Tektronix TLA 720, Service Manual

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TLA 720 Benchtop Chassis and TLA 7XM Expansion Chassis Service Manual
2–25
Command Groups
This section lists mainframe commands by functional groups. A question symbol
surrounded by brackets [?] identifies commands that also have a query form.
Status Commands
Commands in the STATus subsystem, along with several IEEE 488.2 Common
Commands, control the status and event reporting system.
Table 2–8: Status commands
Header Description
:BLOWer?
Returns the contents of the Blower Event register.
:CONDition?
Returns the contents of the Blower Condition register.
:CURRent? Returns the contents of the Current Event register.
:CMAXimum? Returns the maximum current level since power on.
:CONDition? Returns the contents of the Current Condition register.
:LEVel? Returns current level.
:LIMit
[?]
Sets or queries the maximum current usage allowed
before generating an alarm.
:MAXimum? Returns the maximum current level since the last factory
maintenance.
:ENABle[?]
Sets or queries the contents of the Blower Enable
register.
:SPEed?
Returns the fan speed in revolutions per minute.
:CONDition?
Returns the contents of the Questionable Condition
register.
:ENABle[?]
Sets or queries the contents of the Questionable Status
Enable register.
:CMAXimum? Returns the maximum power used since power up.
:CONDition? Returns the contents of the power condition register.
:ENABle
[?]
Sets or queries the contents of the power enable
register.
:LEVel? Returns the wattage used by the mainframe.
:LIMit
[?]
Set or query the maximum amount of power allowed
before generating an alarm.