diff --git a/library/Makefile b/library/Makefile index 15b56decc..d2e861b86 100644 --- a/library/Makefile +++ b/library/Makefile @@ -16,6 +16,7 @@ clean: $(MAKE) -C ad463x_data_capture clean $(MAKE) -C axi_ad5766 clean $(MAKE) -C axi_ad7616 clean + $(MAKE) -C axi_ad7768 clean $(MAKE) -C axi_ad777x clean $(MAKE) -C axi_ad9122 clean $(MAKE) -C axi_ad9250 clean @@ -136,6 +137,7 @@ lib: $(MAKE) -C ad463x_data_capture $(MAKE) -C axi_ad5766 $(MAKE) -C axi_ad7616 + $(MAKE) -C axi_ad7768 $(MAKE) -C axi_ad777x $(MAKE) -C axi_ad9122 $(MAKE) -C axi_ad9250 diff --git a/library/axi_ad7768/Makefile b/library/axi_ad7768/Makefile new file mode 100644 index 000000000..1b7e309fe --- /dev/null +++ b/library/axi_ad7768/Makefile @@ -0,0 +1,32 @@ +#################################################################################### +## Copyright (c) 2018 - 2021 Analog Devices, Inc. +### SPDX short identifier: BSD-1-Clause +## Auto-generated, do not modify! +#################################################################################### + +LIBRARY_NAME := axi_ad7768 + +GENERIC_DEPS += ../common/ad_rst.v +GENERIC_DEPS += ../common/up_adc_channel.v +GENERIC_DEPS += ../common/up_adc_common.v +GENERIC_DEPS += ../common/up_axi.v +GENERIC_DEPS += ../common/up_clock_mon.v +GENERIC_DEPS += ../common/up_xfer_cntrl.v +GENERIC_DEPS += ../common/up_xfer_status.v +GENERIC_DEPS += axi_ad7768.v +GENERIC_DEPS += axi_ad7768_if.v + +XILINX_DEPS += ../common/ad_datafmt.v +XILINX_DEPS += ../common/up_delay_cntrl.v +XILINX_DEPS += ../xilinx/common/ad_data_clk.v +XILINX_DEPS += ../xilinx/common/ad_data_in.v +XILINX_DEPS += ../xilinx/common/ad_dcfilter.v +XILINX_DEPS += ../xilinx/common/ad_rst_constr.xdc +XILINX_DEPS += ../xilinx/common/up_clock_mon_constr.xdc +XILINX_DEPS += ../xilinx/common/up_xfer_cntrl_constr.xdc +XILINX_DEPS += ../xilinx/common/up_xfer_status_constr.xdc +XILINX_DEPS += axi_ad7768_ip.tcl + +INTEL_DEPS += axi_ad7768_hw.tcl + +include ../scripts/library.mk diff --git a/library/axi_ad7768/axi_ad7768.v b/library/axi_ad7768/axi_ad7768.v new file mode 100644 index 000000000..6d414eddf --- /dev/null +++ b/library/axi_ad7768/axi_ad7768.v @@ -0,0 +1,359 @@ +// *************************************************************************** +// *************************************************************************** +// Copyright 2022 (c) Analog Devices, Inc. All rights reserved. +// +// In this HDL repository, there are many different and unique modules, consisting +// of various HDL (Verilog or VHDL) components. The individual modules are +// developed independently, and may be accompanied by separate and unique license +// terms. +// +// The user should read each of these license terms, and understand the +// freedoms and responsabilities that he or she has by using this source/core. +// +// This core is distributed in the hope that it will be useful, but WITHOUT ANY +// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR +// A PARTICULAR PURPOSE. +// +// Redistribution and use of source or resulting binaries, with or without modification +// of this file, are permitted under one of the following two license terms: +// +// 1. The GNU General Public License version 2 as published by the +// Free Software Foundation, which can be found in the top level directory +// of this repository (LICENSE_GPL2), and also online at: +// +// +// OR +// +// 2. An ADI specific BSD license, which can be found in the top level directory +// of this repository (LICENSE_ADIBSD), and also on-line at: +// https://github.com/analogdevicesinc/hdl/blob/master/LICENSE_ADIBSD +// This will allow to generate bit files and not release the source code, +// as long as it attaches to an ADI device. +// +// *************************************************************************** +// *************************************************************************** + +`timescale 1ns / 1ps + +module axi_ad7768 #( + parameter ID = 0, + parameter NUM_CHANNELS = 8 +) ( + + input adc_dovf, + input clk_in, + input ready_in, + input [ 7:0] data_in, + input adc_sshot, + output adc_enable_0, + output adc_enable_1, + output adc_enable_2, + output adc_enable_3, + output adc_enable_4, + output adc_enable_5, + output adc_enable_6, + output adc_enable_7, + output adc_valid_0, + output adc_valid_1, + output adc_valid_2, + output adc_valid_3, + output adc_valid_4, + output adc_valid_5, + output adc_valid_6, + output adc_valid_7, + output [31:0] adc_data_0, + output [31:0] adc_data_1, + output [31:0] adc_data_2, + output [31:0] adc_data_3, + output [31:0] adc_data_4, + output [31:0] adc_data_5, + output [31:0] adc_data_6, + output [31:0] adc_data_7, + output [31:0] adc_data, + + output adc_clk, + output adc_sync, + output adc_reset, + output adc_valid, + output [ 7:0] adc_crc_ch_mismatch, + + input s_axi_aclk, + input s_axi_aresetn, + input s_axi_awvalid, + input [15:0] s_axi_awaddr, + input [ 2:0] s_axi_awprot, + output s_axi_awready, + input s_axi_wvalid, + input [31:0] s_axi_wdata, + input [ 3:0] s_axi_wstrb, + output s_axi_wready, + output s_axi_bvalid, + output [ 1:0] s_axi_bresp, + input s_axi_bready, + input s_axi_arvalid, + input [15:0] s_axi_araddr, + input [ 2:0] s_axi_arprot, + output s_axi_arready, + output s_axi_rvalid, + output [ 1:0] s_axi_rresp, + output [31:0] s_axi_rdata, + input s_axi_rready +); + + // internal registers + + reg [31:0] up_rdata = 'd0; + reg up_rack = 'd0; + reg up_wack = 'd0; + reg [31:0] up_rdata_r; + reg up_rack_r; + reg up_wack_r; + + // internal signals + + wire adc_rst_s; + wire up_rstn; + wire up_clk; + wire [13:0] up_waddr_s; + wire [13:0] up_raddr_s; + wire adc_clk_s; + wire up_wreq_s; + wire up_rreq_s; + wire [13:0] up_addr_s; + wire [31:0] up_wdata_s; + wire [31:0] up_rdata_s[0:8]; + wire [8:0] up_rack_s; + wire [8:0] up_wack_s; + wire [7:0] adc_enable; + wire [4:0] adc_num_lanes; + wire adc_crc_enable; + wire [7:0] adc_status_header[0:7]; + wire [7:0] adc_crc_err; + + assign up_clk = s_axi_aclk; + assign up_rstn = s_axi_aresetn; + assign adc_clk = adc_clk_s; + assign adc_reset = adc_rst_s; + + assign adc_enable_0 = adc_enable[0]; + assign adc_enable_1 = adc_enable[1]; + assign adc_enable_2 = adc_enable[2]; + assign adc_enable_3 = adc_enable[3]; + assign adc_enable_4 = adc_enable[4]; + assign adc_enable_5 = adc_enable[5]; + assign adc_enable_6 = adc_enable[6]; + assign adc_enable_7 = adc_enable[7]; + assign adc_valid_0 = adc_valid; + assign adc_valid_1 = adc_valid; + assign adc_valid_2 = adc_valid; + assign adc_valid_3 = adc_valid; + assign adc_valid_4 = adc_valid; + assign adc_valid_5 = adc_valid; + assign adc_valid_6 = adc_valid; + assign adc_valid_7 = adc_valid; + assign adc_crc_ch_mismatch = adc_crc_err; + + integer j; + + always @(*) begin + up_rdata_r = 'h00; + up_rack_r = 'h00; + up_wack_r = 'h00; + for (j = 0; j <= 8; j=j+1) begin + up_rack_r = up_rack_r | up_rack_s[j]; + up_wack_r = up_wack_r | up_wack_s[j]; + up_rdata_r = up_rdata_r | up_rdata_s[j]; + end + end + + always @(negedge up_rstn or posedge up_clk) begin + if (up_rstn == 0) begin + up_rdata <= 'd0; + up_rack <= 'd0; + up_wack <= 'd0; + end else begin + up_rdata <= up_rdata_r; + up_rack <= up_rack_r; + up_wack <= up_wack_r; + end + end + + // adc channels + + generate + genvar i; + for (i = 0; i < NUM_CHANNELS; i=i+1) begin : ad7768_channels + up_adc_channel #( + .CHANNEL_ID(i) + ) i_up_adc_channel ( + .adc_clk (adc_clk_s), + .adc_rst (adc_rst_s), + .adc_enable (adc_enable[i]), + .adc_iqcor_enb (), + .adc_dcfilt_enb (), + .adc_dfmt_se (), + .adc_dfmt_type (), + .adc_dfmt_enable (), + .adc_dcfilt_offset (), + .adc_dcfilt_coeff (), + .adc_iqcor_coeff_1 (), + .adc_iqcor_coeff_2 (), + .adc_pnseq_sel (), + .adc_data_sel (), + .adc_pn_err (1'b0), + .adc_pn_oos (1'b0), + .adc_or (1'b0), + .adc_status_header(adc_status_header[i]), + .adc_crc_err(adc_crc_err[i]), + .up_adc_pn_err (), + .up_adc_pn_oos (), + .up_adc_or (), + .up_usr_datatype_be (), + .up_usr_datatype_signed (), + .up_usr_datatype_shift (), + .up_usr_datatype_total_bits (), + .up_usr_datatype_bits (), + .up_usr_decimation_m (), + .up_usr_decimation_n (), + .adc_usr_datatype_be (1'b0), + .adc_usr_datatype_signed (1'b1), + .adc_usr_datatype_shift (8'd0), + .adc_usr_datatype_total_bits (8'd32), + .adc_usr_datatype_bits (8'd32), + .adc_usr_decimation_m (16'd1), + .adc_usr_decimation_n (16'd1), + .up_rstn (up_rstn), + .up_clk (up_clk), + .up_wreq (up_wreq_s), + .up_waddr (up_waddr_s), + .up_wdata (up_wdata_s), + .up_wack (up_wack_s[i]), + .up_rreq (up_rreq_s), + .up_raddr (up_raddr_s), + .up_rdata (up_rdata_s[i]), + .up_rack (up_rack_s[i])); + end + endgenerate + + // adc interface + + axi_ad7768_if #( + .NUM_CHANNELS(NUM_CHANNELS) + ) i_ad7768_if ( + .clk_in (clk_in), + .ready_in (ready_in), + .data_in (data_in), + .adc_clk (adc_clk_s), + .adc_valid (adc_valid), + .adc_data (adc_data), + .adc_sshot(adc_sshot), + .adc_format(adc_num_lanes), + .adc_crc_enable(adc_crc_enable), + .adc_sync(adc_sync), + .adc_data_0 (adc_data_0), + .adc_data_1 (adc_data_1), + .adc_data_2 (adc_data_2), + .adc_data_3 (adc_data_3), + .adc_data_4 (adc_data_4), + .adc_data_5 (adc_data_5), + .adc_data_6 (adc_data_6), + .adc_data_7 (adc_data_7), + .adc_crc_ch_mismatch(adc_crc_err), + .adc_status_0(adc_status_header[0]), + .adc_status_1(adc_status_header[1]), + .adc_status_2(adc_status_header[2]), + .adc_status_3(adc_status_header[3]), + .adc_status_4(adc_status_header[4]), + .adc_status_5(adc_status_header[5]), + .adc_status_6(adc_status_header[6]), + .adc_status_7(adc_status_header[7])); + + // adc up common + + up_adc_common #( + .ID(ID) + ) i_up_adc_common ( + .mmcm_rst (), + .adc_clk (adc_clk_s), + .adc_rst (adc_rst_s), + .adc_r1_mode (), + .adc_ddr_edgesel (), + .adc_pin_mode (), + .adc_status ('h00), + .adc_sync_status (1'b1), + .adc_status_ovf (adc_dovf), + .adc_clk_ratio (32'd1), + .adc_start_code (), + .adc_sref_sync (), + .adc_sync (), + .adc_ext_sync_arm(), + .adc_ext_sync_disarm(), + .adc_ext_sync_manual_req(), + .adc_custom_control(), + .adc_sdr_ddr_n(), + .adc_symb_op(), + .adc_symb_8_16b(), + .adc_num_lanes(adc_num_lanes), + .adc_crc_enable(adc_crc_enable), + .up_pps_rcounter (32'b0), + .up_pps_status (1'b0), + .up_pps_irq_mask (), + .up_adc_ce (), + .up_status_pn_err (1'b0), + .up_status_pn_oos (1'b0), + .up_status_or (1'b0), + .up_adc_r1_mode(), + .up_drp_sel (), + .up_drp_wr (), + .up_drp_addr (), + .up_drp_wdata (), + .up_drp_rdata (32'd0), + .up_drp_ready (1'd0), + .up_drp_locked (1'd1), + .up_usr_chanmax_out (), + .up_usr_chanmax_in (NUM_CHANNELS), + .up_adc_gpio_in (32'b0), + .up_adc_gpio_out (), + .up_rstn (up_rstn), + .up_clk (up_clk), + .up_wreq (up_wreq_s), + .up_waddr (up_waddr_s), + .up_wdata (up_wdata_s), + .up_wack (up_wack_s[NUM_CHANNELS]), + .up_rreq (up_rreq_s), + .up_raddr (up_raddr_s), + .up_rdata (up_rdata_s[NUM_CHANNELS]), + .up_rack (up_rack_s[NUM_CHANNELS])); + + // up bus interface + + up_axi i_up_axi ( + .up_rstn (up_rstn), + .up_clk (up_clk), + .up_axi_awvalid (s_axi_awvalid), + .up_axi_awaddr (s_axi_awaddr), + .up_axi_awready (s_axi_awready), + .up_axi_wvalid (s_axi_wvalid), + .up_axi_wdata (s_axi_wdata), + .up_axi_wstrb (s_axi_wstrb), + .up_axi_wready (s_axi_wready), + .up_axi_bvalid (s_axi_bvalid), + .up_axi_bresp (s_axi_bresp), + .up_axi_bready (s_axi_bready), + .up_axi_arvalid (s_axi_arvalid), + .up_axi_araddr (s_axi_araddr), + .up_axi_arready (s_axi_arready), + .up_axi_rvalid (s_axi_rvalid), + .up_axi_rresp (s_axi_rresp), + .up_axi_rdata (s_axi_rdata), + .up_axi_rready (s_axi_rready), + .up_wreq (up_wreq_s), + .up_waddr (up_waddr_s), + .up_wdata (up_wdata_s), + .up_wack (up_wack), + .up_rreq (up_rreq_s), + .up_raddr (up_raddr_s), + .up_rdata (up_rdata), + .up_rack (up_rack)); + +endmodule diff --git a/library/axi_ad7768/axi_ad7768_hw.tcl b/library/axi_ad7768/axi_ad7768_hw.tcl new file mode 100644 index 000000000..9cc74d928 --- /dev/null +++ b/library/axi_ad7768/axi_ad7768_hw.tcl @@ -0,0 +1,78 @@ + +package require qsys +source ../../scripts/adi_env.tcl +source ../scripts/adi_ip_intel.tcl + +set_module_property NAME axi_ad7768 +set_module_property DESCRIPTION "AXI AD7768 IP core" +set_module_property VERSION 1.0 +set_module_property GROUP "Analog Devices" +set_module_property DISPLAY_NAME axi_ad7768 +set_module_property ELABORATION_CALLBACK create_ports +# source files + +ad_ip_files axi_ad7768 [list \ + "$ad_hdl_dir/library/common/ad_rst.v" \ + "$ad_hdl_dir/library/common/up_adc_channel.v" \ + "$ad_hdl_dir/library/common/up_adc_common.v" \ + "$ad_hdl_dir/library/common/up_axi.v" \ + "$ad_hdl_dir/library/common/up_clock_mon.v" \ + "$ad_hdl_dir/library/common/up_xfer_cntrl.v" \ + "$ad_hdl_dir/library/common/up_xfer_status.v" \ + "axi_ad7768_if.v" \ + "axi_ad7768.v"] + +# IP parameters + +add_parameter ID INTEGER 0 +set_parameter_property ID DEFAULT_VALUE 0 +set_parameter_property ID DISPLAY_NAME "ID" +set_parameter_property ID UNITS None +set_parameter_property ID HDL_PARAMETER true + + +set group "General Configuration" + +ad_ip_parameter NUM_CHANNELS INTEGER 8 true [list \ + DISPLAY_NAME "Number of channels" \ + DISPLAY_UNITS "channels" \ + ALLOWED_RANGES {4 8} \ + GROUP $group \ +] + +# AXI4 Memory Mapped Interface + +ad_ip_intf_s_axi s_axi_aclk s_axi_aresetn 15 + +# ad7768_if and axi_gpreg ports + +ad_interface signal adc_dovf input 1 ovf +ad_interface signal clk_in input 1 +ad_interface signal ready_in input 1 +ad_interface signal data_in input 8 + +ad_interface reset adc_reset output 1 +ad_interface clock adc_clk output 1 +ad_interface signal adc_sync output 1 sync +ad_interface signal adc_valid output 1 valid +ad_interface signal adc_data output 32 data + +set_interface_property if_adc_reset associatedClock if_adc_clk + +proc create_ports {} { +set num_channels [get_parameter_value "NUM_CHANNELS"] +set samples_per_channel 1 +set sample_data_width 32 +set channel_data_width [expr $sample_data_width * $samples_per_channel] + +for {set n 0} {$n < $num_channels} {incr n} { +add_interface adc_ch_$n conduit end +add_interface_port adc_ch_$n adc_enable_$n enable Output 1 +add_interface_port adc_ch_$n adc_data_$n data Output $sample_data_width +add_interface_port adc_ch_$n adc_valid_$n valid Output 1 +set_interface_property adc_ch_$n associatedClock if_adc_clk +set_interface_property adc_ch_$n associatedReset none +} + +} + diff --git a/library/axi_ad7768/axi_ad7768_if.v b/library/axi_ad7768/axi_ad7768_if.v new file mode 100644 index 000000000..068095328 --- /dev/null +++ b/library/axi_ad7768/axi_ad7768_if.v @@ -0,0 +1,489 @@ +// *************************************************************************** +// *************************************************************************** +// Copyright 2014 - 2022 (c) Analog Devices, Inc. All rights reserved. +// +// In this HDL repository, there are many different and unique modules, consisting +// of various HDL (Verilog or VHDL) components. The individual modules are +// developed independently, and may be accompanied by separate and unique license +// terms. +// +// The user should read each of these license terms, and understand the +// freedoms and responsibilities that he or she has by using this source/core. +// +// This core is distributed in the hope that it will be useful, but WITHOUT ANY +// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR +// A PARTICULAR PURPOSE. +// +// Redistribution and use of source or resulting binaries, with or without modification +// of this file, are permitted under one of the following two license terms: +// +// 1. The GNU General Public License version 2 as published by the +// Free Software Foundation, which can be found in the top level directory +// of this repository (LICENSE_GPL2), and also online at: +// +// +// OR +// +// 2. An ADI specific BSD license, which can be found in the top level directory +// of this repository (LICENSE_ADIBSD), and also on-line at: +// https://github.com/analogdevicesinc/hdl/blob/master/LICENSE_ADIBSD +// This will allow to generate bit files and not release the source code, +// as long as it attaches to an ADI device. +// +// *************************************************************************** +// *************************************************************************** + +`timescale 1ns/100ps + +module axi_ad7768_if #( + parameter NUM_CHANNELS = 8 +) ( + + // device-interface + + input clk_in, + input ready_in, + input [ 7:0] data_in, + + // data path interface + + output adc_clk, + output adc_valid, + output [ 31:0] adc_data, + output adc_sync, + output [ 31:0] adc_data_0, + output [ 31:0] adc_data_1, + output [ 31:0] adc_data_2, + output [ 31:0] adc_data_3, + output [ 31:0] adc_data_4, + output [ 31:0] adc_data_5, + output [ 31:0] adc_data_6, + output [ 31:0] adc_data_7, + output [ 7:0] adc_status_0, + output [ 7:0] adc_status_1, + output [ 7:0] adc_status_2, + output [ 7:0] adc_status_3, + output [ 7:0] adc_status_4, + output [ 7:0] adc_status_5, + output [ 7:0] adc_status_6, + output [ 7:0] adc_status_7, + output [ 7:0] adc_crc_ch_mismatch, + + // control interface + + input adc_sshot, + input [ 4:0] adc_format, + input adc_crc_enable +); + + // internal registers + + reg [ 95:0] adc_crc_data_s [0:7]; + reg [ 7:0] adc_crc_read_data [0:7]; + reg [ 7:0] adc_crc_reg [0:7]; + reg [ 31:0] adc_data_s_d [0:7]; + reg [ 31:0] adc_data_s [0:7]; + reg [ 31:0] adc_data_int = 'd0; + reg [ 3:0] adc_crc_cnt = 'd0; + reg [ 8:0] adc_cnt_p = 'd0; + reg [255:0] adc_data_p = 'd0; + reg [255:0] adc_ch_data_d0 = 'd0; + reg [255:0] adc_ch_data_d1 = 'd0; + reg [255:0] adc_ch_data_d2 = 'd0; + reg [255:0] adc_ch_data_d3 = 'd0; + reg [255:0] adc_ch_data_d4 = 'd0; + reg [255:0] adc_ch_data_d5 = 'd0; + reg [255:0] adc_ch_data_d6 = 'd0; + reg [255:0] adc_ch_data_d7 = 'd0; + reg [ 7:0] adc_status_0_s = 'd0; + reg [ 7:0] adc_status_1_s = 'd0; + reg [ 7:0] adc_status_2_s = 'd0; + reg [ 7:0] adc_status_3_s = 'd0; + reg [ 7:0] adc_status_4_s = 'd0; + reg [ 7:0] adc_status_5_s = 'd0; + reg [ 7:0] adc_status_6_s = 'd0; + reg [ 7:0] adc_status_7_s = 'd0; + reg [ 7:0] adc_crc_ch_mismatch_s = 'd0; + reg adc_valid_s = 'b0; + reg adc_valid_s_d = 'b0; + reg adc_crc_valid_p = 'b0; + reg sync_ss = 'd0; + reg adc_valid_p = 'd0; + reg adc_ready = 'd0; + + // internal signals + + wire [ 7:0] adc_crc_in_s [0:7]; + wire [ 7:0] adc_crc_s [0:7]; + wire [ 3:0] adc_crc_cnt_value; + wire [ 8:0] adc_cnt_value; + wire [ 7:0] adc_crc_mismatch_s; + wire adc_crc_cnt_enable_s; + wire adc_cnt_enable_s; + wire adc_ready_in_s; + wire crc_in_sync_n; + + // function (crc8) + + function [ 7:0] crc8; + input [95:0] din; + input [ 7:0] cin; + reg [ 7:0] cout; + begin + + cout[0] = cin[0] ^ cin[2] ^ cin[4] ^ cin[5] ^ cin[6] ^ din[0] ^ din[6] ^ din[7] ^ din[8] ^ din[12] ^ din[14] ^ din[16] ^ + din[18] ^ din[19] ^ din[21] ^ din[23] ^ din[28] ^ din[30] ^ din[31] ^ din[34] ^ din[35] ^ din[39] ^ din[40] ^ din[43] ^ + din[45] ^ din[48] ^ din[49] ^ din[50] ^ din[52] ^ din[53] ^ din[54] ^ din[56] ^ din[60] ^ din[63] ^ din[64] ^ din[66] ^ + din[67] ^ din[68] ^ din[69] ^ din[74] ^ din[75] ^ din[77] ^ din[80] ^ din[84] ^ din[85] ^ din[86] ^ din[87] ^ din[88] ^ + din[90] ^ din[92] ^ din[93] ^ din[94]; + cout[1] = cin[1] ^ cin[2] ^ cin[3] ^ cin[4] ^ cin[7] ^ din[0] ^ din[1] ^ din[6] ^ din[9] ^ din[12] ^ din[13] ^ din[14] ^ + din[15] ^ din[16] ^ din[17] ^ din[18] ^ din[20] ^ din[21] ^ din[22] ^ din[23] ^ din[24] ^ din[28] ^ din[29] ^ din[30] ^ + din[32] ^ din[34] ^ din[36] ^ din[39] ^ din[41] ^ din[43] ^ din[44] ^ din[45] ^ din[46] ^ din[48] ^ din[51] ^ din[52] ^ + din[55] ^ din[56] ^ din[57] ^ din[60] ^ din[61] ^ din[63] ^ din[65] ^ din[66] ^ din[70] ^ din[74] ^ din[76] ^ din[77] ^ + din[78] ^ din[80] ^ din[81] ^ din[84] ^ din[89] ^ din[90] ^ din[91] ^ din[92] ^ din[95]; + cout[2] = cin[0] ^ cin[3] ^ cin[6] ^ din[0] ^ din[1] ^ din[2] ^ din[6] ^ din[8] ^ din[10] ^ din[12] ^ din[13] ^ din[15] ^ + din[17] ^ din[22] ^ din[24] ^ din[25] ^ din[28] ^ din[29] ^ din[33] ^ din[34] ^ din[37] ^ din[39] ^ din[42] ^ din[43] ^ + din[44] ^ din[46] ^ din[47] ^ din[48] ^ din[50] ^ din[54] ^ din[57] ^ din[58] ^ din[60] ^ din[61] ^ din[62] ^ din[63] ^ + din[68] ^ din[69] ^ din[71] ^ din[74] ^ din[78] ^ din[79] ^ din[80] ^ din[81] ^ din[82] ^ din[84] ^ din[86] ^ din[87] ^ + din[88] ^ din[91] ^ din[94]; + cout[3] = cin[0] ^ cin[1] ^ cin[4] ^ cin[7] ^ din[1] ^ din[2] ^ din[3] ^ din[7] ^ din[9] ^ din[11] ^ din[13] ^ din[14] ^ + din[16] ^ din[18] ^ din[23] ^ din[25] ^ din[26] ^ din[29] ^ din[30] ^ din[34] ^ din[35] ^ din[38] ^ din[40] ^ din[43] ^ + din[44] ^ din[45] ^ din[47] ^ din[48] ^ din[49] ^ din[51] ^ din[55] ^ din[58] ^ din[59] ^ din[61] ^ din[62] ^ din[63] ^ + din[64] ^ din[69] ^ din[70] ^ din[72] ^ din[75] ^ din[79] ^ din[80] ^ din[81] ^ din[82] ^ din[83] ^ din[85] ^ din[87] ^ + din[88] ^ din[89] ^ din[92] ^ din[95]; + cout[4] = cin[0] ^ cin[1] ^ cin[2] ^ cin[5] ^ din[2] ^ din[3] ^ din[4] ^ din[8] ^ din[10] ^ din[12] ^ din[14] ^ din[15] ^ + din[17] ^ din[19] ^ din[24] ^ din[26] ^ din[27] ^ din[30] ^ din[31] ^ din[35] ^ din[36] ^ din[39] ^ din[41] ^ din[44] ^ + din[45] ^ din[46] ^ din[48] ^ din[49] ^ din[50] ^ din[52] ^ din[56] ^ din[59] ^ din[60] ^ din[62] ^ din[63] ^ din[64] ^ + din[65] ^ din[70] ^ din[71] ^ din[73] ^ din[76] ^ din[80] ^ din[81] ^ din[82] ^ din[83] ^ din[84] ^ din[86] ^ din[88] ^ + din[89] ^ din[90] ^ din[93]; + cout[5] = cin[1] ^ cin[2] ^ cin[3] ^ cin[6] ^ din[3] ^ din[4] ^ din[5] ^ din[9] ^ din[11] ^ din[13] ^ din[15] ^ din[16] ^ + din[18] ^ din[20] ^ din[25] ^ din[27] ^ din[28] ^ din[31] ^ din[32] ^ din[36] ^ din[37] ^ din[40] ^ din[42] ^ din[45] ^ + din[46] ^ din[47] ^ din[49] ^ din[50] ^ din[51] ^ din[53] ^ din[57] ^ din[60] ^ din[61] ^ din[63] ^ din[64] ^ din[65] ^ + din[66] ^ din[71] ^ din[72] ^ din[74] ^ din[77] ^ din[81] ^ din[82] ^ din[83] ^ din[84] ^ din[85] ^ din[87] ^ din[89] ^ + din[90] ^ din[91] ^ din[94]; + cout[6] = cin[0] ^ cin[2] ^ cin[3] ^ cin[4] ^ cin[7] ^ din[4] ^ din[5] ^ din[6] ^ din[10] ^ din[12] ^ din[14] ^ din[16] ^ + din[17] ^ din[19] ^ din[21] ^ din[26] ^ din[28] ^ din[29] ^ din[32] ^ din[33] ^ din[37] ^ din[38] ^ din[41] ^ din[43] ^ + din[46] ^ din[47] ^ din[48] ^ din[50] ^ din[51] ^ din[52] ^ din[54] ^ din[58] ^ din[61] ^ din[62] ^ din[64] ^ din[65] ^ + din[66] ^ din[67] ^ din[72] ^ din[73] ^ din[75] ^ din[78] ^ din[82] ^ din[83] ^ din[84] ^ din[85] ^ din[86] ^ din[88] ^ + din[90] ^ din[91] ^ din[92] ^ din[95]; + cout[7] = cin[1] ^ cin[3] ^ cin[4] ^ cin[5] ^ din[5] ^ din[6] ^ din[7] ^ din[11] ^ din[13] ^ din[15] ^ din[17] ^ din[18] ^ + din[20] ^ din[22] ^ din[27] ^ din[29] ^ din[30] ^ din[33] ^ din[34] ^ din[38] ^ din[39] ^ din[42] ^ din[44] ^ din[47] ^ + din[48] ^ din[49] ^ din[51] ^ din[52] ^ din[53] ^ din[55] ^ din[59] ^ din[62] ^ din[63] ^ din[65] ^ din[66] ^ din[67] ^ + din[68] ^ din[73] ^ din[74] ^ din[76] ^ din[79] ^ din[83] ^ din[84] ^ din[85] ^ din[86] ^ din[87] ^ din[89] ^ din[91] ^ + din[92] ^ din[93]; + crc8 = cout; + end + endfunction + + assign adc_ready_in_s = ready_in; + assign adc_clk = clk_in; + assign adc_valid = adc_valid_s_d; + assign adc_data= adc_data_int; + assign adc_data_0 = adc_data_s_d[0]; + assign adc_data_1 = adc_data_s_d[1]; + assign adc_data_2 = adc_data_s_d[2]; + assign adc_data_3 = adc_data_s_d[3]; + assign adc_data_4 = adc_data_s_d[4]; + assign adc_data_5 = adc_data_s_d[5]; + assign adc_data_6 = adc_data_s_d[6]; + assign adc_data_7 = adc_data_s_d[7]; + assign adc_status_0 = adc_status_0_s; + assign adc_status_1 = adc_status_1_s; + assign adc_status_2 = adc_status_2_s; + assign adc_status_3 = adc_status_3_s; + assign adc_status_4 = adc_status_4_s; + assign adc_status_5 = adc_status_5_s; + assign adc_status_6 = adc_status_6_s; + assign adc_status_7 = adc_status_7_s; + assign adc_crc_ch_mismatch = adc_crc_ch_mismatch_s; + assign crc_in_sync_n = |adc_crc_mismatch_s; + + // CRC check + + assign adc_crc_mismatch_s[0] = (adc_crc_read_data[0] == adc_crc_s[0]) ? 1'b0 : adc_crc_enable; + assign adc_crc_mismatch_s[1] = (adc_crc_read_data[1] == adc_crc_s[1]) ? 1'b0 : adc_crc_enable; + assign adc_crc_mismatch_s[2] = (adc_crc_read_data[2] == adc_crc_s[2]) ? 1'b0 : adc_crc_enable; + assign adc_crc_mismatch_s[3] = (adc_crc_read_data[3] == adc_crc_s[3]) ? 1'b0 : adc_crc_enable; + assign adc_crc_mismatch_s[4] = (adc_crc_read_data[4] == adc_crc_s[4] || NUM_CHANNELS == 4) ? 1'b0 : adc_crc_enable; + assign adc_crc_mismatch_s[5] = (adc_crc_read_data[5] == adc_crc_s[5] || NUM_CHANNELS == 4) ? 1'b0 : adc_crc_enable; + assign adc_crc_mismatch_s[6] = (adc_crc_read_data[6] == adc_crc_s[6] || NUM_CHANNELS == 4) ? 1'b0 : adc_crc_enable; + assign adc_crc_mismatch_s[7] = (adc_crc_read_data[7] == adc_crc_s[7] || NUM_CHANNELS == 4) ? 1'b0 : adc_crc_enable; + + assign adc_crc_s[0] = crc8(adc_crc_data_s[0], adc_crc_in_s[0]); + assign adc_crc_s[1] = crc8(adc_crc_data_s[1], adc_crc_in_s[1]); + assign adc_crc_s[2] = crc8(adc_crc_data_s[2], adc_crc_in_s[2]); + assign adc_crc_s[3] = crc8(adc_crc_data_s[3], adc_crc_in_s[3]); + assign adc_crc_s[4] = crc8(adc_crc_data_s[4], adc_crc_in_s[4]); + assign adc_crc_s[5] = crc8(adc_crc_data_s[5], adc_crc_in_s[5]); + assign adc_crc_s[6] = crc8(adc_crc_data_s[6], adc_crc_in_s[6]); + assign adc_crc_s[7] = crc8(adc_crc_data_s[7], adc_crc_in_s[7]); + + assign adc_crc_in_s[0] = (adc_crc_enable == 'd1) ? 8'hff : adc_crc_reg[0]; + assign adc_crc_in_s[1] = (adc_crc_enable == 'd1) ? 8'hff : adc_crc_reg[1]; + assign adc_crc_in_s[2] = (adc_crc_enable == 'd1) ? 8'hff : adc_crc_reg[2]; + assign adc_crc_in_s[3] = (adc_crc_enable == 'd1) ? 8'hff : adc_crc_reg[3]; + assign adc_crc_in_s[4] = (adc_crc_enable == 'd1) ? 8'hff : adc_crc_reg[4]; + assign adc_crc_in_s[5] = (adc_crc_enable == 'd1) ? 8'hff : adc_crc_reg[5]; + assign adc_crc_in_s[6] = (adc_crc_enable == 'd1) ? 8'hff : adc_crc_reg[6]; + assign adc_crc_in_s[7] = (adc_crc_enable == 'd1) ? 8'hff : adc_crc_reg[7]; + + assign adc_sync = adc_valid_s & ~adc_valid_s_d & sync_ss; + + // serial output data + + always @(posedge adc_clk) begin + if (adc_valid_s) begin + sync_ss <= 1'h1; + end else if (adc_sync) begin + sync_ss <= 1'h0; + end + + adc_data_int <= adc_ch_data_d0[((32*0)+31):(32*0)] | adc_ch_data_d1[((32*1)+31):(32*1)] | adc_ch_data_d2[((32*2)+31):(32*2)] | + adc_ch_data_d3[((32*3)+31):(32*3)] | adc_ch_data_d4[((32*4)+31):(32*4)] | adc_ch_data_d5[((32*5)+31):(32*5)] | + adc_ch_data_d6[((32*6)+31):(32*6)] | adc_ch_data_d7[((32*7)+31):(32*7)]; + + adc_ch_data_d0 <= {adc_ch_data_d0[((32*6)+31):(32*0)],adc_data_s[0]}; + adc_ch_data_d1 <= {adc_ch_data_d1[((32*6)+31):(32*0)],adc_data_s[1]}; + adc_ch_data_d2 <= {adc_ch_data_d2[((32*6)+31):(32*0)],adc_data_s[2]}; + adc_ch_data_d3 <= {adc_ch_data_d3[((32*6)+31):(32*0)],adc_data_s[3]}; + adc_ch_data_d4 <= {adc_ch_data_d4[((32*6)+31):(32*0)],adc_data_s[4]}; + adc_ch_data_d5 <= {adc_ch_data_d5[((32*6)+31):(32*0)],adc_data_s[5]}; + adc_ch_data_d6 <= {adc_ch_data_d6[((32*6)+31):(32*0)],adc_data_s[6]}; + adc_ch_data_d7 <= {adc_ch_data_d7[((32*6)+31):(32*0)],adc_data_s[7]}; + + end + + always @(posedge adc_clk) begin + + adc_status_0_s <= (adc_valid_s == 1'b1 ) ? adc_data_s[0][31:24]: adc_status_0_s; + adc_status_1_s <= (adc_valid_s == 1'b1 ) ? adc_data_s[1][31:24]: adc_status_1_s; + adc_status_2_s <= (adc_valid_s == 1'b1 ) ? adc_data_s[2][31:24]: adc_status_2_s; + adc_status_3_s <= (adc_valid_s == 1'b1 ) ? adc_data_s[3][31:24]: adc_status_3_s; + adc_status_4_s <= (adc_valid_s == 1'b1 ) ? adc_data_s[4][31:24]: adc_status_4_s; + adc_status_5_s <= (adc_valid_s == 1'b1 ) ? adc_data_s[5][31:24]: adc_status_5_s; + adc_status_6_s <= (adc_valid_s == 1'b1 ) ? adc_data_s[6][31:24]: adc_status_6_s; + adc_status_7_s <= (adc_valid_s == 1'b1 ) ? adc_data_s[7][31:24]: adc_status_7_s; + adc_crc_ch_mismatch_s[0] <= (adc_crc_valid_p == 1'b1 ) ? adc_crc_mismatch_s[0] : adc_crc_ch_mismatch_s[0]; + adc_crc_ch_mismatch_s[1] <= (adc_crc_valid_p == 1'b1 ) ? adc_crc_mismatch_s[1] : adc_crc_ch_mismatch_s[1]; + adc_crc_ch_mismatch_s[2] <= (adc_crc_valid_p == 1'b1 ) ? adc_crc_mismatch_s[2] : adc_crc_ch_mismatch_s[2]; + adc_crc_ch_mismatch_s[3] <= (adc_crc_valid_p == 1'b1 ) ? adc_crc_mismatch_s[3] : adc_crc_ch_mismatch_s[3]; + adc_crc_ch_mismatch_s[4] <= (adc_crc_valid_p == 1'b1 ) ? adc_crc_mismatch_s[4] : adc_crc_ch_mismatch_s[4]; + adc_crc_ch_mismatch_s[5] <= (adc_crc_valid_p == 1'b1 ) ? adc_crc_mismatch_s[5] : adc_crc_ch_mismatch_s[5]; + adc_crc_ch_mismatch_s[6] <= (adc_crc_valid_p == 1'b1 ) ? adc_crc_mismatch_s[6] : adc_crc_ch_mismatch_s[6]; + adc_crc_ch_mismatch_s[7] <= (adc_crc_valid_p == 1'b1 ) ? adc_crc_mismatch_s[7] : adc_crc_ch_mismatch_s[7]; + + end + + // 4 samples counter for crc + + assign adc_crc_cnt_value = 4'h4; + + assign adc_crc_cnt_enable_s = (adc_crc_cnt < adc_crc_cnt_value) ? 1'b1 : 1'b0; + + always @(posedge adc_clk) begin + if ( (crc_in_sync_n == 1'b0) || (adc_crc_enable == 1'b0) || (adc_crc_cnt_enable_s ==1'b0)) begin + adc_crc_cnt <= 4'd0; + end else if ( (adc_valid_p == 1'b1) && (adc_crc_enable == 1'b1)) begin + adc_crc_cnt <= adc_crc_cnt + 1'b1; + end + + if (adc_crc_cnt == adc_crc_cnt_value ) begin + adc_crc_valid_p <= 1'b1; + end else begin + adc_crc_valid_p <= 1'b0; + end + end + + // capturing crc data + + always @(posedge adc_clk) begin + if(adc_valid_s == 1'b1 ) begin + adc_crc_data_s[0] <= {adc_crc_data_s[0][71:0],adc_data_s[0][23:0]}; + adc_crc_data_s[1] <= {adc_crc_data_s[1][71:0],adc_data_s[1][23:0]}; + adc_crc_data_s[2] <= {adc_crc_data_s[2][71:0],adc_data_s[2][23:0]}; + adc_crc_data_s[3] <= {adc_crc_data_s[3][71:0],adc_data_s[3][23:0]}; + adc_crc_data_s[4] <= {adc_crc_data_s[4][71:0],adc_data_s[4][23:0]}; + adc_crc_data_s[5] <= {adc_crc_data_s[5][71:0],adc_data_s[5][23:0]}; + adc_crc_data_s[6] <= {adc_crc_data_s[6][71:0],adc_data_s[6][23:0]}; + adc_crc_data_s[7] <= {adc_crc_data_s[7][71:0],adc_data_s[7][23:0]}; + adc_crc_read_data[0] <=adc_data_s[0][31:24]; + adc_crc_read_data[1] <=adc_data_s[1][31:24]; + adc_crc_read_data[2] <=adc_data_s[2][31:24]; + adc_crc_read_data[3] <=adc_data_s[3][31:24]; + adc_crc_read_data[4] <=adc_data_s[4][31:24]; + adc_crc_read_data[5] <=adc_data_s[5][31:24]; + adc_crc_read_data[6] <=adc_data_s[6][31:24]; + adc_crc_read_data[7] <=adc_data_s[7][31:24]; + adc_crc_reg[0] <= adc_crc_s[0]; + adc_crc_reg[1] <= adc_crc_s[1]; + adc_crc_reg[2] <= adc_crc_s[2]; + adc_crc_reg[3] <= adc_crc_s[3]; + adc_crc_reg[4] <= adc_crc_s[4]; + adc_crc_reg[5] <= adc_crc_s[5]; + adc_crc_reg[6] <= adc_crc_s[6]; + adc_crc_reg[7] <= adc_crc_s[7]; + end else begin + adc_crc_data_s[0] <= adc_crc_data_s[0]; + adc_crc_data_s[1] <= adc_crc_data_s[1]; + adc_crc_data_s[2] <= adc_crc_data_s[2]; + adc_crc_data_s[3] <= adc_crc_data_s[3]; + adc_crc_data_s[4] <= adc_crc_data_s[4]; + adc_crc_data_s[5] <= adc_crc_data_s[5]; + adc_crc_data_s[6] <= adc_crc_data_s[6]; + adc_crc_data_s[7] <= adc_crc_data_s[7]; + adc_crc_read_data[0] <= 8'b0; + adc_crc_read_data[1] <= 8'b0; + adc_crc_read_data[2] <= 8'b0; + adc_crc_read_data[3] <= 8'b0; + adc_crc_read_data[4] <= 8'b0; + adc_crc_read_data[5] <= 8'b0; + adc_crc_read_data[6] <= 8'b0; + adc_crc_read_data[7] <= 8'b0; + adc_crc_reg[0] <= 'b0; + adc_crc_reg[1] <= 'b0; + adc_crc_reg[2] <= 'b0; + adc_crc_reg[3] <= 'b0; + adc_crc_reg[4] <= 'b0; + adc_crc_reg[5] <= 'b0; + adc_crc_reg[6] <= 'b0; + adc_crc_reg[7] <= 'b0; + end + end + + // data capturing counter + + assign adc_cnt_value = (adc_format == 'h0 && NUM_CHANNELS == 8 ) ? 'hff : + (( adc_format == 'h1 || (adc_format == 'h0 && NUM_CHANNELS == 4 )) ? 'h7f : 'h1f ); + + assign adc_cnt_enable_s = (adc_cnt_p < adc_cnt_value) ? 1'b1 : 1'b0; + + always @(negedge adc_clk) begin + if (adc_ready == 1'b0 || adc_cnt_enable_s ==1'b0 ) begin + adc_cnt_p <= 'h000; + end else if (adc_cnt_enable_s == 1'b1) begin + adc_cnt_p <= adc_cnt_p + 1'b1; + end + if (adc_cnt_p == adc_cnt_value) begin + adc_valid_p <= 1'b1; + end else begin + adc_valid_p <= 1'b0; + end + end + + //delay data 1 clk for data, data_valid and crc mismatch for alignment + + always @(posedge adc_clk) begin + if (adc_valid_s == 1'b1) begin + adc_data_s_d[0] <= adc_data_s[0]; + adc_data_s_d[1] <= adc_data_s[1]; + adc_data_s_d[2] <= adc_data_s[2]; + adc_data_s_d[3] <= adc_data_s[3]; + adc_data_s_d[4] <= adc_data_s[4]; + adc_data_s_d[5] <= adc_data_s[5]; + adc_data_s_d[6] <= adc_data_s[6]; + adc_data_s_d[7] <= adc_data_s[7]; + adc_valid_s_d <= adc_valid_s; + end else begin + adc_data_s_d[0] <= 32'b0; + adc_data_s_d[1] <= 32'b0; + adc_data_s_d[2] <= 32'b0; + adc_data_s_d[3] <= 32'b0; + adc_data_s_d[4] <= 32'b0; + adc_data_s_d[5] <= 32'b0; + adc_data_s_d[6] <= 32'b0; + adc_data_s_d[7] <= 32'b0; + adc_valid_s_d <= 1'b0; + end + end + + always @(posedge adc_clk) begin + if (adc_valid_p == 1'b1) begin + if( adc_format == 'h0 && NUM_CHANNELS == 8 ) begin // 1 active line + adc_data_s[0] <= adc_data_p[((32*7)+31):(32*7)]; + adc_data_s[1] <= adc_data_p[((32*6)+31):(32*6)]; + adc_data_s[2] <= adc_data_p[((32*5)+31):(32*5)]; + adc_data_s[3] <= adc_data_p[((32*4)+31):(32*4)]; + adc_data_s[4] <= adc_data_p[((32*3)+31):(32*3)]; + adc_data_s[5] <= adc_data_p[((32*2)+31):(32*2)]; + adc_data_s[6] <= adc_data_p[((32*1)+31):(32*1)]; + adc_data_s[7] <= adc_data_p[((32*0)+31):(32*0)]; + end else if( adc_format == 'h1 || (adc_format == 'h0 && NUM_CHANNELS == 4 )) begin // 2 active lines or 1 for ad7768-4 + adc_data_s[0] <= adc_data_p[((32*3)+31):(32*3)]; + adc_data_s[1] <= adc_data_p[((32*2)+31):(32*2)]; + adc_data_s[2] <= adc_data_p[((32*1)+31):(32*1)]; + adc_data_s[3] <= adc_data_p[((32*0)+31):(32*0)]; + adc_data_s[4] <= adc_data_p[((32*7)+31):(32*7)]; + adc_data_s[5] <= adc_data_p[((32*6)+31):(32*6)]; + adc_data_s[6] <= adc_data_p[((32*5)+31):(32*5)]; + adc_data_s[7] <= adc_data_p[((32*4)+31):(32*4)]; + end else begin // 8 active lines + adc_data_s[0] <= adc_data_p[((32*0)+31):(32*0)]; + adc_data_s[1] <= adc_data_p[((32*1)+31):(32*1)]; + adc_data_s[2] <= adc_data_p[((32*2)+31):(32*2)]; + adc_data_s[3] <= adc_data_p[((32*3)+31):(32*3)]; + adc_data_s[4] <= adc_data_p[((32*4)+31):(32*4)]; + adc_data_s[5] <= adc_data_p[((32*5)+31):(32*5)]; + adc_data_s[6] <= adc_data_p[((32*6)+31):(32*6)]; + adc_data_s[7] <= adc_data_p[((32*7)+31):(32*7)]; + end + adc_valid_s <= adc_valid_p; + end else begin + adc_data_s[0] <= 32'b0; + adc_data_s[1] <= 32'b0; + adc_data_s[2] <= 32'b0; + adc_data_s[3] <= 32'b0; + adc_data_s[4] <= 32'b0; + adc_data_s[5] <= 32'b0; + adc_data_s[6] <= 32'b0; + adc_data_s[7] <= 32'b0; + adc_valid_s <= 1'b0; + end + end + + // data (individual lanes) + + always @(negedge adc_clk) begin + if( adc_format == 'h0 && NUM_CHANNELS == 8 ) begin // 1 active line for ad7768 + if (adc_cnt_p == 'h0 ) begin + adc_data_p[((256*0)+255):(256*0)] <= {255'd0, data_in[0]}; + end else begin + adc_data_p[((256*0)+255):(255*0)] <= {adc_data_p[((256*0)+254):(256*0)], data_in[0]}; + end + end else if( adc_format == 'h1 || (adc_format == 'h0 && NUM_CHANNELS == 4 )) begin // 2 active lines or 1 active lane for ad7768-4 + if (adc_cnt_p == 'h0 ) begin + adc_data_p[((128*0)+127):(128*0)] <= {127'd0, data_in[0]}; + adc_data_p[((128*1)+127):(128*1)] <= {127'd0, data_in[1]}; + end else begin + adc_data_p[((128*0)+127):(128*0)] <= {adc_data_p[((128*0)+126):(128*0)], data_in[0]}; + adc_data_p[((128*1)+127):(128*1)] <= {adc_data_p[((128*1)+126):(128*1)], data_in[1]}; + end + end else if( adc_format == 'h2 ) begin // 8 active lines or 4 active lane for ad7768-4 + if (adc_cnt_p == 'h0 ) begin + adc_data_p[((32*0)+31):(32*0)] <= {31'd0, data_in[0]}; + adc_data_p[((32*1)+31):(32*1)] <= {31'd0, data_in[1]}; + adc_data_p[((32*2)+31):(32*2)] <= {31'd0, data_in[2]}; + adc_data_p[((32*3)+31):(32*3)] <= {31'd0, data_in[3]}; + adc_data_p[((32*4)+31):(32*4)] <= {31'd0, data_in[4]}; + adc_data_p[((32*5)+31):(32*5)] <= {31'd0, data_in[5]}; + adc_data_p[((32*6)+31):(32*6)] <= {31'd0, data_in[6]}; + adc_data_p[((32*7)+31):(32*7)] <= {31'd0, data_in[7]}; + end else begin + adc_data_p[((32*0)+31):(32*0)] <= {adc_data_p[((32*0)+30):(32*0)], data_in[0]}; + adc_data_p[((32*1)+31):(32*1)] <= {adc_data_p[((32*1)+30):(32*1)], data_in[1]}; + adc_data_p[((32*2)+31):(32*2)] <= {adc_data_p[((32*2)+30):(32*2)], data_in[2]}; + adc_data_p[((32*3)+31):(32*3)] <= {adc_data_p[((32*3)+30):(32*3)], data_in[3]}; + adc_data_p[((32*4)+31):(32*4)] <= {adc_data_p[((32*4)+30):(32*4)], data_in[4]}; + adc_data_p[((32*5)+31):(32*5)] <= {adc_data_p[((32*5)+30):(32*5)], data_in[5]}; + adc_data_p[((32*6)+31):(32*6)] <= {adc_data_p[((32*6)+30):(32*6)], data_in[6]}; + adc_data_p[((32*7)+31):(32*7)] <= {adc_data_p[((32*7)+30):(32*7)], data_in[7]}; + end + end + end + + // ready (single shot or continous) + + always @(posedge adc_clk) begin + adc_ready <= adc_sshot ~^ adc_ready_in_s; + end + +endmodule diff --git a/library/axi_ad7768/axi_ad7768_ip.tcl b/library/axi_ad7768/axi_ad7768_ip.tcl new file mode 100644 index 000000000..e6f93c3d5 --- /dev/null +++ b/library/axi_ad7768/axi_ad7768_ip.tcl @@ -0,0 +1,62 @@ +# ip + +source ../../scripts/adi_env.tcl +source $ad_hdl_dir/library/scripts/adi_ip_xilinx.tcl + +adi_ip_create axi_ad7768 + +adi_ip_files axi_ad7768 [list \ + "$ad_hdl_dir/library/common/ad_rst.v" \ + "$ad_hdl_dir/library/xilinx/common/ad_data_clk.v" \ + "$ad_hdl_dir/library/xilinx/common/ad_data_in.v" \ + "$ad_hdl_dir/library/xilinx/common/ad_dcfilter.v" \ + "$ad_hdl_dir/library/common/ad_datafmt.v" \ + "$ad_hdl_dir/library/common/up_xfer_status.v" \ + "$ad_hdl_dir/library/common/up_xfer_cntrl.v" \ + "$ad_hdl_dir/library/common/up_clock_mon.v" \ + "$ad_hdl_dir/library/common/up_delay_cntrl.v" \ + "$ad_hdl_dir/library/common/up_adc_common.v" \ + "$ad_hdl_dir/library/common/up_adc_channel.v" \ + "$ad_hdl_dir/library/common/up_axi.v" \ + "$ad_hdl_dir/library/xilinx/common/up_xfer_cntrl_constr.xdc" \ + "$ad_hdl_dir/library/xilinx/common/ad_rst_constr.xdc" \ + "$ad_hdl_dir/library/xilinx/common/up_xfer_status_constr.xdc" \ + "$ad_hdl_dir/library/xilinx/common/up_clock_mon_constr.xdc" \ + "axi_ad7768_if.v" \ + "axi_ad7768.v" ] + +adi_ip_properties axi_ad7768 + +adi_init_bd_tcl +adi_ip_bd axi_ad7768 "bd/bd.tcl" + +set cc [ipx::current_core] + +set_property company_url {https://wiki.analog.com/resources/fpga/docs/ad7768} $cc + + +set_property driver_value 0 [ipx::get_ports *dovf* -of_objects $cc] +set_property driver_value 0 [ipx::get_ports *adc* -of_objects $cc] + +set_property -dict [list \ + value_validation_type list \ + value_validation_list {4 8} \ + ] [ipx::get_user_parameters NUM_CHANNELS -of_objects $cc] + +set_property enablement_dependency { $NUM_CHANNELS == 8 } \ + [ipx::get_ports *_4 -of_objects $cc] \ + [ipx::get_ports *_5 -of_objects $cc] \ + [ipx::get_ports *_6 -of_objects $cc] \ + [ipx::get_ports *_7 -of_objects $cc] + + +ipx::infer_bus_interface adc_clk xilinx.com:signal:clock_rtl:1.0 $cc +ipx::infer_bus_interface clk_in xilinx.com:signal:clock_rtl:1.0 $cc +set reset_intf [ipx::infer_bus_interface adc_reset xilinx.com:signal:reset_rtl:1.0 $cc ] +set reset_polarity [ipx::add_bus_parameter "POLARITY" $reset_intf] +set_property value "ACTIVE_HIGH" $reset_polarity + +adi_add_auto_fpga_spec_params +ipx::create_xgui_files $cc + +ipx::save_core $cc diff --git a/projects/ad7768evb/common/ad7768_if.v b/projects/ad7768evb/common/ad7768_if.v deleted file mode 100644 index 6cbe818e3..000000000 --- a/projects/ad7768evb/common/ad7768_if.v +++ /dev/null @@ -1,571 +0,0 @@ -// *************************************************************************** -// *************************************************************************** -// Copyright 2014 - 2017 (c) Analog Devices, Inc. All rights reserved. -// -// In this HDL repository, there are many different and unique modules, consisting -// of various HDL (Verilog or VHDL) components. The individual modules are -// developed independently, and may be accompanied by separate and unique license -// terms. -// -// The user should read each of these license terms, and understand the -// freedoms and responsibilities that he or she has by using this source/core. -// -// This core is distributed in the hope that it will be useful, but WITHOUT ANY -// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR -// A PARTICULAR PURPOSE. -// -// Redistribution and use of source or resulting binaries, with or without modification -// of this file, are permitted under one of the following two license terms: -// -// 1. The GNU General Public License version 2 as published by the -// Free Software Foundation, which can be found in the top level directory -// of this repository (LICENSE_GPL2), and also online at: -// -// -// OR -// -// 2. An ADI specific BSD license, which can be found in the top level directory -// of this repository (LICENSE_ADIBSD), and also on-line at: -// https://github.com/analogdevicesinc/hdl/blob/master/LICENSE_ADIBSD -// This will allow to generate bit files and not release the source code, -// as long as it attaches to an ADI device. -// -// *************************************************************************** -// *************************************************************************** - -`timescale 1ns/100ps - -module ad7768_if ( - - // device-interface - - input clk_in, - input ready_in, - input [ 7:0] data_in, - - // data path interface - - output adc_clk, - output reg adc_valid, - output reg adc_valid_0, - output reg adc_valid_1, - output reg adc_valid_2, - output reg adc_valid_3, - output reg adc_valid_4, - output reg adc_valid_5, - output reg adc_valid_6, - output reg adc_valid_7, - output reg adc_valid_pp, - output reg [ 31:0] adc_data, - output reg [ 31:0] adc_data_0, - output reg [ 31:0] adc_data_1, - output reg [ 31:0] adc_data_2, - output reg [ 31:0] adc_data_3, - output reg [ 31:0] adc_data_4, - output reg [ 31:0] adc_data_5, - output reg [ 31:0] adc_data_6, - output reg [ 31:0] adc_data_7, - output adc_sync, - - // control interface - - input up_sshot, - input [ 1:0] up_format, - input up_crc_enable, - input up_crc_4_or_16_n, - input [ 35:0] up_status_clr, - output [ 35:0] up_status -); - - // internal registers - - reg [ 1:0] adc_status_8 = 'd0; - reg [ 2:0] adc_status_7 = 'd0; - reg [ 2:0] adc_status_6 = 'd0; - reg [ 2:0] adc_status_5 = 'd0; - reg [ 2:0] adc_status_4 = 'd0; - reg [ 2:0] adc_status_3 = 'd0; - reg [ 2:0] adc_status_2 = 'd0; - reg [ 2:0] adc_status_1 = 'd0; - reg [ 2:0] adc_status_0 = 'd0; - reg [ 2:0] adc_seq = 'd0; - reg [ 4:0] adc_status = 'd0; - reg [ 63:0] adc_crc_8 = 'd0; - reg [ 7:0] adc_crc_mismatch_int = 'd0; - reg adc_crc_valid = 'd0; - reg [ 7:0] adc_crc_data = 'd0; - reg [ 7:0] adc_crc_mismatch_8 = 'd0; - reg adc_valid_int = 'd0; - reg [ 31:0] adc_data_int = 'd0; - reg [ 2:0] adc_seq_int = 'd0; - reg adc_enable_int = 'd0; - reg [ 3:0] adc_crc_scnt_int = 'd0; - reg [ 3:0] adc_crc_scnt_8 = 'd0; - reg [ 23:0] adc_seq_data = 'd0; - reg adc_seq_fmatch = 'd0; - reg [ 23:0] adc_seq_fdata = 'd0; - reg adc_seq_foos = 'd0; - reg [ 7:0] adc_enable_8 = 'd0; - reg [ 23:0] adc_seq_8 = 'd0; - reg adc_valid_8 = 'd0; - reg [ 31:0] adc_data_8 = 'd0; - reg [ 7:0] adc_ch_valid_d = 'd0; - reg [255:0] adc_ch_data_d0 = 'd0; - reg [255:0] adc_ch_data_d1 = 'd0; - reg [255:0] adc_ch_data_d2 = 'd0; - reg [255:0] adc_ch_data_d3 = 'd0; - reg [255:0] adc_ch_data_d4 = 'd0; - reg [255:0] adc_ch_data_d5 = 'd0; - reg [255:0] adc_ch_data_d6 = 'd0; - reg [255:0] adc_ch_data_d7 = 'd0; - reg adc_ch_valid_0 = 'd0; - reg adc_ch_valid_1 = 'd0; - reg adc_ch_valid_2 = 'd0; - reg adc_ch_valid_3 = 'd0; - reg adc_ch_valid_4 = 'd0; - reg adc_ch_valid_5 = 'd0; - reg adc_ch_valid_6 = 'd0; - reg adc_ch_valid_7 = 'd0; - reg [ 31:0] adc_ch_data_0 = 'd0; - reg [ 31:0] adc_ch_data_1 = 'd0; - reg [ 31:0] adc_ch_data_2 = 'd0; - reg [ 31:0] adc_ch_data_3 = 'd0; - reg [ 31:0] adc_ch_data_4 = 'd0; - reg [ 31:0] adc_ch_data_5 = 'd0; - reg [ 31:0] adc_ch_data_6 = 'd0; - reg [ 31:0] adc_ch_data_7 = 'd0; - reg adc_ch_valid = 'd0; - reg [255:0] adc_ch_data = 'd0; - reg [ 8:0] adc_cnt_p = 'd0; - reg adc_valid_p = 'd0; - reg [255:0] adc_data_p = 'd0; - reg [ 7:0] adc_data_d1 = 'd0; - reg [ 7:0] adc_data_d2 = 'd0; - reg adc_ready_d1 = 'd0; - reg adc_ready = 'd0; - reg adc_ready_d = 'd0; - reg adc_sshot_m1 = 'd0; - reg adc_sshot = 'd0; - reg [ 1:0] adc_format_m1 = 'd0; - reg [ 1:0] adc_format = 'd0; - reg adc_crc_enable_m1 = 'd0; - reg adc_crc_enable = 'd0; - reg adc_crc_4_or_16_n_m1 = 'd0; - reg adc_crc_4_or_16_n = 'd0; - reg [ 35:0] adc_status_clr_m1 = 'd0; - reg [ 35:0] adc_status_clr = 'd0; - reg [ 35:0] adc_status_clr_d = 'd0; - reg adc_valid_d = 'd0; - - // internal signals - - wire [ 7:0] adc_crc_in_s; - wire [ 7:0] adc_crc_s; - wire adc_crc_mismatch_s; - wire adc_seq_fmatch_s; - wire adc_seq_fupdate_s; - wire [ 7:0] adc_enable_8_s; - wire [ 23:0] adc_seq_8_s; - wire adc_cnt_enable_1_s; - wire adc_cnt_enable_4_s; - wire adc_cnt_enable_8_s; - wire adc_cnt_enable_s; - wire [ 7:0] adc_data_in_s; - wire adc_ready_in_s; - wire adc_clk_in_s; - wire [ 35:0] adc_status_clr_s; - - // function (crc) - - function [ 7:0] crc8; - input [23:0] din; - input [ 7:0] cin; - reg [ 7:0] cout; - begin - cout[ 7] = cin[ 1] ^ cin[ 2] ^ cin[ 4] ^ cin[ 6] ^ din[ 5] ^ din[ 6] ^ din[ 7] ^ din[11] ^ - din[13] ^ din[15] ^ din[17] ^ din[18] ^ din[20] ^ din[22]; - cout[ 6] = cin[ 0] ^ cin[ 1] ^ cin[ 3] ^ cin[ 5] ^ din[ 4] ^ din[ 5] ^ din[ 6] ^ din[10] ^ - din[12] ^ din[14] ^ din[16] ^ din[17] ^ din[19] ^ din[21]; - cout[ 5] = cin[ 0] ^ cin[ 2] ^ cin[ 4] ^ din[ 3] ^ din[ 4] ^ din[ 5] ^ din[ 9] ^ din[11] ^ - din[13] ^ din[15] ^ din[16] ^ din[18] ^ din[20]; - cout[ 4] = cin[ 1] ^ cin[ 3] ^ din[ 2] ^ din[ 3] ^ din[ 4] ^ din[ 8] ^ din[10] ^ din[12] ^ - din[14] ^ din[15] ^ din[17] ^ din[19]; - cout[ 3] = cin[ 0] ^ cin[ 2] ^ cin[ 7] ^ din[ 1] ^ din[ 2] ^ din[ 3] ^ din[ 7] ^ din[ 9] ^ - din[11] ^ din[13] ^ din[14] ^ din[16] ^ din[18] ^ din[23]; - cout[ 2] = cin[ 1] ^ cin[ 6] ^ din[ 0] ^ din[ 1] ^ din[ 2] ^ din[ 6] ^ din[ 8] ^ din[10] ^ - din[12] ^ din[13] ^ din[15] ^ din[17] ^ din[22]; - cout[ 1] = cin[ 0] ^ cin[ 1] ^ cin[ 2] ^ cin[ 4] ^ cin[ 5] ^ cin[ 6] ^ cin[ 7] ^ din[ 0] ^ - din[ 1] ^ din[ 6] ^ din[ 9] ^ din[12] ^ din[13] ^ din[14] ^ din[15] ^ din[16] ^ - din[17] ^ din[18] ^ din[20] ^ din[21] ^ din[22] ^ din[23]; - cout[ 0] = cin[ 0] ^ cin[ 2] ^ cin[ 3] ^ cin[ 5] ^ cin[ 7] ^ din[ 0] ^ din[ 6] ^ din[ 7] ^ - din[ 8] ^ din[12] ^ din[14] ^ din[16] ^ din[18] ^ din[19] ^ din[21] ^ din[23]; - crc8 = cout; - end - endfunction - - // status - - assign up_status[35:32] = {2'd0, adc_status_8}; - assign up_status[31:28] = {1'd0, adc_status_7}; - assign up_status[27:24] = {1'd0, adc_status_6}; - assign up_status[23:20] = {1'd0, adc_status_5}; - assign up_status[19:16] = {1'd0, adc_status_4}; - assign up_status[15:12] = {1'd0, adc_status_3}; - assign up_status[11: 8] = {1'd0, adc_status_2}; - assign up_status[ 7: 4] = {1'd0, adc_status_1}; - assign up_status[ 3: 0] = {1'd0, adc_status_0}; - - assign adc_ready_in_s = ready_in; - assign adc_clk = clk_in; - - always @(posedge adc_clk) begin - if (adc_valid == 1'b1) begin - adc_status_8 <= adc_status_8 | adc_status[1:0]; - end else begin - adc_status_8 <= adc_status_8 & ~adc_status_clr_s[33:32]; - end - if ((adc_valid == 1'b1) && (adc_seq[2:0] == 3'd7)) begin - adc_status_7 <= adc_status_7 | adc_status[4:2]; - end else begin - adc_status_7 <= adc_status_7 & ~adc_status_clr_s[30:28]; - end - if ((adc_valid == 1'b1) && (adc_seq[2:0] == 3'd6)) begin - adc_status_6 <= adc_status_6 | adc_status[4:2]; - end else begin - adc_status_6 <= adc_status_6 & ~adc_status_clr_s[26:24]; - end - if ((adc_valid == 1'b1) && (adc_seq[2:0] == 3'd5)) begin - adc_status_5 <= adc_status_5 | adc_status[4:2]; - end else begin - adc_status_5 <= adc_status_5 & ~adc_status_clr_s[22:20]; - end - if ((adc_valid == 1'b1) && (adc_seq[2:0] == 3'd4)) begin - adc_status_4 <= adc_status_4 | adc_status[4:2]; - end else begin - adc_status_4 <= adc_status_4 & ~adc_status_clr_s[18:16]; - end - if ((adc_valid == 1'b1) && (adc_seq[2:0] == 3'd3)) begin - adc_status_3 <= adc_status_3 | adc_status[4:2]; - end else begin - adc_status_3 <= adc_status_3 & ~adc_status_clr_s[14:12]; - end - if ((adc_valid == 1'b1) && (adc_seq[2:0] == 3'd2)) begin - adc_status_2 <= adc_status_2 | adc_status[4:2]; - end else begin - adc_status_2 <= adc_status_2 & ~adc_status_clr_s[10: 8]; - end - if ((adc_valid == 1'b1) && (adc_seq[2:0] == 3'd1)) begin - adc_status_1 <= adc_status_1 | adc_status[4:2]; - end else begin - adc_status_1 <= adc_status_1 & ~adc_status_clr_s[ 6: 4]; - end - if ((adc_valid == 1'b1) && (adc_seq[2:0] == 3'd0)) begin - adc_status_0 <= adc_status_0 | adc_status[4:2]; - end else begin - adc_status_0 <= adc_status_0 & ~adc_status_clr_s[ 2: 0]; - end - end - - // data & status - - always @(posedge adc_clk) begin - adc_valid_d <= adc_valid; - end - assign adc_sync = adc_valid & ~adc_valid_d; - - always @(posedge adc_clk) begin - adc_valid <= adc_valid_int & adc_enable_int; - adc_data <= {{8{adc_data_int[23]}}, adc_data_int[23:0]}; - if (adc_ch_valid_0 == 1'b1) begin - adc_data_0 <= adc_ch_data_0; - end - if (adc_ch_valid_1 == 1'b1) begin - adc_data_1 <= adc_ch_data_1; - end - if (adc_ch_valid_2 == 1'b1) begin - adc_data_2 <= adc_ch_data_2; - end - if (adc_ch_valid_3 == 1'b1) begin - adc_data_3 <= adc_ch_data_3; - end - if (adc_ch_valid_4 == 1'b1) begin - adc_data_4 <= adc_ch_data_4; - end - if (adc_ch_valid_5 == 1'b1) begin - adc_data_5 <= adc_ch_data_5; - end - if (adc_ch_valid_6 == 1'b1) begin - adc_data_6 <= adc_ch_data_6; - end - if (adc_ch_valid_7 == 1'b1) begin - adc_data_7 <= adc_ch_data_7; - end - adc_seq <= adc_seq_int; - adc_valid_0 <= adc_ch_valid_7; - adc_valid_1 <= adc_ch_valid_7; - adc_valid_2 <= adc_ch_valid_7; - adc_valid_3 <= adc_ch_valid_7; - adc_valid_4 <= adc_ch_valid_7; - adc_valid_5 <= adc_ch_valid_7; - adc_valid_6 <= adc_ch_valid_7; - adc_valid_7 <= adc_ch_valid_7; - adc_valid_pp <= adc_valid_0 | adc_valid_1 | adc_valid_2 | adc_valid_3 | - adc_valid_4 | adc_valid_5 | adc_valid_6 | adc_valid_7; - if ((adc_crc_enable == 1'b1) && (adc_crc_scnt_int == 4'd0)) begin - adc_status[4] <= adc_crc_mismatch_8[7] & adc_enable_int; - adc_status[3] <= 1'b0; - adc_status[2] <= 1'b0; - adc_status[1] <= 1'b0; - adc_status[0] <= adc_seq_foos; - end else begin - adc_status[4] <= adc_crc_mismatch_8[7] & adc_enable_int; - adc_status[3] <= adc_data_int[30] & adc_enable_int; - adc_status[2] <= adc_data_int[27] & adc_enable_int; - adc_status[1] <= adc_data_int[31] & adc_enable_int; - adc_status[0] <= adc_seq_foos; - end - end - - // crc- not much useful at the interface, since it is post-framing - - assign adc_crc_in_s = (adc_crc_scnt_int == 4'd1) ? 8'hff : adc_crc_8[63:56]; - assign adc_crc_s = crc8(adc_data_int[23:0], adc_crc_in_s); - assign adc_crc_mismatch_s = (adc_crc_data == adc_crc_8[7:0]) ? 1'b0 : adc_crc_enable; - - always @(posedge adc_clk) begin - if (adc_valid_int == 1'b1) begin - adc_crc_8 <= {adc_crc_8[55:0], adc_crc_s}; - end - if (adc_valid_int == 1'b1) begin - adc_crc_mismatch_int <= {adc_crc_mismatch_int[6:0], 1'd0}; - end else begin - adc_crc_mismatch_int <= adc_crc_mismatch_8; - end - if (adc_crc_scnt_int == 4'd0) begin - adc_crc_valid <= adc_valid_int; - end else begin - adc_crc_valid <= 1'd0; - end - adc_crc_data <= adc_data_int[31:24]; - if (adc_crc_valid == 1'b1) begin - adc_crc_mismatch_8 <= {adc_crc_mismatch_8[6:0], adc_crc_mismatch_s}; - end - end - - // data interleaved & all-aligned - - always @(posedge adc_clk) begin - adc_valid_int <= adc_valid_8; - adc_data_int <= adc_data_8; - adc_seq_int <= adc_seq_8[23:21]; - adc_enable_int <= adc_enable_8[7] & adc_valid_8; - adc_crc_scnt_int <= adc_crc_scnt_8; - end - - // crc- count - - always @(posedge adc_clk) begin - if ((adc_ready == 1'b0) && (adc_ready_d == 1'b1)) begin - if (adc_seq_fmatch_s == 1'b0) begin - adc_crc_scnt_8 <= 4'd1; - end else if ((adc_crc_4_or_16_n == 1'b1) && (adc_crc_scnt_8 == 4'h3)) begin - adc_crc_scnt_8 <= 4'd0; - end else begin - adc_crc_scnt_8 <= adc_crc_scnt_8 + 1'b1; - end - end - end - - // three sample framing logic - - always @(posedge adc_clk) begin - if (adc_ready == 1'b0) begin - adc_seq_data <= 24'd0; - end else if (adc_valid_8 == 1'b1) begin - adc_seq_data <= {adc_seq_data[20:0], adc_data_8[26:24]}; - end - end - - assign adc_seq_fmatch_s = (adc_seq_data == adc_seq_fdata) ? 1'b1 : 1'b0; - assign adc_seq_fupdate_s = adc_seq_fmatch_s ^ adc_seq_fmatch; - - always @(posedge adc_clk) begin - if ((adc_ready == 1'b0) && (adc_ready_d == 1'b1)) begin - adc_seq_fmatch <= adc_seq_fmatch_s; - if (adc_seq_foos == 1'b1) begin - adc_seq_fdata <= adc_seq_data; - end - if (adc_seq_fupdate_s == 1'b0) begin - adc_seq_foos <= ~adc_seq_fmatch_s; - end - end - end - - // we are cluless on 0 -- safe to compare all 32bits against 0x0? - - assign adc_enable_8_s[7] = (adc_seq_8[23:21] == adc_seq_fdata[23:21]) ? 1'b1 : 1'b0; - assign adc_enable_8_s[6] = (adc_seq_8[20:18] == adc_seq_fdata[20:18]) ? 1'b1 : 1'b0; - assign adc_enable_8_s[5] = (adc_seq_8[17:15] == adc_seq_fdata[17:15]) ? 1'b1 : 1'b0; - assign adc_enable_8_s[4] = (adc_seq_8[14:12] == adc_seq_fdata[14:12]) ? 1'b1 : 1'b0; - assign adc_enable_8_s[3] = (adc_seq_8[11: 9] == adc_seq_fdata[11: 9]) ? 1'b1 : 1'b0; - assign adc_enable_8_s[2] = (adc_seq_8[ 8: 6] == adc_seq_fdata[ 8: 6]) ? 1'b1 : 1'b0; - assign adc_enable_8_s[1] = (adc_seq_8[ 5: 3] == adc_seq_fdata[ 5: 3]) ? 1'b1 : 1'b0; - assign adc_enable_8_s[0] = (adc_seq_8[ 2: 0] == adc_seq_fdata[ 2: 0]) ? 1'b1 : 1'b0; - - always @(posedge adc_clk) begin - if (adc_ready_d == 1'b0) begin - adc_enable_8 <= adc_enable_8_s; - end else if (adc_valid_8 == 1'b1) begin - adc_enable_8 <= {adc_enable_8[6:0], 1'd0}; - end - end - - // channel-sequence - - assign adc_seq_8_s[23:21] = (adc_format == 2'b01) ? 3'd0 : 3'd0; - assign adc_seq_8_s[20:18] = (adc_format == 2'b01) ? 3'd4 : 3'd1; - assign adc_seq_8_s[17:15] = (adc_format == 2'b01) ? 3'd1 : 3'd2; - assign adc_seq_8_s[14:12] = (adc_format == 2'b01) ? 3'd5 : 3'd3; - assign adc_seq_8_s[11: 9] = (adc_format == 2'b01) ? 3'd2 : 3'd4; - assign adc_seq_8_s[ 8: 6] = (adc_format == 2'b01) ? 3'd6 : 3'd5; - assign adc_seq_8_s[ 5: 3] = (adc_format == 2'b01) ? 3'd3 : 3'd6; - assign adc_seq_8_s[ 2: 0] = (adc_format == 2'b01) ? 3'd7 : 3'd7; - - always @(posedge adc_clk) begin - if ((adc_ready == 1'b0) && (adc_ready_d == 1'b1)) begin - adc_seq_8 <= adc_seq_8_s; - end else if (adc_valid_8 == 1'b1) begin - adc_seq_8 <= {adc_seq_8[20:0], 3'd0}; - end - end - - // data (interleaving) - - always @(posedge adc_clk) begin - adc_valid_8 <= adc_ch_valid_0 | adc_ch_valid_1 | adc_ch_valid_2 | adc_ch_valid_3 | - adc_ch_valid_4 | adc_ch_valid_5 | adc_ch_valid_6 | adc_ch_valid_7; - adc_data_8 <= adc_ch_data_0 | adc_ch_data_1 | adc_ch_data_2 | adc_ch_data_3 | - adc_ch_data_4 | adc_ch_data_5 | adc_ch_data_6 | adc_ch_data_7; - end - - always @(posedge adc_clk) begin - adc_ch_valid_d <= {adc_ch_valid_d[6:0], adc_ch_valid}; - adc_ch_data_d0[((32*0)+31):(32*0)] <= adc_ch_data[((32*0)+31):(32*0)]; - adc_ch_data_d0[((32*7)+31):(32*1)] <= adc_ch_data_d0[((32*6)+31):(32*0)]; - adc_ch_data_d1[((32*0)+31):(32*0)] <= adc_ch_data[((32*1)+31):(32*1)]; - adc_ch_data_d1[((32*7)+31):(32*1)] <= adc_ch_data_d1[((32*6)+31):(32*0)]; - adc_ch_data_d2[((32*0)+31):(32*0)] <= adc_ch_data[((32*2)+31):(32*2)]; - adc_ch_data_d2[((32*7)+31):(32*1)] <= adc_ch_data_d2[((32*6)+31):(32*0)]; - adc_ch_data_d3[((32*0)+31):(32*0)] <= adc_ch_data[((32*3)+31):(32*3)]; - adc_ch_data_d3[((32*7)+31):(32*1)] <= adc_ch_data_d3[((32*6)+31):(32*0)]; - adc_ch_data_d4[((32*0)+31):(32*0)] <= adc_ch_data[((32*4)+31):(32*4)]; - adc_ch_data_d4[((32*7)+31):(32*1)] <= adc_ch_data_d4[((32*6)+31):(32*0)]; - adc_ch_data_d5[((32*0)+31):(32*0)] <= adc_ch_data[((32*5)+31):(32*5)]; - adc_ch_data_d5[((32*7)+31):(32*1)] <= adc_ch_data_d5[((32*6)+31):(32*0)]; - adc_ch_data_d6[((32*0)+31):(32*0)] <= adc_ch_data[((32*6)+31):(32*6)]; - adc_ch_data_d6[((32*7)+31):(32*1)] <= adc_ch_data_d6[((32*6)+31):(32*0)]; - adc_ch_data_d7[((32*0)+31):(32*0)] <= adc_ch_data[((32*7)+31):(32*7)]; - adc_ch_data_d7[((32*7)+31):(32*1)] <= adc_ch_data_d7[((32*6)+31):(32*0)]; - end - - always @(posedge adc_clk) begin - adc_ch_valid_0 <= adc_ch_valid_d[0]; - adc_ch_valid_1 <= adc_ch_valid_d[1] & ~adc_format[1]; - adc_ch_valid_2 <= adc_ch_valid_d[2] & ~adc_format[1] & ~adc_format[0]; - adc_ch_valid_3 <= adc_ch_valid_d[3] & ~adc_format[1] & ~adc_format[0]; - adc_ch_valid_4 <= adc_ch_valid_d[4] & ~adc_format[1] & ~adc_format[0]; - adc_ch_valid_5 <= adc_ch_valid_d[5] & ~adc_format[1] & ~adc_format[0]; - adc_ch_valid_6 <= adc_ch_valid_d[6] & ~adc_format[1] & ~adc_format[0]; - adc_ch_valid_7 <= adc_ch_valid_d[7] & ~adc_format[1] & ~adc_format[0]; - adc_ch_data_0 <= adc_ch_data_d0[((32*0)+31):(32*0)]; - adc_ch_data_1 <= adc_ch_data_d1[((32*1)+31):(32*1)]; - adc_ch_data_2 <= adc_ch_data_d2[((32*2)+31):(32*2)]; - adc_ch_data_3 <= adc_ch_data_d3[((32*3)+31):(32*3)]; - adc_ch_data_4 <= adc_ch_data_d4[((32*4)+31):(32*4)]; - adc_ch_data_5 <= adc_ch_data_d5[((32*5)+31):(32*5)]; - adc_ch_data_6 <= adc_ch_data_d6[((32*6)+31):(32*6)]; - adc_ch_data_7 <= adc_ch_data_d7[((32*7)+31):(32*7)]; - end - - always @(posedge adc_clk) begin - adc_ch_valid <= adc_valid_p; - if (adc_valid_p == 1'b1) begin - adc_ch_data <= adc_data_p; - end else begin - adc_ch_data <= 256'd0; - end - end - - // data (common) - - assign adc_cnt_enable_1_s = (adc_cnt_p <= 9'h01f) ? 1'b1 : 1'b0; - assign adc_cnt_enable_4_s = (adc_cnt_p <= 9'h07f) ? 1'b1 : 1'b0; - assign adc_cnt_enable_8_s = (adc_cnt_p <= 9'h0ff) ? 1'b1 : 1'b0; - - assign adc_cnt_enable_s = (adc_format == 2'b00) ? adc_cnt_enable_1_s : - ((adc_format == 2'b01) ? adc_cnt_enable_4_s : adc_cnt_enable_8_s); - - always @(posedge adc_clk) begin - if (adc_ready == 1'b0) begin - adc_cnt_p <= 9'h000; - end else if (adc_cnt_enable_s == 1'b1) begin - adc_cnt_p <= adc_cnt_p + 1'b1; - end - if (adc_cnt_p[4:0] == 5'h1f) begin - adc_valid_p <= 1'b1; - end else begin - adc_valid_p <= 1'b0; - end - end - - // data (individual lanes) - - genvar n; - generate - for (n = 0; n < 8; n = n + 1) begin: g_data - - always @(posedge adc_clk) begin - if (adc_cnt_p[4:0] == 5'h00) begin - adc_data_p[((32*n)+31):(32*n)] <= {31'd0, adc_data_d2[n]}; - end else begin - adc_data_p[((32*n)+31):(32*n)] <= {adc_data_p[((32*n)+30):(32*n)], adc_data_d2[n]}; - end - end - - always @(posedge adc_clk) begin - adc_data_d1[n] <= adc_data_in_s[n]; - adc_data_d2[n] <= adc_data_d1[n]; - end - - assign adc_data_in_s[n] = data_in[n]; - - end - endgenerate - - // ready (single shot or continous) - - always @(posedge adc_clk) begin - adc_ready_d1 <= adc_ready_in_s; - adc_ready <= adc_sshot ~^ adc_ready_d1; - adc_ready_d <= adc_ready; - end - - // control signals - - assign adc_status_clr_s = adc_status_clr & ~adc_status_clr_d; - - always @(posedge adc_clk) begin - adc_sshot_m1 <= up_sshot; - adc_sshot <= adc_sshot_m1; - adc_format_m1 <= up_format; - adc_format <= adc_format_m1; - adc_crc_enable_m1 <= up_crc_enable; - adc_crc_enable <= adc_crc_enable_m1; - adc_crc_4_or_16_n_m1 <= up_crc_4_or_16_n; - adc_crc_4_or_16_n <= adc_crc_4_or_16_n_m1; - adc_status_clr_m1 <= up_status_clr; - adc_status_clr <= adc_status_clr_m1; - adc_status_clr_d <= adc_status_clr; - end - -endmodule diff --git a/projects/ad7768evb/common/ad7768evb_bd.tcl b/projects/ad7768evb/common/ad7768evb_bd.tcl index 9f6f4b19f..db44fe4f6 100644 --- a/projects/ad7768evb/common/ad7768evb_bd.tcl +++ b/projects/ad7768evb/common/ad7768evb_bd.tcl @@ -1,25 +1,9 @@ # ad7768 interface -create_bd_port -dir I adc_clk -create_bd_port -dir I adc_valid -create_bd_port -dir I adc_valid_pp -create_bd_port -dir I adc_sync -create_bd_port -dir I -from 31 -to 0 adc_data -create_bd_port -dir I -from 31 -to 0 adc_data_0 -create_bd_port -dir I -from 31 -to 0 adc_data_1 -create_bd_port -dir I -from 31 -to 0 adc_data_2 -create_bd_port -dir I -from 31 -to 0 adc_data_3 -create_bd_port -dir I -from 31 -to 0 adc_data_4 -create_bd_port -dir I -from 31 -to 0 adc_data_5 -create_bd_port -dir I -from 31 -to 0 adc_data_6 -create_bd_port -dir I -from 31 -to 0 adc_data_7 -create_bd_port -dir I -from 31 -to 0 adc_gpio_0_i -create_bd_port -dir O -from 31 -to 0 adc_gpio_0_o -create_bd_port -dir O -from 31 -to 0 adc_gpio_0_t -create_bd_port -dir I -from 31 -to 0 adc_gpio_1_i -create_bd_port -dir O -from 31 -to 0 adc_gpio_1_o -create_bd_port -dir O -from 31 -to 0 adc_gpio_1_t +create_bd_port -dir I clk_in +create_bd_port -dir I ready_in +create_bd_port -dir I -from 7 -to 0 data_in # instances @@ -47,74 +31,56 @@ ad_ip_parameter ad7768_dma_2 CONFIG.DMA_DATA_WIDTH_SRC 256 ad_ip_parameter sys_ps7 CONFIG.PCW_USE_S_AXI_HP1 1 -# gpio - -ad_ip_instance axi_gpio ad7768_gpio -ad_ip_parameter ad7768_gpio CONFIG.C_IS_DUAL 1 -ad_ip_parameter ad7768_gpio CONFIG.C_GPIO_WIDTH 32 -ad_ip_parameter ad7768_gpio CONFIG.C_GPIO2_WIDTH 32 -ad_ip_parameter ad7768_gpio CONFIG.C_INTERRUPT_PRESENT 1 - -# adc-path channel pack +# parallel path channel pack ad_ip_instance util_cpack2 util_ad7768_adc_pack ad_ip_parameter util_ad7768_adc_pack CONFIG.NUM_OF_CHANNELS 8 ad_ip_parameter util_ad7768_adc_pack CONFIG.SAMPLE_DATA_WIDTH 32 -ad_connect adc_clk util_ad7768_adc_pack/clk -ad_connect sys_rstgen/peripheral_reset util_ad7768_adc_pack/reset -ad_connect adc_valid_pp util_ad7768_adc_pack/fifo_wr_en +# axi_ad7768 + +ad_ip_instance axi_ad7768 axi_ad7768_adc +ad_ip_parameter axi_ad7768_adc CONFIG.NUM_CHANNELS 8 for {set i 0} {$i < 8} {incr i} { - ad_connect adc_data_$i util_ad7768_adc_pack/fifo_wr_data_$i + ad_connect axi_ad7768_adc/adc_enable_$i util_ad7768_adc_pack/enable_$i + ad_connect axi_ad7768_adc/adc_data_$i util_ad7768_adc_pack/fifo_wr_data_$i } -# axi_generic_adc +ad_connect axi_ad7768_adc/s_axi_aclk sys_ps7/FCLK_CLK0 +ad_connect axi_ad7768_adc/clk_in clk_in +ad_connect axi_ad7768_adc/ready_in ready_in +ad_connect axi_ad7768_adc/data_in data_in +ad_connect axi_ad7768_adc/adc_valid util_ad7768_adc_pack/fifo_wr_en +ad_connect axi_ad7768_adc/adc_clk util_ad7768_adc_pack/clk +ad_connect axi_ad7768_adc/adc_reset util_ad7768_adc_pack/reset +ad_connect axi_ad7768_adc/adc_dovf util_ad7768_adc_pack/fifo_wr_overflow -ad_ip_instance axi_generic_adc axi_ad7768_adc -ad_ip_parameter axi_ad7768_adc CONFIG.NUM_OF_CHANNELS 8 +#serial DMA -for {set i 0} {$i < 8} {incr i} { - ad_ip_instance xlslice xlslice_$i - set_property -dict [list CONFIG.DIN_FROM $i CONFIG.DIN_WIDTH {8} CONFIG.DOUT_WIDTH {1} CONFIG.DIN_TO $i] [get_bd_cells xlslice_$i] - ad_connect axi_ad7768_adc/adc_enable xlslice_$i/Din - ad_connect xlslice_$i/Dout util_ad7768_adc_pack/enable_$i -} +ad_connect ad7768_dma/m_dest_axi_aresetn sys_cpu_resetn +ad_connect ad7768_dma/fifo_wr_clk axi_ad7768_adc/adc_clk +ad_connect ad7768_dma/fifo_wr_en axi_ad7768_adc/adc_valid +ad_connect ad7768_dma/fifo_wr_din axi_ad7768_adc/adc_data +ad_connect ad7768_dma/fifo_wr_sync axi_ad7768_adc/adc_sync -# interconnects +#parallel DMA -ad_connect sys_cpu_resetn ad7768_dma/m_dest_axi_aresetn -ad_connect sys_cpu_resetn ad7768_dma_2/m_dest_axi_aresetn -ad_connect adc_clk ad7768_dma/fifo_wr_clk -ad_connect adc_valid ad7768_dma/fifo_wr_en -ad_connect adc_sync ad7768_dma/fifo_wr_sync -ad_connect adc_data ad7768_dma/fifo_wr_din -ad_connect adc_clk ad7768_dma_2/fifo_wr_clk -ad_connect util_ad7768_adc_pack/packed_fifo_wr ad7768_dma_2/fifo_wr -ad_connect util_ad7768_adc_pack/fifo_wr_overflow axi_ad7768_adc/adc_dovf -ad_connect adc_clk axi_ad7768_adc/adc_clk -ad_connect sys_ps7/FCLK_CLK0 axi_ad7768_adc/s_axi_aclk -ad_connect adc_gpio_0_i ad7768_gpio/gpio_io_i -ad_connect adc_gpio_0_o ad7768_gpio/gpio_io_o -ad_connect adc_gpio_0_t ad7768_gpio/gpio_io_t -ad_connect adc_gpio_1_i ad7768_gpio/gpio2_io_i -ad_connect adc_gpio_1_o ad7768_gpio/gpio2_io_o -ad_connect adc_gpio_1_t ad7768_gpio/gpio2_io_t +ad_connect ad7768_dma_2/m_dest_axi_aresetn sys_cpu_resetn +ad_connect ad7768_dma_2/fifo_wr_clk axi_ad7768_adc/adc_clk +ad_connect ad7768_dma_2/fifo_wr util_ad7768_adc_pack/packed_fifo_wr # interrupts ad_cpu_interrupt ps-13 mb-13 ad7768_dma/irq -ad_cpu_interrupt ps-12 mb-12 ad7768_gpio/ip2intc_irpt ad_cpu_interrupt ps-10 mb-10 ad7768_dma_2/irq # cpu / memory interconnects ad_cpu_interconnect 0x7C400000 ad7768_dma -ad_cpu_interconnect 0x7C420000 ad7768_gpio ad_cpu_interconnect 0x7C480000 ad7768_dma_2 ad_cpu_interconnect 0x43c00000 axi_ad7768_adc ad_mem_hp1_interconnect sys_cpu_clk sys_ps7/S_AXI_HP1 ad_mem_hp1_interconnect sys_cpu_clk ad7768_dma/m_dest_axi ad_mem_hp1_interconnect sys_cpu_clk ad7768_dma_2/m_dest_axi - diff --git a/projects/ad7768evb/zed/Makefile b/projects/ad7768evb/zed/Makefile index f1ac37f5c..b4ad9faab 100644 --- a/projects/ad7768evb/zed/Makefile +++ b/projects/ad7768evb/zed/Makefile @@ -7,15 +7,14 @@ PROJECT_NAME := ad7768evb_zed M_DEPS += ../common/ad7768evb_bd.tcl -M_DEPS += ../common/ad7768_if.v M_DEPS += ../../scripts/adi_pd.tcl M_DEPS += ../../common/zed/zed_system_constr.xdc M_DEPS += ../../common/zed/zed_system_bd.tcl M_DEPS += ../../../library/common/ad_iobuf.v +LIB_DEPS += axi_ad7768 LIB_DEPS += axi_clkgen LIB_DEPS += axi_dmac -LIB_DEPS += axi_generic_adc LIB_DEPS += axi_hdmi_tx LIB_DEPS += axi_i2s_adi LIB_DEPS += axi_spdif_tx diff --git a/projects/ad7768evb/zed/system_constr.xdc b/projects/ad7768evb/zed/system_constr.xdc index 0ecfe8c9d..a7833578e 100644 --- a/projects/ad7768evb/zed/system_constr.xdc +++ b/projects/ad7768evb/zed/system_constr.xdc @@ -21,8 +21,6 @@ set_property -dict {PACKAGE_PIN N17 IOSTANDARD LVCMOS25} [get_ports gpio_3_mo set_property -dict {PACKAGE_PIN R19 IOSTANDARD LVCMOS25} [get_ports gpio_4_filter] ; ## C14 FMC_LPC_LA10_P IO_L22P_T3_34 set_property -dict {PACKAGE_PIN L21 IOSTANDARD LVCMOS25} [get_ports reset_n] ; ## C10 FMC_LPC_LA06_P IO_L10P_T1_34 set_property -dict {PACKAGE_PIN P22 IOSTANDARD LVCMOS25} [get_ports start_n] ; ## G10 FMC_LPC_LA03_N IO_L16N_T2_34 -set_property -dict {PACKAGE_PIN M21 IOSTANDARD LVCMOS25} [get_ports sync_n] ; ## H10 FMC_LPC_LA04_P IO_L15P_T2_DQS_34 -set_property -dict {PACKAGE_PIN K18 IOSTANDARD LVCMOS25} [get_ports sync_in_n] ; ## D12 FMC_LPC_LA05_N IO_L7N_T1_34 set_property -dict {PACKAGE_PIN N20 IOSTANDARD LVCMOS25} [get_ports mclk] ; ## D09 FMC_LPC_LA01_CC_N IO_L14N_T2_SRCC_34 create_clock -name adc_clk -period 20 [get_ports clk_in] diff --git a/projects/ad7768evb/zed/system_project.tcl b/projects/ad7768evb/zed/system_project.tcl index 1c5e21b95..92029e837 100644 --- a/projects/ad7768evb/zed/system_project.tcl +++ b/projects/ad7768evb/zed/system_project.tcl @@ -5,7 +5,6 @@ source $ad_hdl_dir/projects/scripts/adi_board.tcl adi_project ad7768evb_zed adi_project_files ad7768evb_zed [list \ - "../common/ad7768_if.v" \ "system_top.v" \ "system_constr.xdc" \ "$ad_hdl_dir/projects/common/zed/zed_system_constr.xdc" \ diff --git a/projects/ad7768evb/zed/system_top.v b/projects/ad7768evb/zed/system_top.v index e07fbbcd8..49913da85 100644 --- a/projects/ad7768evb/zed/system_top.v +++ b/projects/ad7768evb/zed/system_top.v @@ -1,6 +1,6 @@ // *************************************************************************** // *************************************************************************** -// Copyright 2014 - 2017 (c) Analog Devices, Inc. All rights reserved. +// Copyright 2014 - 2022 (c) Analog Devices, Inc. All rights reserved. // // In this HDL repository, there are many different and unique modules, consisting // of various HDL (Verilog or VHDL) components. The individual modules are @@ -97,10 +97,8 @@ module system_top ( inout gpio_2_mode_2, inout gpio_3_mode_3, inout gpio_4_filter, - inout reset_n, - inout start_n, - inout sync_n, - inout sync_in_n, + output reset_n, + output start_n, output mclk ); @@ -119,10 +117,6 @@ module system_top ( wire [31:0] adc_data_5; wire [31:0] adc_data_6; wire [31:0] adc_data_7; - wire up_sshot; - wire [ 1:0] up_format; - wire up_crc_enable; - wire up_crc_4_or_16_n; wire [63:0] adc_gpio_i; wire [63:0] adc_gpio_o; wire [63:0] adc_gpio_t; @@ -139,28 +133,23 @@ module system_top ( // use crystal assign mclk = 1'b0; - assign up_sshot = gpio_o[36]; - assign up_format = gpio_o[35:34]; - assign up_crc_enable = gpio_o[33]; - assign up_crc_4_or_16_n = gpio_o[32]; + assign start_n = gpio_o[33]; + assign reset_n = gpio_o[32]; // instantiations ad_iobuf #( - .DATA_WIDTH(9) + .DATA_WIDTH(5) ) i_iobuf ( - .dio_t ({gpio_t[52:48], gpio_t[43:40]}), - .dio_i ({gpio_o[52:48], gpio_o[43:40]}), - .dio_o ({gpio_i[52:48], gpio_i[43:40]}), + .dio_t (gpio_t[52:48]), + .dio_i (gpio_o[52:48]), + .dio_o (gpio_i[52:48]), .dio_p ({ gpio_4_filter, // 52 gpio_3_mode_3, // 51 gpio_2_mode_2, // 50 gpio_1_mode_1, // 49 - gpio_0_mode_0, // 48 - sync_in_n, // 43 - sync_n, // 42 - start_n, // 41 - reset_n})); // 40 + gpio_0_mode_0 // 48 + })); ad_iobuf #( .DATA_WIDTH(32) @@ -170,9 +159,8 @@ module system_top ( .dio_o (gpio_i[31:0]), .dio_p (gpio_bd)); - assign gpio_i[36:32] = 5'b0; - assign gpio_i[39:37] = gpio_o[39:37]; - assign gpio_i[47:44] = gpio_o[47:44]; + assign gpio_i[33:32] = 2'b0; + assign gpio_i[47:34] = gpio_o[47:34]; assign gpio_i[63:53] = gpio_o[63:53]; ad_iobuf #( @@ -191,50 +179,10 @@ module system_top ( .dio_o (iic_mux_sda_i_s), .dio_p (iic_mux_sda)); - ad7768_if i_ad7768_if ( + system_wrapper i_system_wrapper ( .clk_in (clk_in), .ready_in (ready_in), .data_in (data_in), - .adc_clk (adc_clk), - .adc_valid (adc_valid), - .adc_valid_pp (adc_valid_pp), - .adc_sync (adc_sync), - .adc_data (adc_data), - .adc_data_0 (adc_data_0), - .adc_data_1 (adc_data_1), - .adc_data_2 (adc_data_2), - .adc_data_3 (adc_data_3), - .adc_data_4 (adc_data_4), - .adc_data_5 (adc_data_5), - .adc_data_6 (adc_data_6), - .adc_data_7 (adc_data_7), - .up_sshot (up_sshot), - .up_format (up_format), - .up_crc_enable (up_crc_enable), - .up_crc_4_or_16_n (up_crc_4_or_16_n), - .up_status_clr (adc_gpio_o[32:0]), - .up_status (adc_gpio_i[32:0])); - - system_wrapper i_system_wrapper ( - .adc_clk (adc_clk), - .adc_data (adc_data), - .adc_data_0 (adc_data_0), - .adc_data_1 (adc_data_1), - .adc_data_2 (adc_data_2), - .adc_data_3 (adc_data_3), - .adc_data_4 (adc_data_4), - .adc_data_5 (adc_data_5), - .adc_data_6 (adc_data_6), - .adc_data_7 (adc_data_7), - .adc_gpio_0_i (adc_gpio_i[31:0]), - .adc_gpio_0_o (adc_gpio_o[31:0]), - .adc_gpio_0_t (adc_gpio_t[31:0]), - .adc_gpio_1_i (adc_gpio_i[63:32]), - .adc_gpio_1_o (adc_gpio_o[63:32]), - .adc_gpio_1_t (adc_gpio_t[63:32]), - .adc_valid (adc_valid), - .adc_valid_pp (adc_valid_pp), - .adc_sync (adc_sync), .ddr_addr (ddr_addr), .ddr_ba (ddr_ba), .ddr_cas_n (ddr_cas_n),