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PowerStack™ RISC PC (System Board)
A PowerPC-based computer board platform developed by the
Motorola Computer Group. It supports Microsoft's Windows NT
and IBM's AIX operating systems.
See PowerPC Reference Platform (PRP).
PRP
See PowerPC Reference Platform (PRP).
PRP-compliant
See PowerPC Reference Platform (PRP).
PRP Spec
Programmable Read-Only Memory
PROM
Personal System/2 (IBM)
PS/2
Quad Flat Package
QFP
Random-Access Memory. The temporary memory that a
RAM
computer uses to hold the instructions and data currently being
worked with. All data in RAM is lost when the computer is turned
off.
Row Address Strobe. A clock signal used in dynamic RAMs to
RAS
control the input of the row addresses.
Reduced-Instruction-Set Computer (RISC)
A computer in which the processor's instruction set is limited to
constant-length instructions that can usually be executed in a
single clock cycle.
Radio Frequency Interference
RFI
The three separate color signals: Red, Green, and Blue. Used with
RGB
color displays, an interface that uses these three color signals as
opposed to an interface used with a monochrome display that
requires only a single signal. Both digital and analog RGB
interfaces exist.
See Reduced Instruction Set Computer (RISC).
RISC
Read-Only Memory
ROM
Real-Time Clock
RTC
Single Board Computer
SBC
Small Computer Systems Interface. An industry-standard high-
SCSI
speed interface primarily used for secondary storage. SCSI-1
provides up to 5 Mbps data transfer.
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