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56F805EVM Hardware User’s Manual
MOTOROLA
Notation Conventions
This document uses the following conventions:
Definitions, Acronyms, and Abbreviations
Definitions, acronyms and abbreviations for terms used in this document are defined
below for reference.
Term or Value
Symbol
Examples
Exceptions
Active High Signals
(Logic One)
No special symbol
attached to the
signal name
A0
CLKO
Active Low Signals
(Logic Zero)
Noted with an
overbar in text and
in most figures
WE
OE
In schematic drawings,
Active Low Signals
may be noted by a
backslash: /WE
Hexadecimal
Values
Begin with a “$”
symbol
$0FF0
$80
Decimal Values
No special symbol
attached to the
number
10
34
Binary Values
Begin with the letter
“b” attached to the
number
b1010
b0011
Numbers
Considered positive
unless specifically
noted as a negative
value
5
-10
Voltage is often shown
as positive: +3.3V
Bold
Reference sources,
paths, emphasis
...see:
http://www.motorola.com
A/D
Analog-to-Digital
CAN
Controller Area Network, a serial communications peripheral and
method
CiA
CAN in Automation, an international CAN user’s group that coordinates
standards for CAN communications protocols
D/A
Digital-to-Analog
DSP
Digital Signal Processor or Digital Signal Processing
EVM
Evaluation Module
GPIO
General Purpose Input and Output Port
IC
Integrated Circuit
JTAG
Joint Test Action Group, a bus protocol/interface used for test and debug
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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