The to keyword is used to indicate an ascending range in a range statement or other statement which includes a range (for example, a variable statement).  (The reserved word "downto" is used to indicate a descending range.)

 

Example

    signal A0,A1: std_ulogic_vector(0 to 15);

 

LRM

    6.5

 

See also

image\diamond.gif  Signal

image\diamond.gif  Range