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Notation Conventions
This document uses the following conventions:
Term or Value
Active High Signals
(Logic One)
Active Low Signals
(Logic Zero)
Hexadecimal Values
Decimal Values
Binary Values
Numbers
Bold
Definitions, Acronyms, and Abbreviations
Definitions, acronyms and abbreviations for terms used in this document are defined
below for reference.
A/D
Analog to Digital
CAN
Controller Area Network. Serial communications peripheral and method.
CiA
CAN in Automation. An international CAN user's group that coordinates
standards for CAN communications protocols.
DSP
Digital Signal Processor or Digital Signal Processing
EVM
Evaluation Module
GPIO
General Purpose Input and Output Port on Motorola's Family of DSPs
IC
Integrated Circuit
JTAG
Joint Test Action Group. A bus protocol/interface used for test and
debug.
LQFP
Low profile Quad Flat Pack
viii
Symbol
No special symbol
attached to the signal
name
Noted with an
overbar in text and in
most figures
Begin with a "$" sym-
bol
No special symbol
attached to the
number
Begin with the letter
"b" attached to the
number
Considered positive
unless specifically
noted as a negative
value
Reference sources,
paths, emphasis
DSP56F803EVM Hardware User's Manual
Examples
A0
CLKO
WE
In schematic drawings, Active
OE
Low Signals may be noted by a
backslash: /WE
$0FF0
$80
10
34
b1010
b0011
5
Voltage is often shown as posi-
-10
tive: +3.3V
...see:
http://www.mot.c
...
om/SPS/DSP
Exceptions
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