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- added generic for fractional number of bits

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git-svn-id: http://moon:8086/svn/vhdl/trunk@148 cc03376c-175c-47c8-b038-4cd826a8556b
This commit is contained in:
jens
2008-12-22 09:39:16 +00:00
parent de9ad2d469
commit 4bb7087b60
2 changed files with 20 additions and 20 deletions
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lib/radio/nco/src/mix_cordic_dbg.vhd
+19 -19
View File
@@ -33,26 +33,28 @@ use work.nco_pkg.all;
entity mix is
Generic
(
nbits_wave_in : integer := 18;
nbits_wave_out : integer := 18;
nbits_phase : integer := 16
nbits_wave_in : integer := 18;
nbits_wave_in_frac : integer := 16;
nbits_wave_out : integer := 18;
nbits_wave_out_frac : integer := 16;
nbits_phase : integer := 16
);
Port
(
srst : in std_logic;
clk : in std_logic;
pacc_clr : in std_logic;
pacc_inc : in std_logic;
freq_in : in unsigned(nbits_phase-1 downto 0);
freq_load : in std_logic;
phase_in : in unsigned(nbits_phase-1 downto 0);
phase_load : in std_logic;
wave_in_i : in sfixed;
wave_in_q : in sfixed;
wave_out_i : out sfixed;
wave_out_q : out sfixed;
out_valid : out std_logic;
debug_out : out debug_mix_out_t
srst : in std_logic;
clk : in std_logic;
pacc_clr : in std_logic;
pacc_inc : in std_logic;
freq_in : in unsigned(nbits_phase-1 downto 0);
freq_load : in std_logic;
phase_in : in unsigned(nbits_phase-1 downto 0);
phase_load : in std_logic;
wave_in_i : in sfixed;
wave_in_q : in sfixed;
wave_out_i : out sfixed;
wave_out_q : out sfixed;
out_valid : out std_logic;
debug_out : out debug_mix_out_t
);
end mix;
@@ -94,8 +96,6 @@ architecture Behavioral of mix is
END COMPONENT;
-------------------------------------------------------------------------------
constant nbits_wave_in_frac : integer := nbits_wave_in-1;
constant nbits_wave_out_frac : integer := nbits_wave_out-1;
constant nbits_phase_frac : integer := nbits_phase;
-------------------------------------------------------------------------------
lib/radio/nco/src/nco_cordic_dbg.vhd
+1 -1
View File
@@ -34,6 +34,7 @@ entity nco is
Generic
(
nbits_wave : integer := 18;
nbits_wave_frac : integer := 16;
nbits_phase : integer := 16
);
Port
@@ -92,7 +93,6 @@ architecture Behavioral of nco is
END COMPONENT;
-------------------------------------------------------------------------------
constant nbits_wave_frac : integer := nbits_wave-1;
constant nbits_phase_frac : integer := nbits_phase;
-------------------------------------------------------------------------------