?
Returns "complete" instrument settings
*PSC Sets the power-on clear flag. When false,
registers r etain their status when power is
restored; when true, registers will be cleared
when power is restored
SET?
Tek Learn Mode
SYNC:TIMEOUT Sets or returns the default synchronization
timeout for commands that rely upon data
production from the instrument
TIMe
Sets or returns the time displayed by the
instrument
UNLock
Unlocks the front panel
Returns the front panel lock state
VERBose
Sets or returns the response header
abbreviation control command
Phase Reference Command G roup
You use the commands in the Phase Reference Command Group to switch to the
Phase Correction timebase. This timebase supports ultra-low trigger jitter (typical
is £ 200 fsec RMS), improving the fidelity of acquired signals.
DSA/CSA/TDS8X00/B Series Programmer Manual 2-31