Altera Cyclone II DSP Development Board - Manual (Page 6)

vi Reference Manual Altera Corporation
Cyclone II DSP Development Board August 2006
Typographic Conventions
Typographic
Conventions This document uses the typographic conventions shown below.
Visual Cue Meaning
Bold Type with Initial
Capital Letters Command names, dialog box titles, checkbox options, and dialog box options are
shown in bold, initial capital letters.
Example: Save As dialog box.
bold type External timing parameters, directory names, project names, disk drive names,
filenames, filename extensions, and software utility names are shown in bold type.
Examples: f
MAX
, \qdesigns directory, d: drive, chiptrip.gdf file.
Italic Type with Initial
Capital Letters Document titles are shown in italic type with initial capital letters.
Example: AN 75: High-Speed Board Design.
Italic type Internal timing parameters and variables are shown in italic type.
Examples: t
PIA
, n + 1.
Variable names are enclosed in angle brackets (< >) and shown in italic type. Example:
<file name>, <project name>.pof file.
Initial Capital Letters Keyboard keys and menu names are shown with initial capital letters.
Examples: Delete key, the Options menu.
“Subheading Title” References to sections within a document and titles of on-line help topics are shown
in quotation marks.
Example: “Typographic Conventions.”
Courier type Signal and port names are shown in lowercase Courier type.
Examples:
data1 , tdi , input.
Active-low signals are denoted by suffix n , for example, resetn .
Anything that must be typed exactly as it appears is shown in Courier type (for
example:
c:\qdesigns\tutorial\chiptrip.gdf .
Also, sections of an actual file, such as a Report File, references to parts of files (for
example, the AHDL keyword
SUBDESIGN ), as well as logic function names (for
example, TRI ) are shown in Courier.
1., 2., 3., and
a., b., c., and so on Numbered steps are used in a list of items when the sequence of the items is
important, such as the steps listed in a procedure.
■ ● • Bullets are used in a list of items when the sequence of the items is not important.
v
The checkmark indicates a procedure that consists of one step only.
1 The hand points to information that requires special attention.
c
The caution indicates required information that needs special consideration and
understanding and should be read prior to starting or continuing with the procedure or
process.
w
The warning indicates information that should be read prior to starting or continuing
the procedure or processes
r
The angled arrow indicates you should press the Enter key.
f The feet direct you to more information on a particular topic.