Notation Conventions; Definitions, Acronyms, And Abbreviations - Motorola 56F827 Hardware User Manual

Notation Conventions

This manual uses the following notational conventions:
Term or Value
Active High Signals No special symbol
(Logic One) attached to the
signal name
Active Low Signals Noted with an
(Logic Zero) overbar in text and
in most figures
Hexadecimal Begin with a "$"
Values symbol
Decimal Values No special symbol
attached to the
number
Binary Values Begin with the letter
"b" attached to the
number
Numbers Considered positive
unless specifically
noted as a negative
value
Blue Text Linkable on-line
Bold Reference sources,
paths, emphasis

Definitions, Acronyms, and Abbreviations

Definitions, acronyms and abbreviations for terms used in this document are defined
below for reference.
Codec
COder/DECoder; a part used to convert analog signals to digital (Coder)
and digital signals to analog (Decoder)
EEPROM
Electrically Erasable Programmable Read Only Memory
EVM
Evaluation Module; a hardware platform which allows a customer to
evaluate the silicon and develop their application
GPIO
General Purpose Input and Output Port; does not share pin functionality
with any other peripheral on the chip and can only be set as an input,
output or level-sensitive interrupt input
IC
Integrated Circuit
viii
Freescale Semiconductor, Inc.
Symbol
http://www.motorola.com/
56F827 Evaluation Module Hardware User's Manual
For More Information On This Product,
Go to: www.freescale.com
Examples
A0
CLKO
WE In schematic drawings,
OE Active Low Signals may be
noted by a backslash:
/WE
$0FF0
$80
10
34
b1010
b0011
5 Voltage is often shown as
-10 positive: +3.3V
...refer to
Figure 1-1
...see:
...
Exceptions
MOTOROLA