313 lines
9.7 KiB
Verilog
313 lines
9.7 KiB
Verilog
// ***************************************************************************
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// ***************************************************************************
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// Copyright 2013(c) Analog Devices, Inc.
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//
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// All rights reserved.
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//
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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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//
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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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// RIGHTS, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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// BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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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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// ***************************************************************************
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// ***************************************************************************
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`timescale 1ns/1ns
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module axi_ad9467(
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// physical interface
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adc_clk_in_p,
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adc_clk_in_n,
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adc_data_in_p,
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adc_data_in_n,
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adc_data_or_p,
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adc_data_or_n,
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// delay_clock
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delay_clk,
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// dma interface
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adc_clk,
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adc_dwr,
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adc_ddata,
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adc_doverflow,
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// axi interface
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s_axi_aclk,
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s_axi_aresetn,
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s_axi_awvalid,
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s_axi_awaddr,
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s_axi_awready,
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s_axi_wvalid,
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s_axi_wdata,
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s_axi_wstrb,
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s_axi_wready,
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s_axi_bvalid,
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s_axi_bresp,
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s_axi_bready,
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s_axi_arvalid,
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s_axi_araddr,
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s_axi_arready,
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s_axi_rvalid,
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s_axi_rresp,
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s_axi_rdata,
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s_axi_rready
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);
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// parameters
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parameter PCORE_ID = 0;
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parameter PCORE_BUFTYPE = 0;
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parameter PCORE_IODELAY_GROUP = "dev_if_delay_group";
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parameter C_S_AXI_MIN_SIZE = 32'hffff;
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parameter C_BASEADDR = 32'hffffffff;
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parameter C_HIGHADDR = 32'h00000000;
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// physical interface
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input adc_clk_in_p;
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input adc_clk_in_n;
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input [ 7:0] adc_data_in_p;
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input [ 7:0] adc_data_in_n;
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input adc_data_or_p;
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input adc_data_or_n;
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// delay clk
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input delay_clk;
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// dma interface
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output adc_clk;
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output adc_dwr;
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output [15:0] adc_ddata;
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input adc_doverflow;
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// axi interface
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input s_axi_aclk;
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input s_axi_aresetn;
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input s_axi_awvalid;
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input [31:0] s_axi_awaddr;
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output s_axi_awready;
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input s_axi_wvalid;
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input [31:0] s_axi_wdata;
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input [ 3:0] s_axi_wstrb;
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output s_axi_wready;
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output s_axi_bvalid;
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output [ 1:0] s_axi_bresp;
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input s_axi_bready;
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input s_axi_arvalid;
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input [31:0] s_axi_araddr;
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output s_axi_arready;
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output s_axi_rvalid;
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output [ 1:0] s_axi_rresp;
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output [31:0] s_axi_rdata;
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input s_axi_rready;
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// internal registers
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reg [31:0] up_rdata = 32'b0;
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reg up_ack = 1'b0;
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// internal clock and resets
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wire up_clk;
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wire up_rstn;
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wire adc_rst;
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wire adc_clk;
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// internal signals
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wire up_sel_s;
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wire up_wr_s;
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wire [13:0] up_addr_s;
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wire [31:0] up_wdata_s;
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wire [15:0] adc_data_if_s;
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wire adc_or_s;
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wire up_adc_or_s;
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wire adc_ddr_edgesel_s;
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wire delay_sel_s;
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wire delay_rwn_s;
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wire [ 7:0] delay_addr_s;
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wire [ 4:0] delay_wdata_s;
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wire delay_rst;
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wire delay_ack_s;
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wire [ 4:0] delay_rdata_s;
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wire delay_locked_s;
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wire adc_pn_oos_s;
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wire adc_pn_err_s;
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wire [31:0] up_rdata_common;
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wire [31:0] up_rdata_channel;
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wire up_ack_common;
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wire up_ack_channel;
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wire adc_pn_type_s;
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wire [15:0] adc_channel_data_s;
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wire adc_enable_s;
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assign up_clk = s_axi_aclk;
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assign up_rstn = s_axi_aresetn;
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assign adc_dwr = 1'b1;
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assign adc_ddata = adc_data_if_s;
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// processor read interface
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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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up_rdata <= 32'd0;
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up_ack <= 1'd0;
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end else begin
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up_rdata <= up_rdata_channel | up_rdata_common;
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up_ack <= up_ack_channel | up_ack_common;
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end
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end
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// ADC data interface
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axi_ad9467_if #(
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.PCORE_BUFTYPE (PCORE_BUFTYPE),
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.PCORE_IODELAY_GROUP (PCORE_IODELAY_GROUP))
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i_if (
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.adc_clk_in_p (adc_clk_in_p),
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.adc_clk_in_n (adc_clk_in_n),
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.adc_data_in_p (adc_data_in_p),
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.adc_data_in_n (adc_data_in_n),
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.adc_data_or_p (adc_data_or_p),
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.adc_data_or_n (adc_data_or_n),
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.adc_clk (adc_clk),
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.adc_data (adc_data_if_s),
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.adc_or (adc_or_s),
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.adc_ddr_edgesel (adc_ddr_edgesel_s),
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.delay_sel (delay_sel_s),
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.delay_rwn (delay_rwn_s),
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.delay_addr (delay_addr_s),
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.delay_wdata (delay_wdata_s),
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.delay_clk (delay_clk),
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.delay_ack (delay_ack_s),
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.delay_rst (delay_rst),
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.delay_rdata (delay_rdata_s),
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.delay_locked (delay_locked_s));
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// channel
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axi_ad9467_channel #(.CHID(0)) i_channel (
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.adc_clk(adc_clk),
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.adc_rst(adc_rst),
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.adc_data(adc_data_if_s),
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.adc_or(adc_or_s),
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.adc_dfmt_data(adc_channel_data_s),
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.adc_enable(adc_enable_s),
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.up_adc_pn_err(adc_pn_err_s),
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.up_adc_pn_oos(adc_pn_oos_s),
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.up_adc_or(up_adc_or_s),
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.up_rstn(up_rstn),
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.up_clk(up_clk),
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.up_sel(up_sel_s),
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.up_wr(up_wr_s),
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.up_addr(up_addr_s),
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.up_wdata(up_wdata_s),
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.up_rdata(up_rdata_channel),
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.up_ack(up_ack_channel));
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// common processor control
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up_adc_common #(.PCORE_ID(PCORE_ID))
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i_up_adc_common(
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.mmcm_rst(),
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.delay_clk(delay_clk),
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.delay_ack_t(delay_ack_s),
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.delay_locked(delay_locked_s),
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.delay_rst(delay_rst),
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.delay_sel(delay_sel_s),
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.delay_rwn(delay_rwn_s),
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.delay_addr(delay_addr_s),
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.delay_wdata(delay_wdata_s),
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.delay_rdata(delay_rdata_s),
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.adc_clk(adc_clk),
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.adc_rst(adc_rst),
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.adc_r1_mode(),
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.adc_ddr_edgesel(adc_ddr_edgesel_s),
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.adc_pin_mode(),
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.adc_status(1'b1),
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.adc_status_pn_err(adc_pn_err_s),
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.adc_status_pn_oos(adc_pn_oos_s),
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.adc_status_or(up_adc_or_s),
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.adc_clk_ratio(32'b1),
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.adc_status_ovf(adc_doverflow),
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.adc_status_unf(1'b0),
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.drp_clk(1'b0),
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.drp_rdata(16'b0),
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.drp_rst(),
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.drp_sel(),
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.drp_wr(),
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.drp_addr(),
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.drp_wdata(),
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.drp_ready(1'b0),
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.drp_locked(1'b1),
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.up_rstn(up_rstn),
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.up_clk(up_clk),
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.up_sel(up_sel_s),
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.up_wr(up_wr_s),
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.up_addr(up_addr_s),
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.up_wdata(up_wdata_s),
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.up_rdata(up_rdata_common),
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.up_ack(up_ack_common),
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.up_usr_chanmax(),
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.adc_usr_chanmax(8'b0));
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// axi interface
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up_axi #(
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.PCORE_BASEADDR (C_BASEADDR),
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.PCORE_HIGHADDR (C_HIGHADDR))
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i_up_axi (
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.up_rstn (up_rstn),
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.up_clk (up_clk),
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.up_axi_awvalid (s_axi_awvalid),
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.up_axi_awaddr (s_axi_awaddr),
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.up_axi_awready (s_axi_awready),
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.up_axi_wvalid (s_axi_wvalid),
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.up_axi_wdata (s_axi_wdata),
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.up_axi_wstrb (s_axi_wstrb),
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.up_axi_wready (s_axi_wready),
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.up_axi_bvalid (s_axi_bvalid),
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.up_axi_bresp (s_axi_bresp),
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.up_axi_bready (s_axi_bready),
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.up_axi_arvalid (s_axi_arvalid),
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.up_axi_araddr (s_axi_araddr),
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.up_axi_arready (s_axi_arready),
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.up_axi_rvalid (s_axi_rvalid),
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.up_axi_rresp (s_axi_rresp),
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.up_axi_rdata (s_axi_rdata),
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.up_axi_rready (s_axi_rready),
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.up_sel (up_sel_s),
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.up_wr (up_wr_s),
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.up_addr (up_addr_s),
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.up_wdata (up_wdata_s),
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.up_rdata (up_rdata),
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.up_ack (up_ack));
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endmodule
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