supervisor mode
(Or "supervisor state") An execution mode on some processors which enables
execution of all instructions, including privileged instructions. It may also
give access to different a address space, to memory management hardware and to
other peripherals. This is the mode in which the operating system usually runs.
Opposite: user mode.
(1995-02-15)
Nearby terms:
Super Video Graphics Adapter « Super Video Graphics
Adaptor « Super Video Graphics Array « supervisor
mode » Supervisory Control and Data Acquisition
» SuperZap » Supplementary Ideographic Plane
Supervisory Control and Data Acquisition
<application> (SCADA) Systems are used in industry to monitor and control
plant status and provide logging facilities. SCADA systems are highly
configurable, and usually interface to the plant via PLCs.
(1997-02-11)
Nearby terms:
Super Video Graphics Adaptor « Super Video Graphics
Array « supervisor mode « Supervisory Control and
Data Acquisition » SuperZap » Supplementary
Ideographic Plane » support
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