MPC8540 datasheet(90/1302 Pages) FREESCALE

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MPC8540 PowerQUICC III Integrated Host Processor Reference Manual, Rev. 1

Freescale Semiconductor

JTAG

Joint Test Action Group

LAE

Local access error

LAW

Local access window

LBC

Local bus controller

LIFO

Last-in-first-out

LRU

Least recently used

LSB

Least-significant byte

lsb

Least-significant bit

LSU

Load/store unit

MAC

Multiply accumulate, media access control

MDI

Medium-dependent interface

MESI

Modified/exclusive/shared/invalid—cache coherency protocol

MII

Media independent interface

MMU

Memory management unit

MSB

Most-significant byte

msb

Most-significant bit

NMSI

Nonmultiplexed serial interface

No-op

No operation

OCeaN

On-chip network

OSI

Open systems interconnection

PCI

Peripheral component interconnect

PCI/X

Abbreviation used to describe operation for both the PCI and PCI-X bus functionality

PCI-X

PCI extended

PCMCIA

Personal Computer Memory Card International Association

PCS

Physical coding sublayer

PIC

Programmable interrupt controller

PMA

Physical medium attachment

PMD

Physical medium dependent

POR

Power-on reset

PRI

Primary rate interface

RGMII

Reduced gigabit media independent interface

RISC

Reduced instruction set computing

Table 1. Acronyms and Abbreviated Terms (continued)

Term

Meaning

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