Glossary
Glossary-14
SIMATIC Rack PC IL 40 SManual
A5E00200171-01
PC
Personal computer
PC Card
Trademark of the Personal Computer Memory Card International Association
(PCMCIA). Designation for auxiliary cards that conform with PCMCIA
specifications. The PC Card that has roughly the size of a credit card can be
plugged into a PCMCIA slot. Version 1 specifies cards of Type I with a thickness of
3.3 millimeters, which is conceived mainly for use as external memory. Version 2 of
the PCMCIA specification also defines a card Type II with thickness of 5 mm and a
card of the Type III with a thickness of 10.5 mm. Type II cards can realize devices
such as modems, fax and network interface cards. Type III cards are equipped
with devices that require more space, for example wireless communication
modules or rotary storage media (hard disk drives, for example).
PCI
Peripheral Component Interconnect (high-speed I/O expansion bus)
PCMCIA
(Personal Computer Memory Card International Association). Association of about
450 computer companies with the aim of setting worldwide standards for
miniaturizing PC expansion cards and making their use more flexible, offering the
market a basis for development. Cooperates with JEIDA. See Cardbus interface.
PG
Compact programming device especially for industrial applications. The PG is fully
equipped for programming SIMATIC PLCs.
Pixel
Pix Element (picture point). The pixel represents the smallest element that can be
reproduced on-screen or on a printer.
PIC
SIMATIC S5 programmable logic controller
Plug and Play
Generally, a reference to the ability of a computer to automatically configure the
system for communication with peripheral devices (for example monitors, modems
or printers). The user can plug in a peripheral and ”play” it at once without
manually configuring the system. The Plug and Play PC requires both a BIOS that
supports Plug and Play and a corresponding expansion card.
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