Freescale Semiconductor PowerQUICC MPC885 Reference Manual page 95

Part I
Overview
Intended Audience
This part is intended for anyone who requires a high-level understanding of the MPC885 family of
PowerQUICC™ devices.
Contents
This part provides an overview of the features and functions of the MPC885. It includes the following
chapters:
• Chapter 1, "MPC885 Overview,"
features. It roughly follows the structure of this book, summarizing the relevant features and
providing references for the reader who needs additional information.
• Chapter 2, "Memory Map,"
memory. It includes cross references that indicate where each register is described in detail.
Conventions
This part uses the following notational conventions:
mnemonics Instruction mnemonics are shown in lowercase bold.
italics Italics indicate variable command parameters, for example, bcctrx.
Book titles in text are set in italics.
0x0 Prefix to denote hexadecimal number
0b0 Prefix to denote binary number
rA, rB Instruction syntax used to identify a source GPR
rD Instruction syntax used to identify a destination GPR
REG[FIELD] Abbreviations or acronyms for registers or buffer descriptors are shown in
uppercase text. Specific bits, fields, or numerical ranges appear in brackets. For
example, MSR[LE] refers to the little-endian mode enable bit in the machine state
register.
x In certain contexts, such as in a signal encoding or a bit field, indicates a don't
care.
n Indicates an undefined numerical value
Freescale Semiconductor
provides a high-level description of MPC885 functions and
presents a table showing where MPC885 registers are mapped in
MPC885 PowerQUICC Family Reference Manual, Rev. 2
I-1