std_logic_vector or bit_vector?

[Xin Xiao]

What's the difference between std_logic_vector and bit_vector? When to use
one or the other? I'm coding a multiplier array (2 operands of 8 bits), what
type should I use?

Discuss,

Xiao

 

[Mike Treseler]

What's the difference between std_logic_vector and bit_vector? When to
use one or the other? I'm coding a multiplier array (2 operands of 8
bits), what type should I use?
numeric_std.unsigned

Discuss,

Google,

http://groups.google.com/groups/search?q=numeric_std+bit+vector