Acronyms And Abbreviations - Motorola MPC8260 PowerQUICC II User Manual

Motorola processor users manual
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Acronyms and Abbreviations

Table i contains acronyms and abbreviations used in this document. Note that the meanings
for some acronyms (such as SDR1 and DSISR) are historical, and the words for which an
acronym stands may not be intuitively obvious.
Term
A/D
Analog-to-digital
ALU
Arithmetic logic unit
ATM
Asynchronous transfer mode
BD
Buffer descriptor
BIST
Built-in self test
BPU
Branch processing unit
BRI
Basic rate interface.
BUID
Bus unit ID
CAM
Content-addressable memory
CEPT
Conference des administrations Europeanes des Postes et Telecommunications (European
Conference of Postal and Telecommunications Administrations).
CMX
CPM multiplexing logic
CPM
Communication processor module
CR
Condition register
CRC
Cyclic redundancy check
CTR
Count register
DABR
Data address breakpoint register
DAR
Data address register
DEC
Decrementer register
DMA
Direct memory access
DPLL
Digital phase-locked loop
DRAM
Dynamic random access memory
DSISR
Register used for determining the source of a DSI exception
DTLB
Data translation lookaside buffer
EA
Effective address
EEST
Enhanced Ethernet serial transceiver
EPROM
Erasable programmable read-only memory
FPR
Floating-point register
FPSCR
Floating-point status and control register
MOTOROLA
Table i. Acronyms and Abbreviated Terms
About This Book
Meaning
lxi

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