entity ch_04_05 is
end entity ch_04_05;
----------------------------------------------------------------
architecture test of ch_04_05 is
begin
process_04_2_a : process is
-- code from book:
type sample is array (natural range <>) of integer;
variable short_sample_buf : sample(0 to 63);
subtype long_sample is sample(0 to 255);
variable new_sample_buf, old_sample_buf : long_sample;
constant lookup_table : sample := ( 1 => 23, 3 => -16, 2 => 100, 4 => 11);
constant beep_sample : sample := ( 127, 63, 0, -63, -127, -63, 0, 63 );
-- end of code from book
begin
wait;
end process process_04_2_a;
end architecture test;
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