Following are required naming conventions when working
with the ISE® software:
Source files - must start with a letter
(A-Z, a-z) and must contain only alphanumeric characters (A-Z, a-z,
0-9) and underscores (_).
Project files - must start with a letter
(A-Z, a-z) and must contain only alphanumeric characters (A-Z, a-z,
0-9) and underscores (_).
Project directories - must start with
a letter (A-Z, a-z) and should contain only alphanumeric characters
(A-Z, a-z, 0-9) and underscores (_). In addition, the following conventions
apply:
The following characters are not allowed
in project directory names: forward slash (/), backslash (\), colon
(:), asterisk (*), question mark (?), brackets ([ ]), angle brackets
(< >), dollar sign ($), percent sign (%), tab (\t), return (\r),
new line (\n).
Forward slashes (/) are allowed as project path hierarchy separators
on both Windows and Linux platforms.
Backslashes (\) are allowed as project path hierarchy separators
on the Windows platform only.
Spaces are allowed in project directory names on the Windows platform
only.
All other characters not explicitly mentioned are not recommended for project directory names.