-- globals_pkg.vhd
-- by Toshio Iwata May/10/00
-- This file defines constants for environment.

library ieee ;
  use ieee.std_logic_1164.all ;
  use IEEE.std_logic_arith.all;
  use ieee.std_logic_textio.all ;
  use std.textio.all ;

--***************************************************************************
--**
--**  Package
--**
--***************************************************************************

package globals_pkg is

  ----------------------------------------------------------------------------
  --
  --  Chip Related Constants
  --
  ----------------------------------------------------------------------------
 -- Change sv_mclk_period to change MCLK(384Fs, 512Fs etc.)
  constant sv_mclk_period : time := 2600 ns; -- MCLK = 384 * Fs
  constant sv_mclk_value : real := 2600.0e-9; -- MCLK = 384 * Fs

 -- Change sv_mclk_period, sv_fsclk_value to change MCLK(384Fs, 512Fs etc.)
  constant sv_fsclk_period : time := 384 * 2600 ns; -- FSCLK = 1kHz
  constant sv_fsclk_value : real := 384 * 2600.0e-9; -- FSCLK = 1kHz

 -- Change sv_fsig to change input signal frequency
  constant sv_fsig : real := 100.0; -- Signal Frequency = 100Hz

 -- Change sv_amp to change magnitude of input signal
--  constant sv_amp : real := 127.5; -- Full range for 8 bits 
  constant sv_amp : real := 2047.5; -- Full range for 12 bits 
--  constant sv_amp : real := 32767.5; -- Full range for 16 bits 
--  constant sv_amp : real := 524287.5; -- Full range for 20 bits 

end globals_pkg ;

--***************************************************************************
--**
--**  Package Body
--**
--***************************************************************************

package body globals_pkg is

end globals_pkg;