6 local lockout, 7 device clear, 8 selected device clear – Measurement Computing Extender 488HS Rev.2.0 User Manual
Page 26: 9 serial poll disable, 10 serial poll enable, 11 group execute trigger, 12 take control
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Section 3
IEEE 488 Primer
3.8
3.7.6 Local Lockout (LLO)
Issuing the LLO command prevents manual control of the instrument's
functions. ($11)
3.7.7 Device Clear (DCL)
This command causes all bus devices to be initialized to a
pre-defined or power up state. ($14)
3.7.8 Selected Device Clear (SDC)
This causes a single device to be initialized to a pre-defined or power up
state. ($04)
3.7.9 Serial Poll Disable (SPD)
The SPD command disables all devices from sending their Serial Poll
status byte. ($19)
3.7.10 Serial Poll Enable (SPE
)
A device which is Addressed to Talk will output its Serial Poll status
byte after SPE is sent and ATN is unasserted. ($18)
3.7.11 Group Execute Trigger (GET)
This command usually signals a group of devices to begin executing a
triggered action. This allows actions of different devices to begin
simultaneously. ($08)
3.7.12 Take Control (TCT)
This command passes bus control responsibilities from the current
Controller to another device which has the ability to control. ($09)