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.Last updated: 1995年02月15日
Supervisory Control and Data Acquisition
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(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.
Last updated: 1997年02月11日
Nearby terms:
Super Video Graphics Array ♦ supervisor mode ♦ Supervisory Control and Data Acquisition
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