(1) Acronym for
Automatic Repeat reQuest.
A function of a
modem that enables it to detect flawed
data and request that it be retransmitted.
(2) Short for advanced RISC computing,
a reduced instruction set computer (RISC) based
computer architecture standard, associated with the ACE consortium. The Advanced
RISC Computing Specification (ARC Spec) defines the
architecture for an industry standard computing platform based on the
MIPS family of microprocessors.