Array constants, expressed in any of the following formats
Type
Values
VHDL # notation
<int>#<alphanum>[#] Example: 16#abc123#
VHDL bitstring
"(U|X|0|1|Z|L|H|W|-)*" Example: "11010X11"
VLOG notation
[-][<int>]'(b|B|o|O|d|D|h|H) <alphanum> (where <alphanum> includes 0-9, a-f, A-F and '-') Example: 12'hc91 (This is the preferred notation because it removes the ambiguity about the number of bits.)