3 ieee 488.2 interface function subsets – B&K Precision 4079 - Manual User Manual
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commands are executed. All other GPIB commandsִ setting and operationalִ prompt and error since those commands are under
front-panel (local) control.
NOTE
The waveform generator can be in either Local State (LOCS) or Remote State (REMS) when the it receives the Local
Lockout (LLO) interface message. If in LOCS and REN is asserted, the waveform generator enters the Local With Lockout
State (LWLS) or, if in REMS, it enters the Remote With Lockout State (RWLS) when it receives LLO. The controller
controls the LWLS and RWLS state transitions.
Local Without Lockout State (LWLS)
When the waveform generator is in a local without lockout state (LWLS), it operates the same as it does in LOCS. However,
in LWLS rtl does not inhibit a transition to remote state.
Remote State (REMS)
When the waveform generator is in a remote state (REMS), you control its operations from the controller. All settings update
when GPIB are executed.
Remote With Lockout State (RWLS)
When in a remote with lockout state (RWLS), the waveform generator operates much the same as it does in LOCS. However,
when in RWLS the waveform generator ignores the rtl message, locking out any changes made from the front panel.
4.17.3 IEEE 488.2 Interface Function Subsets
IEEE Standard 488.2 identifies the interface function repertoire of a device on the bus in terms of interface function subsets.
These subsets are defined in the standard. Table C-1 lists the subsets that apply to the waveform generator.
NOTE
For more information, refer to IEEE Standard 488.2. The standard is published by the Institute of Electrical and Electronics
Engineers, Inc., 345 East 47 Street, New York, New York 10017.
Table C-1: Interface Function Subsets
FUNCTION
SUBSET
CAPABILITY
Source Handshake
SH1
Complete capability
Acceptor Handshake
AH1
Complete capability
Basic Talker
T6
Responds to Serial Poll, Untalk if
My Listen Address (MLA) is received