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add effect mixer module and posibility to switch effects

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Imants Pulkstenis
2019-11-24 21:59:44 +02:00
parent 518bbe43cb
commit 11c36aec2d
6 changed files with 315 additions and 34 deletions
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effect_module.v
+50 -21
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@@ -6,37 +6,66 @@ module effect_module #( parameter
input [1:0] sw, // effect control swiches
input i_data_ready, // data ready to read
input signed [d_width-1: 0] i_data, // data input form effect controler
output o_read_enable, // enable data reading
input i_read_done, // read done from effects controler
output signed [d_width-1: 0] o_data, // data output form effect controler
output o_data_valid
output o_data_valid,
output o_read_enable,
// SW0 no effect
output signed [d_width-1: 0] o_data_sw0, // data output form effect controler
// SW1 clipping effect
output signed [d_width-1: 0] o_data_sw1 // data output form effect controler
);
// Wires for cliping effect
wire signed [d_width-1: 0] w_data_ce;
wire w_read_enable_ce;
wire w_data_valid_ce;
wire signed [d_width-1: 0] w_data_sw0;
wire w_read_enable_sw0;
wire w_data_valid_sw0;
wire signed [d_width-1: 0] w_data_sw1;
wire w_read_enable_sw1;
wire w_data_valid_sw1;
// asynchronous logic ---------------------------------------
assign o_data_sw0 = w_data_sw0;
assign o_data_sw1 = w_data_sw1;
assign o_read_enable = w_read_enable_sw0 & w_read_enable_sw1;
assign o_data_valid = w_data_valid_sw0 & w_data_valid_sw1;
// Individual effect modules -----------------------------
// no effect SW0
no_effect #(
.data_width(d_width) // data width
) no_effect (
.clk(clk),
.reset(reset),
.i_data(i_data),
.i_read_done(i_read_done), // read done from effects controler
.i_data_ready(i_data_ready),
.o_data(w_data_sw0),
.o_read_enable(w_read_enable_sw0),
.o_data_valid(w_data_valid_sw0)
);
assign o_data = w_data_ce;// ? w_data_ce : 'b0 ;
assign o_read_enable = w_read_enable_ce;//(i_data_ready & w_data_valid_ce ) ? w_read_enable_ce : 0 ;
assign o_data_valid = w_data_valid_ce;//(i_data_ready & w_data_valid_ce ) ? w_data_valid_ce : 0 ;
// clipping effect
// clipping effect SW1
clipping_effect #(
.data_width(d_width) // data width
.data_width(d_width) // data width
) clipping_effect (
.clk(clk),
.reset(reset),
.i_treshhold(16'h00f0),
.i_data(i_data),
.i_read_done(i_data_ready),
.o_data(w_data_ce),
.o_read_enable(w_read_enable_ce),
.o_data_valid(w_data_valid_ce),
.i_data_ready(i_data_ready)
.clk(clk),
.reset(reset),
.i_treshhold(16'h00f0),
.i_data(i_data),
.i_read_done(i_read_done), // read done from effects controler
.i_data_ready(i_data_ready),
.o_data(w_data_sw1),
.o_read_enable(w_read_enable_sw1),
.o_data_valid(w_data_valid_sw1)
);