2015-06-26 09:04:19 +00:00
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// ***************************************************************************
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// ***************************************************************************
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2017-05-17 08:44:52 +00:00
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// Copyright 2014 - 2017 (c) Analog Devices, Inc. All rights reserved.
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2016-09-09 13:34:11 +00:00
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//
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2017-05-31 15:15:24 +00:00
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// In this HDL repository, there are many different and unique modules, consisting
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// of various HDL (Verilog or VHDL) components. The individual modules are
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// developed independently, and may be accompanied by separate and unique license
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// terms.
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//
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// The user should read each of these license terms, and understand the
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2018-03-14 14:45:47 +00:00
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// freedoms and responsibilities that he or she has by using this source/core.
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2017-05-31 15:15:24 +00:00
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//
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// This core is distributed in the hope that it will be useful, but WITHOUT ANY
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2017-05-29 06:55:41 +00:00
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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// A PARTICULAR PURPOSE.
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2016-09-09 13:34:11 +00:00
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//
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2017-05-29 06:55:41 +00:00
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// Redistribution and use of source or resulting binaries, with or without modification
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// of this file, are permitted under one of the following two license terms:
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2016-09-09 13:34:11 +00:00
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//
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2017-05-17 08:44:52 +00:00
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// 1. The GNU General Public License version 2 as published by the
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2017-05-31 15:15:24 +00:00
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// Free Software Foundation, which can be found in the top level directory
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// of this repository (LICENSE_GPL2), and also online at:
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// <https://www.gnu.org/licenses/old-licenses/gpl-2.0.html>
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2017-05-17 08:44:52 +00:00
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//
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// OR
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//
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2017-05-31 15:15:24 +00:00
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// 2. An ADI specific BSD license, which can be found in the top level directory
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// of this repository (LICENSE_ADIBSD), and also on-line at:
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2017-05-29 06:55:41 +00:00
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// https://github.com/analogdevicesinc/hdl/blob/master/LICENSE_ADIBSD
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// This will allow to generate bit files and not release the source code,
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// as long as it attaches to an ADI device.
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2015-06-26 09:04:19 +00:00
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//
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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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2017-10-03 08:07:42 +00:00
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parameter CLK_EDGE_SEL = 0,
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2017-08-02 15:31:46 +00:00
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parameter CMOS_OR_LVDS_N = 0,
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parameter PPS_RECEIVER_ENABLE = 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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2018-02-07 12:42:35 +00:00
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parameter DDS_TYPE = 1,
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parameter CORDIC_DW = 16,
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2016-09-23 20:13:46 +00:00
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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_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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2017-07-28 06:57:13 +00:00
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// 1PPS reporting counter and interrupt
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input [31:0] up_pps_rcounter,
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2017-08-02 15:31:46 +00:00
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input up_pps_status,
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2017-07-28 06:57:13 +00:00
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output up_pps_irq_mask,
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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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2017-08-02 15:31:46 +00:00
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localparam CONFIG = (PPS_RECEIVER_ENABLE * 256) +
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(CMOS_OR_LVDS_N * 128) +
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(DDS_DISABLE * 64) +
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2016-09-23 20:13:46 +00:00
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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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2017-05-12 10:37:34 +00:00
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reg [15:0] 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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2017-05-12 10:37:34 +00:00
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wire [15:0] dac_datarate_s;
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2015-06-26 09:04:19 +00:00
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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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2017-10-11 09:07:28 +00:00
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if (dac_rst == 1'b1) begin
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dac_rate_cnt <= 16'b0;
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2015-06-26 09:04:19 +00:00
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end else begin
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2017-10-11 09:07:28 +00:00
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if ((dac_data_sync == 1'b1) || (dac_rate_cnt == 16'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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2015-06-26 09:04:19 +00:00
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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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2017-05-12 10:37:34 +00:00
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dac_valid_int <= (dac_rate_cnt == 16'd0) ? 1'b1 : 1'b0;
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2016-09-23 20:13:46 +00:00
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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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2018-02-07 12:42:35 +00:00
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.DDS_TYPE (DDS_TYPE),
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.CORDIC_DW (CORDIC_DW),
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2016-09-23 20:13:46 +00:00
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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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2018-02-07 12:42:35 +00:00
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.DDS_TYPE (DDS_TYPE),
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.CORDIC_DW (CORDIC_DW),
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2016-09-23 20:13:46 +00:00
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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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2018-02-07 12:42:35 +00:00
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.DDS_TYPE (DDS_TYPE),
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.CORDIC_DW (CORDIC_DW),
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2016-09-23 20:13:46 +00:00
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.USERPORTS_DISABLE (USERPORTS_DISABLE),
|
|
|
|
.IQCORRECTION_DISABLE (IQCORRECTION_DISABLE))
|
2015-06-26 09:04:19 +00:00
|
|
|
i_tx_channel_2 (
|
|
|
|
.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_i1),
|
|
|
|
.adc_data (adc_data[35:24]),
|
|
|
|
.dac_data (dac_data[35:24]),
|
|
|
|
.dac_data_out (dac_data_int_s[35:24]),
|
|
|
|
.dac_data_in (dac_data_int_s[47:36]),
|
|
|
|
.dac_enable (dac_enable_i1),
|
|
|
|
.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[2]),
|
|
|
|
.up_rreq (up_rreq),
|
|
|
|
.up_raddr (up_raddr),
|
|
|
|
.up_rdata (up_rdata_s[2]),
|
|
|
|
.up_rack (up_rack_s[2]));
|
|
|
|
|
|
|
|
// dac channel
|
2016-09-09 13:34:11 +00:00
|
|
|
|
2015-06-26 09:04:19 +00:00
|
|
|
axi_ad9361_tx_channel #(
|
2015-08-19 11:11:47 +00:00
|
|
|
.CHANNEL_ID (3),
|
|
|
|
.Q_OR_I_N (1),
|
2016-09-23 20:13:46 +00:00
|
|
|
.DISABLE (MODE_1R1T),
|
|
|
|
.DDS_DISABLE (DDS_DISABLE),
|
2018-02-07 12:42:35 +00:00
|
|
|
.DDS_TYPE (DDS_TYPE),
|
|
|
|
.CORDIC_DW (CORDIC_DW),
|
2016-09-23 20:13:46 +00:00
|
|
|
.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),
|
2017-10-03 08:07:42 +00:00
|
|
|
.CLK_EDGE_SEL (CLK_EDGE_SEL),
|
2016-09-23 20:13:46 +00:00
|
|
|
.DRP_DISABLE (1),
|
2018-02-16 09:57:48 +00:00
|
|
|
.USERPORTS_DISABLE (USERPORTS_DISABLE),
|
|
|
|
.GPIO_DISABLE (0))
|
2016-09-23 20:13:46 +00:00
|
|
|
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_unf (dac_dunf),
|
|
|
|
.dac_clk_ratio (32'd1),
|
2017-07-20 18:07:19 +00:00
|
|
|
.up_dac_ce (),
|
2017-07-28 06:57:13 +00:00
|
|
|
.up_pps_rcounter (up_pps_rcounter),
|
2017-08-02 15:31:46 +00:00
|
|
|
.up_pps_status (up_pps_status),
|
2017-07-28 06:57:13 +00:00
|
|
|
.up_pps_irq_mask (up_pps_irq_mask),
|
2015-06-26 09:04:19 +00:00
|
|
|
.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
|
|
|
|
|
|
|
|
// ***************************************************************************
|
|
|
|
// ***************************************************************************
|