2015-06-26 09:04:19 +00:00
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// ***************************************************************************
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// ***************************************************************************
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// Copyright 2011(c) Analog Devices, Inc.
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2016-09-09 13:34:11 +00:00
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//
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2015-06-26 09:04:19 +00:00
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// All rights reserved.
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2016-09-09 13:34:11 +00:00
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//
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2015-06-26 09:04:19 +00:00
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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// - Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// - Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in
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// the documentation and/or other materials provided with the
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// distribution.
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// - Neither the name of Analog Devices, Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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// - The use of this software may or may not infringe the patent rights
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// of one or more patent holders. This license does not release you
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// from the requirement that you obtain separate licenses from these
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// patent holders to use this software.
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// - Use of the software either in source or binary form, must be run
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// on or directly connected to an Analog Devices Inc. component.
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2016-09-09 13:34:11 +00:00
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//
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2015-06-26 09:04:19 +00:00
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// THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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// INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A
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// PARTICULAR PURPOSE ARE DISCLAIMED.
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//
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// IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, INTELLECTUAL PROPERTY
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2016-09-09 13:34:11 +00:00
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// RIGHTS, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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2015-06-26 09:04:19 +00:00
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// BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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2016-09-09 13:34:11 +00:00
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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2015-06-26 09:04:19 +00:00
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// ***************************************************************************
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// ***************************************************************************
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`timescale 1ns/100ps
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2016-09-23 20:13:46 +00:00
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module axi_ad9361_tx #(
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2015-06-26 09:04:19 +00:00
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// parameters
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2016-09-23 20:13:46 +00:00
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parameter ID = 0,
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parameter MODE_1R1T = 0,
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2017-03-13 20:28:38 +00:00
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parameter INIT_DELAY = 0,
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2016-09-23 20:13:46 +00:00
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parameter DDS_DISABLE = 0,
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parameter USERPORTS_DISABLE = 0,
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parameter DELAYCNTRL_DISABLE = 0,
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parameter IQCORRECTION_DISABLE = 0) (
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2015-06-26 09:04:19 +00:00
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// dac interface
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2016-09-23 20:13:46 +00:00
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input dac_clk,
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output dac_valid,
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output [47:0] dac_data,
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output dac_clksel,
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output dac_r1_mode,
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input [47:0] adc_data,
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2016-09-09 13:34:11 +00:00
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2015-06-26 09:04:19 +00:00
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// delay interface
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2016-09-23 20:13:46 +00:00
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output [15:0] up_dld,
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output [79:0] up_dwdata,
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input [79:0] up_drdata,
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input delay_clk,
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output delay_rst,
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input delay_locked,
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2015-06-26 09:04:19 +00:00
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// master/slave
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2016-09-23 20:13:46 +00:00
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input dac_sync_in,
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output dac_sync_out,
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2015-06-26 09:04:19 +00:00
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// dma interface
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2016-09-23 20:13:46 +00:00
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output dac_enable_i0,
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output dac_valid_i0,
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input [15:0] dac_data_i0,
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output dac_enable_q0,
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output dac_valid_q0,
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input [15:0] dac_data_q0,
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output dac_enable_i1,
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output dac_valid_i1,
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input [15:0] dac_data_i1,
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output dac_enable_q1,
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output dac_valid_q1,
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input [15:0] dac_data_q1,
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input dac_dovf,
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input dac_dunf,
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2015-06-26 09:04:19 +00:00
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// gpio
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2016-09-23 20:13:46 +00:00
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input [31:0] up_dac_gpio_in,
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output [31:0] up_dac_gpio_out,
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2015-06-26 09:04:19 +00:00
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// processor interface
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2016-09-23 20:13:46 +00:00
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input up_rstn,
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input up_clk,
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input up_wreq,
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input [13:0] up_waddr,
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input [31:0] up_wdata,
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output up_wack,
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input up_rreq,
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input [13:0] up_raddr,
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output [31:0] up_rdata,
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output up_rack);
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// configuration settings
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localparam CONFIG = (DDS_DISABLE * 64) +
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(DELAYCNTRL_DISABLE * 32) +
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(MODE_1R1T * 16) +
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(USERPORTS_DISABLE * 8) +
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(IQCORRECTION_DISABLE * 1);
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2015-06-26 09:04:19 +00:00
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// internal registers
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reg dac_data_sync = 'd0;
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reg [ 7:0] dac_rate_cnt = 'd0;
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2016-09-23 20:13:46 +00:00
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reg dac_valid_int = 'd0;
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reg dac_valid_i0_int = 'd0;
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reg dac_valid_q0_int = 'd0;
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reg dac_valid_i1_int = 'd0;
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reg dac_valid_q1_int = 'd0;
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reg up_wack_int = 'd0;
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reg up_rack_int = 'd0;
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reg [31:0] up_rdata_int = 'd0;
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2015-06-26 09:04:19 +00:00
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// internal clock and resets
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wire dac_rst;
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// internal signals
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wire dac_data_sync_s;
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wire dac_dds_format_s;
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wire [ 7:0] dac_datarate_s;
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wire [47:0] dac_data_int_s;
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2016-09-23 20:13:46 +00:00
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wire [ 5:0] up_wack_s;
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wire [ 5:0] up_rack_s;
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2015-06-26 09:04:19 +00:00
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wire [31:0] up_rdata_s[0:5];
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// master/slave
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2015-08-19 11:11:47 +00:00
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assign dac_data_sync_s = (ID == 0) ? dac_sync_out : dac_sync_in;
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2015-06-26 09:04:19 +00:00
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always @(posedge dac_clk) begin
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dac_data_sync <= dac_data_sync_s;
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end
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// rate counters and data sync signals
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always @(posedge dac_clk) begin
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if ((dac_data_sync == 1'b1) || (dac_rate_cnt == 8'd0)) begin
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dac_rate_cnt <= dac_datarate_s;
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end else begin
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dac_rate_cnt <= dac_rate_cnt - 1'b1;
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end
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end
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// dma interface
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2016-09-23 20:13:46 +00:00
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assign dac_valid = dac_valid_int;
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assign dac_valid_i0 = dac_valid_i0_int;
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assign dac_valid_q0 = dac_valid_q0_int;
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assign dac_valid_i1 = dac_valid_i1_int;
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assign dac_valid_q1 = dac_valid_q1_int;
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2015-06-26 09:04:19 +00:00
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always @(posedge dac_clk) begin
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2016-09-23 20:13:46 +00:00
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dac_valid_int <= (dac_rate_cnt == 8'd0) ? 1'b1 : 1'b0;
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dac_valid_i0_int <= dac_valid_int;
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dac_valid_q0_int <= dac_valid_int;
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dac_valid_i1_int <= dac_valid_int & ~dac_r1_mode;
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dac_valid_q1_int <= dac_valid_int & ~dac_r1_mode;
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2015-06-26 09:04:19 +00:00
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end
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// processor read interface
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2016-09-23 20:13:46 +00:00
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assign up_wack = up_wack_int;
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assign up_rack = up_rack_int;
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assign up_rdata = up_rdata_int;
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2015-06-26 09:04:19 +00:00
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always @(negedge up_rstn or posedge up_clk) begin
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if (up_rstn == 0) begin
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2016-09-23 20:13:46 +00:00
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up_wack_int <= 'd0;
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up_rack_int <= 'd0;
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up_rdata_int <= 'd0;
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2015-06-26 09:04:19 +00:00
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end else begin
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2016-09-23 20:13:46 +00:00
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up_wack_int <= | up_wack_s;
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up_rack_int <= | up_rack_s;
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up_rdata_int <= up_rdata_s[0] | up_rdata_s[1] | up_rdata_s[2] |
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up_rdata_s[3] | up_rdata_s[4] | up_rdata_s[5];
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2015-06-26 09:04:19 +00:00
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end
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end
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// dac channel
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2016-09-09 13:34:11 +00:00
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2015-06-26 09:04:19 +00:00
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axi_ad9361_tx_channel #(
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2015-08-19 11:11:47 +00:00
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.CHANNEL_ID (0),
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.Q_OR_I_N (0),
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2016-09-23 20:13:46 +00:00
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.DISABLE (0),
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.DDS_DISABLE (DDS_DISABLE),
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.USERPORTS_DISABLE (USERPORTS_DISABLE),
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.IQCORRECTION_DISABLE (IQCORRECTION_DISABLE))
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2015-06-26 09:04:19 +00:00
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i_tx_channel_0 (
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.dac_clk (dac_clk),
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.dac_rst (dac_rst),
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2016-09-23 20:13:46 +00:00
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.dac_valid (dac_valid_int),
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2015-06-26 09:04:19 +00:00
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.dma_data (dac_data_i0),
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.adc_data (adc_data[11:0]),
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.dac_data (dac_data[11:0]),
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.dac_data_out (dac_data_int_s[11:0]),
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.dac_data_in (dac_data_int_s[23:12]),
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.dac_enable (dac_enable_i0),
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.dac_data_sync (dac_data_sync),
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.dac_dds_format (dac_dds_format_s),
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.up_rstn (up_rstn),
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.up_clk (up_clk),
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.up_wreq (up_wreq),
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.up_waddr (up_waddr),
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.up_wdata (up_wdata),
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.up_wack (up_wack_s[0]),
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.up_rreq (up_rreq),
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.up_raddr (up_raddr),
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.up_rdata (up_rdata_s[0]),
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.up_rack (up_rack_s[0]));
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// dac channel
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2016-09-09 13:34:11 +00:00
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2015-06-26 09:04:19 +00:00
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axi_ad9361_tx_channel #(
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2015-08-19 11:11:47 +00:00
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.CHANNEL_ID (1),
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.Q_OR_I_N (1),
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2016-09-23 20:13:46 +00:00
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.DISABLE (0),
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.DDS_DISABLE (DDS_DISABLE),
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.USERPORTS_DISABLE (USERPORTS_DISABLE),
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.IQCORRECTION_DISABLE (IQCORRECTION_DISABLE))
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2015-06-26 09:04:19 +00:00
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i_tx_channel_1 (
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.dac_clk (dac_clk),
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.dac_rst (dac_rst),
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2016-09-23 20:13:46 +00:00
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.dac_valid (dac_valid_int),
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2015-06-26 09:04:19 +00:00
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.dma_data (dac_data_q0),
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.adc_data (adc_data[23:12]),
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.dac_data (dac_data[23:12]),
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.dac_data_out (dac_data_int_s[23:12]),
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.dac_data_in (dac_data_int_s[11:0]),
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.dac_enable (dac_enable_q0),
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.dac_data_sync (dac_data_sync),
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.dac_dds_format (dac_dds_format_s),
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.up_rstn (up_rstn),
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.up_clk (up_clk),
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.up_wreq (up_wreq),
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.up_waddr (up_waddr),
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.up_wdata (up_wdata),
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.up_wack (up_wack_s[1]),
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.up_rreq (up_rreq),
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.up_raddr (up_raddr),
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.up_rdata (up_rdata_s[1]),
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.up_rack (up_rack_s[1]));
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// dac channel
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2016-09-09 13:34:11 +00:00
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2015-06-26 09:04:19 +00:00
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axi_ad9361_tx_channel #(
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2015-08-19 11:11:47 +00:00
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.CHANNEL_ID (2),
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.Q_OR_I_N (0),
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2016-09-23 20:13:46 +00:00
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.DISABLE (MODE_1R1T),
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.DDS_DISABLE (DDS_DISABLE),
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.USERPORTS_DISABLE (USERPORTS_DISABLE),
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.IQCORRECTION_DISABLE (IQCORRECTION_DISABLE))
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2015-06-26 09:04:19 +00:00
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i_tx_channel_2 (
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.dac_clk (dac_clk),
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.dac_rst (dac_rst),
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2016-09-23 20:13:46 +00:00
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.dac_valid (dac_valid_int),
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2015-06-26 09:04:19 +00:00
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.dma_data (dac_data_i1),
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.adc_data (adc_data[35:24]),
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.dac_data (dac_data[35:24]),
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.dac_data_out (dac_data_int_s[35:24]),
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.dac_data_in (dac_data_int_s[47:36]),
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.dac_enable (dac_enable_i1),
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.dac_data_sync (dac_data_sync),
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.dac_dds_format (dac_dds_format_s),
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.up_rstn (up_rstn),
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.up_clk (up_clk),
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.up_wreq (up_wreq),
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.up_waddr (up_waddr),
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.up_wdata (up_wdata),
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.up_wack (up_wack_s[2]),
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.up_rreq (up_rreq),
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.up_raddr (up_raddr),
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.up_rdata (up_rdata_s[2]),
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.up_rack (up_rack_s[2]));
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// dac channel
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2016-09-09 13:34:11 +00:00
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2015-06-26 09:04:19 +00:00
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axi_ad9361_tx_channel #(
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2015-08-19 11:11:47 +00:00
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.CHANNEL_ID (3),
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.Q_OR_I_N (1),
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2016-09-23 20:13:46 +00:00
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.DISABLE (MODE_1R1T),
|
|
|
|
.DDS_DISABLE (DDS_DISABLE),
|
|
|
|
.USERPORTS_DISABLE (USERPORTS_DISABLE),
|
|
|
|
.IQCORRECTION_DISABLE (IQCORRECTION_DISABLE))
|
2015-06-26 09:04:19 +00:00
|
|
|
i_tx_channel_3 (
|
|
|
|
.dac_clk (dac_clk),
|
|
|
|
.dac_rst (dac_rst),
|
2016-09-23 20:13:46 +00:00
|
|
|
.dac_valid (dac_valid_int),
|
2015-06-26 09:04:19 +00:00
|
|
|
.dma_data (dac_data_q1),
|
|
|
|
.adc_data (adc_data[47:36]),
|
|
|
|
.dac_data (dac_data[47:36]),
|
|
|
|
.dac_data_out (dac_data_int_s[47:36]),
|
|
|
|
.dac_data_in (dac_data_int_s[35:24]),
|
|
|
|
.dac_enable (dac_enable_q1),
|
|
|
|
.dac_data_sync (dac_data_sync),
|
|
|
|
.dac_dds_format (dac_dds_format_s),
|
|
|
|
.up_rstn (up_rstn),
|
|
|
|
.up_clk (up_clk),
|
|
|
|
.up_wreq (up_wreq),
|
|
|
|
.up_waddr (up_waddr),
|
|
|
|
.up_wdata (up_wdata),
|
|
|
|
.up_wack (up_wack_s[3]),
|
|
|
|
.up_rreq (up_rreq),
|
|
|
|
.up_raddr (up_raddr),
|
|
|
|
.up_rdata (up_rdata_s[3]),
|
|
|
|
.up_rack (up_rack_s[3]));
|
|
|
|
|
|
|
|
// dac common processor interface
|
|
|
|
|
2016-09-23 20:13:46 +00:00
|
|
|
up_dac_common #(
|
|
|
|
.ID (ID),
|
|
|
|
.CONFIG (CONFIG),
|
|
|
|
.DRP_DISABLE (1),
|
|
|
|
.USERPORTS_DISABLE (USERPORTS_DISABLE))
|
|
|
|
i_up_dac_common (
|
2015-06-26 09:04:19 +00:00
|
|
|
.mmcm_rst (),
|
|
|
|
.dac_clk (dac_clk),
|
|
|
|
.dac_rst (dac_rst),
|
|
|
|
.dac_sync (dac_sync_out),
|
|
|
|
.dac_frame (),
|
2016-08-26 14:30:46 +00:00
|
|
|
.dac_clksel (dac_clksel),
|
2015-06-26 09:04:19 +00:00
|
|
|
.dac_par_type (),
|
|
|
|
.dac_par_enb (),
|
|
|
|
.dac_r1_mode (dac_r1_mode),
|
|
|
|
.dac_datafmt (dac_dds_format_s),
|
|
|
|
.dac_datarate (dac_datarate_s),
|
|
|
|
.dac_status (1'b1),
|
|
|
|
.dac_status_ovf (dac_dovf),
|
|
|
|
.dac_status_unf (dac_dunf),
|
|
|
|
.dac_clk_ratio (32'd1),
|
|
|
|
.up_drp_sel (),
|
|
|
|
.up_drp_wr (),
|
|
|
|
.up_drp_addr (),
|
|
|
|
.up_drp_wdata (),
|
2016-09-21 12:00:45 +00:00
|
|
|
.up_drp_rdata (32'd0),
|
2015-06-26 09:04:19 +00:00
|
|
|
.up_drp_ready (1'd0),
|
|
|
|
.up_drp_locked (1'd1),
|
|
|
|
.up_usr_chanmax (),
|
|
|
|
.dac_usr_chanmax (8'd3),
|
|
|
|
.up_dac_gpio_in (up_dac_gpio_in),
|
|
|
|
.up_dac_gpio_out (up_dac_gpio_out),
|
|
|
|
.up_rstn (up_rstn),
|
|
|
|
.up_clk (up_clk),
|
|
|
|
.up_wreq (up_wreq),
|
|
|
|
.up_waddr (up_waddr),
|
|
|
|
.up_wdata (up_wdata),
|
|
|
|
.up_wack (up_wack_s[4]),
|
|
|
|
.up_rreq (up_rreq),
|
|
|
|
.up_raddr (up_raddr),
|
|
|
|
.up_rdata (up_rdata_s[4]),
|
|
|
|
.up_rack (up_rack_s[4]));
|
2016-09-09 13:34:11 +00:00
|
|
|
|
2015-06-26 09:04:19 +00:00
|
|
|
// dac delay control
|
|
|
|
|
2016-09-23 20:13:46 +00:00
|
|
|
up_delay_cntrl #(
|
|
|
|
.DISABLE (DELAYCNTRL_DISABLE),
|
2017-03-13 20:28:38 +00:00
|
|
|
.INIT_DELAY (INIT_DELAY),
|
2016-09-23 20:13:46 +00:00
|
|
|
.DATA_WIDTH(16),
|
|
|
|
.BASE_ADDRESS(6'h12))
|
|
|
|
i_delay_cntrl (
|
2015-06-26 09:04:19 +00:00
|
|
|
.delay_clk (delay_clk),
|
|
|
|
.delay_rst (delay_rst),
|
|
|
|
.delay_locked (delay_locked),
|
|
|
|
.up_dld (up_dld),
|
|
|
|
.up_dwdata (up_dwdata),
|
|
|
|
.up_drdata (up_drdata),
|
|
|
|
.up_rstn (up_rstn),
|
|
|
|
.up_clk (up_clk),
|
|
|
|
.up_wreq (up_wreq),
|
|
|
|
.up_waddr (up_waddr),
|
|
|
|
.up_wdata (up_wdata),
|
|
|
|
.up_wack (up_wack_s[5]),
|
|
|
|
.up_rreq (up_rreq),
|
|
|
|
.up_raddr (up_raddr),
|
|
|
|
.up_rdata (up_rdata_s[5]),
|
|
|
|
.up_rack (up_rack_s[5]));
|
|
|
|
|
|
|
|
endmodule
|
|
|
|
|
|
|
|
// ***************************************************************************
|
|
|
|
// ***************************************************************************
|