entity decoder is port (sel : in bit_vector(1 downto 0); y : out bit_vector(3 downto 0)); end decoder;
A standout feature is the systematic treatment of testbench design. The book dedicates significant portions to: entity decoder is port (sel : in bit_vector(1
: Practical use of integers, enumerations, arrays, and access types for abstract modeling. Complex Controllers y : out bit_vector(3 downto 0))