Info–2
Chapter Info: Additional Information
Typographic Conventions
Typographic Conventions
This document uses the typographic conventions shown below.
Visual Cue
Bold Type with Initial Capital
Letters
bold type
Italic Type with Initial Capital
Letters
Italic type
Initial Capital Letters
“Subheading Title”
Courier type
1., 2., 3., and
a., b., c., etc.
■ ● ?
v
1
c
w
r
f
Meaning
Command names, dialog box titles, checkbox options, and dialog box options are shown
in bold, initial capital letters. Example: Save As dialog box.
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.
Document titles are shown in italic type with initial capital letters. Example: AN 75:
High-Speed Board Design.
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.
Keyboard keys and menu names are shown with initial capital letters. Examples: Delete
key, the Options menu.
References to sections within a document and titles of on-line help topics are shown in
quotation marks. Example: “Typographic Conventions.”
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 displays 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 (e.g., TRI ) are shown in Courier.
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.
The checkmark indicates a procedure that consists of one step only.
The hand points to information that requires special attention.
A caution calls attention to a condition or possible situation that can damage or destroy
the product or the user’s work.
A warning calls attention to a condition or possible situation that can cause injury to the
user.
The angled arrow indicates you should press the Enter key.
The feet direct you to more information about a particular topic.
? July 2008 Altera Corporation
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