Add new AXI4-Stream UART IP and update .gitignore for Lab2 files

This commit is contained in:
2025-03-31 18:35:29 +02:00
parent 06afed32a3
commit cd5d1b8a0c
19 changed files with 4304 additions and 2 deletions

13
.gitignore vendored
View File

@@ -19,8 +19,6 @@
*.tsi
*.vcd
*.vdi
*.xml
*.tcl
*.ltx
*.xci
*.dcp
@@ -44,12 +42,15 @@
*.qws
*.wdf
*.lpr
*.xdc
*.bxml
# Vivado project directories
*.sim/
*.cache/
*.hw/
*.gen/
*.srcs/
.hwdbg/
*.ip_user_files/
@@ -68,3 +69,11 @@ vivado*.backup.log
# SDK workspace
.sdk/
# Lab2 files
LAB2/src/lab_2/ipshared/
LAB2/src/lab_2/ip/
LAB2/src/lab_2/sim/
LAB2/src/lab_2/synth/
LAB2/src/lab_2/ui/
LAB2/src/lab_2/hw_handoff/

View File

@@ -0,0 +1,89 @@
proc init { cellpath otherInfo } {
set cell_handle [get_bd_cells $cellpath]
set all_busif [get_bd_intf_pins $cellpath/*]
set axi_standard_param_list [list ID_WIDTH AWUSER_WIDTH ARUSER_WIDTH WUSER_WIDTH RUSER_WIDTH BUSER_WIDTH]
set full_sbusif_list [list ]
foreach busif $all_busif {
if { [string equal -nocase [get_property MODE $busif] "slave"] == 1 } {
set busif_param_list [list]
set busif_name [get_property NAME $busif]
if { [lsearch -exact -nocase $full_sbusif_list $busif_name ] == -1 } {
continue
}
foreach tparam $axi_standard_param_list {
lappend busif_param_list "C_${busif_name}_${tparam}"
}
bd::mark_propagate_only $cell_handle $busif_param_list
}
}
}
proc pre_propagate {cellpath otherInfo } {
set cell_handle [get_bd_cells $cellpath]
set all_busif [get_bd_intf_pins $cellpath/*]
set axi_standard_param_list [list ID_WIDTH AWUSER_WIDTH ARUSER_WIDTH WUSER_WIDTH RUSER_WIDTH BUSER_WIDTH]
foreach busif $all_busif {
if { [string equal -nocase [get_property CONFIG.PROTOCOL $busif] "AXI4"] != 1 } {
continue
}
if { [string equal -nocase [get_property MODE $busif] "master"] != 1 } {
continue
}
set busif_name [get_property NAME $busif]
foreach tparam $axi_standard_param_list {
set busif_param_name "C_${busif_name}_${tparam}"
set val_on_cell_intf_pin [get_property CONFIG.${tparam} $busif]
set val_on_cell [get_property CONFIG.${busif_param_name} $cell_handle]
if { [string equal -nocase $val_on_cell_intf_pin $val_on_cell] != 1 } {
if { $val_on_cell != "" } {
set_property CONFIG.${tparam} $val_on_cell $busif
}
}
}
}
}
proc propagate {cellpath otherInfo } {
set cell_handle [get_bd_cells $cellpath]
set all_busif [get_bd_intf_pins $cellpath/*]
set axi_standard_param_list [list ID_WIDTH AWUSER_WIDTH ARUSER_WIDTH WUSER_WIDTH RUSER_WIDTH BUSER_WIDTH]
# Set module clock frequency reference to be equal to the input clock.
set_property CONFIG.UART_CLOCK_FREQUENCY [format %d [get_property CONFIG.FREQ_HZ [get_bd_pins $cellpath/clk_uart]]] $cell_handle
foreach busif $all_busif {
if { [string equal -nocase [get_property CONFIG.PROTOCOL $busif] "AXI4"] != 1 } {
continue
}
if { [string equal -nocase [get_property MODE $busif] "slave"] != 1 } {
continue
}
set busif_name [get_property NAME $busif]
foreach tparam $axi_standard_param_list {
set busif_param_name "C_${busif_name}_${tparam}"
set val_on_cell_intf_pin [get_property CONFIG.${tparam} $busif]
set val_on_cell [get_property CONFIG.${busif_param_name} $cell_handle]
if { [string equal -nocase $val_on_cell_intf_pin $val_on_cell] != 1 } {
#override property of bd_interface_net to bd_cell -- only for slaves. May check for supported values..
if { $val_on_cell_intf_pin != "" } {
set_property CONFIG.${busif_param_name} $val_on_cell_intf_pin $cell_handle
}
}
}
}
}

View File

@@ -0,0 +1,765 @@
<?xml version="1.0" encoding="UTF-8"?>
<spirit:component xmlns:xilinx="http://www.xilinx.com" xmlns:spirit="http://www.spiritconsortium.org/XMLSchema/SPIRIT/1685-2009" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<spirit:vendor>DigiLAB</spirit:vendor>
<spirit:library>ip</spirit:library>
<spirit:name>AXI4Stream_UART</spirit:name>
<spirit:version>1.1</spirit:version>
<spirit:busInterfaces>
<spirit:busInterface>
<spirit:name>M00_AXIS_RX</spirit:name>
<spirit:busType spirit:vendor="xilinx.com" spirit:library="interface" spirit:name="axis" spirit:version="1.0"/>
<spirit:abstractionType spirit:vendor="xilinx.com" spirit:library="interface" spirit:name="axis_rtl" spirit:version="1.0"/>
<spirit:master/>
<spirit:portMaps>
<spirit:portMap>
<spirit:logicalPort>
<spirit:name>TDATA</spirit:name>
</spirit:logicalPort>
<spirit:physicalPort>
<spirit:name>m00_axis_rx_tdata</spirit:name>
</spirit:physicalPort>
</spirit:portMap>
<spirit:portMap>
<spirit:logicalPort>
<spirit:name>TVALID</spirit:name>
</spirit:logicalPort>
<spirit:physicalPort>
<spirit:name>m00_axis_rx_tvalid</spirit:name>
</spirit:physicalPort>
</spirit:portMap>
<spirit:portMap>
<spirit:logicalPort>
<spirit:name>TREADY</spirit:name>
</spirit:logicalPort>
<spirit:physicalPort>
<spirit:name>m00_axis_rx_tready</spirit:name>
</spirit:physicalPort>
</spirit:portMap>
</spirit:portMaps>
<spirit:parameters>
<spirit:parameter>
<spirit:name>WIZ_DATA_WIDTH</spirit:name>
<spirit:value spirit:format="long" spirit:id="BUSIFPARAM_VALUE.M00_AXIS_RX.WIZ_DATA_WIDTH" spirit:choiceRef="choice_list_6fc15197">32</spirit:value>
</spirit:parameter>
</spirit:parameters>
</spirit:busInterface>
<spirit:busInterface>
<spirit:name>S00_AXIS_TX</spirit:name>
<spirit:busType spirit:vendor="xilinx.com" spirit:library="interface" spirit:name="axis" spirit:version="1.0"/>
<spirit:abstractionType spirit:vendor="xilinx.com" spirit:library="interface" spirit:name="axis_rtl" spirit:version="1.0"/>
<spirit:slave/>
<spirit:portMaps>
<spirit:portMap>
<spirit:logicalPort>
<spirit:name>TDATA</spirit:name>
</spirit:logicalPort>
<spirit:physicalPort>
<spirit:name>s00_axis_tx_tdata</spirit:name>
</spirit:physicalPort>
</spirit:portMap>
<spirit:portMap>
<spirit:logicalPort>
<spirit:name>TVALID</spirit:name>
</spirit:logicalPort>
<spirit:physicalPort>
<spirit:name>s00_axis_tx_tvalid</spirit:name>
</spirit:physicalPort>
</spirit:portMap>
<spirit:portMap>
<spirit:logicalPort>
<spirit:name>TREADY</spirit:name>
</spirit:logicalPort>
<spirit:physicalPort>
<spirit:name>s00_axis_tx_tready</spirit:name>
</spirit:physicalPort>
</spirit:portMap>
</spirit:portMaps>
<spirit:parameters>
<spirit:parameter>
<spirit:name>WIZ_DATA_WIDTH</spirit:name>
<spirit:value spirit:format="long" spirit:id="BUSIFPARAM_VALUE.S00_AXIS_TX.WIZ_DATA_WIDTH" spirit:choiceRef="choice_list_6fc15197">32</spirit:value>
</spirit:parameter>
</spirit:parameters>
</spirit:busInterface>
<spirit:busInterface>
<spirit:name>M00_AXIS_RX_RST</spirit:name>
<spirit:busType spirit:vendor="xilinx.com" spirit:library="signal" spirit:name="reset" spirit:version="1.0"/>
<spirit:abstractionType spirit:vendor="xilinx.com" spirit:library="signal" spirit:name="reset_rtl" spirit:version="1.0"/>
<spirit:slave/>
<spirit:portMaps>
<spirit:portMap>
<spirit:logicalPort>
<spirit:name>RST</spirit:name>
</spirit:logicalPort>
<spirit:physicalPort>
<spirit:name>m00_axis_rx_aresetn</spirit:name>
</spirit:physicalPort>
</spirit:portMap>
</spirit:portMaps>
<spirit:parameters>
<spirit:parameter>
<spirit:name>POLARITY</spirit:name>
<spirit:value spirit:id="BUSIFPARAM_VALUE.M00_AXIS_RX_RST.POLARITY" spirit:choiceRef="choice_list_9d8b0d81">ACTIVE_LOW</spirit:value>
</spirit:parameter>
</spirit:parameters>
</spirit:busInterface>
<spirit:busInterface>
<spirit:name>M00_AXIS_RX_CLK</spirit:name>
<spirit:busType spirit:vendor="xilinx.com" spirit:library="signal" spirit:name="clock" spirit:version="1.0"/>
<spirit:abstractionType spirit:vendor="xilinx.com" spirit:library="signal" spirit:name="clock_rtl" spirit:version="1.0"/>
<spirit:slave/>
<spirit:portMaps>
<spirit:portMap>
<spirit:logicalPort>
<spirit:name>CLK</spirit:name>
</spirit:logicalPort>
<spirit:physicalPort>
<spirit:name>m00_axis_rx_aclk</spirit:name>
</spirit:physicalPort>
</spirit:portMap>
</spirit:portMaps>
<spirit:parameters>
<spirit:parameter>
<spirit:name>ASSOCIATED_BUSIF</spirit:name>
<spirit:value spirit:id="BUSIFPARAM_VALUE.M00_AXIS_RX_CLK.ASSOCIATED_BUSIF">M00_AXIS_RX</spirit:value>
</spirit:parameter>
<spirit:parameter>
<spirit:name>ASSOCIATED_RESET</spirit:name>
<spirit:value spirit:id="BUSIFPARAM_VALUE.M00_AXIS_RX_CLK.ASSOCIATED_RESET">m00_axis_rx_aresetn</spirit:value>
</spirit:parameter>
</spirit:parameters>
</spirit:busInterface>
<spirit:busInterface>
<spirit:name>S00_AXIS_TX_RST</spirit:name>
<spirit:busType spirit:vendor="xilinx.com" spirit:library="signal" spirit:name="reset" spirit:version="1.0"/>
<spirit:abstractionType spirit:vendor="xilinx.com" spirit:library="signal" spirit:name="reset_rtl" spirit:version="1.0"/>
<spirit:slave/>
<spirit:portMaps>
<spirit:portMap>
<spirit:logicalPort>
<spirit:name>RST</spirit:name>
</spirit:logicalPort>
<spirit:physicalPort>
<spirit:name>s00_axis_tx_aresetn</spirit:name>
</spirit:physicalPort>
</spirit:portMap>
</spirit:portMaps>
<spirit:parameters>
<spirit:parameter>
<spirit:name>POLARITY</spirit:name>
<spirit:value spirit:id="BUSIFPARAM_VALUE.S00_AXIS_TX_RST.POLARITY" spirit:choiceRef="choice_list_9d8b0d81">ACTIVE_LOW</spirit:value>
</spirit:parameter>
</spirit:parameters>
</spirit:busInterface>
<spirit:busInterface>
<spirit:name>S00_AXIS_TX_CLK</spirit:name>
<spirit:busType spirit:vendor="xilinx.com" spirit:library="signal" spirit:name="clock" spirit:version="1.0"/>
<spirit:abstractionType spirit:vendor="xilinx.com" spirit:library="signal" spirit:name="clock_rtl" spirit:version="1.0"/>
<spirit:slave/>
<spirit:portMaps>
<spirit:portMap>
<spirit:logicalPort>
<spirit:name>CLK</spirit:name>
</spirit:logicalPort>
<spirit:physicalPort>
<spirit:name>s00_axis_tx_aclk</spirit:name>
</spirit:physicalPort>
</spirit:portMap>
</spirit:portMaps>
<spirit:parameters>
<spirit:parameter>
<spirit:name>ASSOCIATED_BUSIF</spirit:name>
<spirit:value spirit:id="BUSIFPARAM_VALUE.S00_AXIS_TX_CLK.ASSOCIATED_BUSIF">S00_AXIS_TX</spirit:value>
</spirit:parameter>
<spirit:parameter>
<spirit:name>ASSOCIATED_RESET</spirit:name>
<spirit:value spirit:id="BUSIFPARAM_VALUE.S00_AXIS_TX_CLK.ASSOCIATED_RESET">s00_axis_tx_aresetn</spirit:value>
</spirit:parameter>
</spirit:parameters>
</spirit:busInterface>
<spirit:busInterface>
<spirit:name>reset</spirit:name>
<spirit:busType spirit:vendor="xilinx.com" spirit:library="signal" spirit:name="reset" spirit:version="1.0"/>
<spirit:abstractionType spirit:vendor="xilinx.com" spirit:library="signal" spirit:name="reset_rtl" spirit:version="1.0"/>
<spirit:slave/>
<spirit:portMaps>
<spirit:portMap>
<spirit:logicalPort>
<spirit:name>RST</spirit:name>
</spirit:logicalPort>
<spirit:physicalPort>
<spirit:name>rst</spirit:name>
</spirit:physicalPort>
</spirit:portMap>
</spirit:portMaps>
<spirit:parameters>
<spirit:parameter>
<spirit:name>POLARITY</spirit:name>
<spirit:value spirit:id="BUSIFPARAM_VALUE.RESET.POLARITY">ACTIVE_HIGH</spirit:value>
</spirit:parameter>
</spirit:parameters>
</spirit:busInterface>
<spirit:busInterface>
<spirit:name>ClockUART</spirit:name>
<spirit:description>Clock used to calculate the delay for UART</spirit:description>
<spirit:busType spirit:vendor="xilinx.com" spirit:library="signal" spirit:name="clock" spirit:version="1.0"/>
<spirit:abstractionType spirit:vendor="xilinx.com" spirit:library="signal" spirit:name="clock_rtl" spirit:version="1.0"/>
<spirit:slave/>
<spirit:portMaps>
<spirit:portMap>
<spirit:logicalPort>
<spirit:name>CLK</spirit:name>
</spirit:logicalPort>
<spirit:physicalPort>
<spirit:name>clk_uart</spirit:name>
</spirit:physicalPort>
</spirit:portMap>
</spirit:portMaps>
<spirit:parameters>
<spirit:parameter>
<spirit:name>ASSOCIATED_BUSIF</spirit:name>
<spirit:value spirit:id="BUSIFPARAM_VALUE.CLOCKUART.ASSOCIATED_BUSIF">UART</spirit:value>
</spirit:parameter>
<spirit:parameter>
<spirit:name>ASSOCIATED_RESET</spirit:name>
<spirit:value spirit:id="BUSIFPARAM_VALUE.CLOCKUART.ASSOCIATED_RESET">rst</spirit:value>
</spirit:parameter>
</spirit:parameters>
</spirit:busInterface>
<spirit:busInterface>
<spirit:name>UART</spirit:name>
<spirit:displayName>UART</spirit:displayName>
<spirit:busType spirit:vendor="xilinx.com" spirit:library="interface" spirit:name="uart" spirit:version="1.0"/>
<spirit:abstractionType spirit:vendor="xilinx.com" spirit:library="interface" spirit:name="uart_rtl" spirit:version="1.0"/>
<spirit:master/>
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<spirit:portMap>
<spirit:logicalPort>
<spirit:name>TxD</spirit:name>
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<spirit:physicalPort>
<spirit:name>UART_TX</spirit:name>
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<spirit:portMap>
<spirit:logicalPort>
<spirit:name>RxD</spirit:name>
</spirit:logicalPort>
<spirit:physicalPort>
<spirit:name>UART_RX</spirit:name>
</spirit:physicalPort>
</spirit:portMap>
</spirit:portMaps>
<spirit:parameters>
<spirit:parameter>
<spirit:name>BOARD.ASSOCIATED_PARAM</spirit:name>
<spirit:value spirit:id="BUSIFPARAM_VALUE.UART.BOARD.ASSOCIATED_PARAM">UART_BOARD_INTERFACE</spirit:value>
<spirit:vendorExtensions>
<xilinx:parameterInfo>
<xilinx:enablement>
<xilinx:presence>required</xilinx:presence>
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<spirit:displayName>Synthesis</spirit:displayName>
<spirit:envIdentifier>:vivado.xilinx.com:synthesis</spirit:envIdentifier>
<spirit:language>vhdl</spirit:language>
<spirit:modelName>AXI4Stream_UART_v1_0</spirit:modelName>
<spirit:fileSetRef>
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<spirit:name>xilinx_xpgui</spirit:name>
<spirit:displayName>UI Layout</spirit:displayName>
<spirit:envIdentifier>:vivado.xilinx.com:xgui.ui</spirit:envIdentifier>
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<spirit:envIdentifier>:vivado.xilinx.com:implementation</spirit:envIdentifier>
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<spirit:typeName>STD_LOGIC</spirit:typeName>
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<spirit:port>
<spirit:name>rst</spirit:name>
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<spirit:viewNameRef>xilinx_vhdlbehavioralsimulation</spirit:viewNameRef>
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</spirit:port>
<spirit:port>
<spirit:name>UART_TX</spirit:name>
<spirit:wire>
<spirit:direction>out</spirit:direction>
<spirit:wireTypeDefs>
<spirit:wireTypeDef>
<spirit:typeName>STD_LOGIC</spirit:typeName>
<spirit:viewNameRef>xilinx_vhdlsynthesis</spirit:viewNameRef>
<spirit:viewNameRef>xilinx_vhdlbehavioralsimulation</spirit:viewNameRef>
</spirit:wireTypeDef>
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</spirit:wire>
</spirit:port>
<spirit:port>
<spirit:name>UART_RX</spirit:name>
<spirit:wire>
<spirit:direction>in</spirit:direction>
<spirit:wireTypeDefs>
<spirit:wireTypeDef>
<spirit:typeName>STD_LOGIC</spirit:typeName>
<spirit:viewNameRef>xilinx_vhdlsynthesis</spirit:viewNameRef>
<spirit:viewNameRef>xilinx_vhdlbehavioralsimulation</spirit:viewNameRef>
</spirit:wireTypeDef>
</spirit:wireTypeDefs>
</spirit:wire>
</spirit:port>
<spirit:port>
<spirit:name>m00_axis_rx_aclk</spirit:name>
<spirit:wire>
<spirit:direction>in</spirit:direction>
<spirit:wireTypeDefs>
<spirit:wireTypeDef>
<spirit:typeName>STD_LOGIC</spirit:typeName>
<spirit:viewNameRef>xilinx_vhdlsynthesis</spirit:viewNameRef>
<spirit:viewNameRef>xilinx_vhdlbehavioralsimulation</spirit:viewNameRef>
</spirit:wireTypeDef>
</spirit:wireTypeDefs>
</spirit:wire>
</spirit:port>
<spirit:port>
<spirit:name>m00_axis_rx_aresetn</spirit:name>
<spirit:wire>
<spirit:direction>in</spirit:direction>
<spirit:wireTypeDefs>
<spirit:wireTypeDef>
<spirit:typeName>STD_LOGIC</spirit:typeName>
<spirit:viewNameRef>xilinx_vhdlsynthesis</spirit:viewNameRef>
<spirit:viewNameRef>xilinx_vhdlbehavioralsimulation</spirit:viewNameRef>
</spirit:wireTypeDef>
</spirit:wireTypeDefs>
</spirit:wire>
</spirit:port>
<spirit:port>
<spirit:name>m00_axis_rx_tvalid</spirit:name>
<spirit:wire>
<spirit:direction>out</spirit:direction>
<spirit:wireTypeDefs>
<spirit:wireTypeDef>
<spirit:typeName>STD_LOGIC</spirit:typeName>
<spirit:viewNameRef>xilinx_vhdlsynthesis</spirit:viewNameRef>
<spirit:viewNameRef>xilinx_vhdlbehavioralsimulation</spirit:viewNameRef>
</spirit:wireTypeDef>
</spirit:wireTypeDefs>
</spirit:wire>
</spirit:port>
<spirit:port>
<spirit:name>m00_axis_rx_tdata</spirit:name>
<spirit:wire>
<spirit:direction>out</spirit:direction>
<spirit:vector>
<spirit:left spirit:format="long" spirit:resolve="dependent" spirit:dependency="(spirit:decode(id(&apos;MODELPARAM_VALUE.C_M00_AXIS_RX_TDATA_WIDTH&apos;)) - 1)">7</spirit:left>
<spirit:right spirit:format="long">0</spirit:right>
</spirit:vector>
<spirit:wireTypeDefs>
<spirit:wireTypeDef>
<spirit:typeName>STD_LOGIC_VECTOR</spirit:typeName>
<spirit:viewNameRef>xilinx_vhdlsynthesis</spirit:viewNameRef>
<spirit:viewNameRef>xilinx_vhdlbehavioralsimulation</spirit:viewNameRef>
</spirit:wireTypeDef>
</spirit:wireTypeDefs>
</spirit:wire>
</spirit:port>
<spirit:port>
<spirit:name>m00_axis_rx_tready</spirit:name>
<spirit:wire>
<spirit:direction>in</spirit:direction>
<spirit:wireTypeDefs>
<spirit:wireTypeDef>
<spirit:typeName>STD_LOGIC</spirit:typeName>
<spirit:viewNameRef>xilinx_vhdlsynthesis</spirit:viewNameRef>
<spirit:viewNameRef>xilinx_vhdlbehavioralsimulation</spirit:viewNameRef>
</spirit:wireTypeDef>
</spirit:wireTypeDefs>
</spirit:wire>
</spirit:port>
<spirit:port>
<spirit:name>s00_axis_tx_aclk</spirit:name>
<spirit:wire>
<spirit:direction>in</spirit:direction>
<spirit:wireTypeDefs>
<spirit:wireTypeDef>
<spirit:typeName>STD_LOGIC</spirit:typeName>
<spirit:viewNameRef>xilinx_vhdlsynthesis</spirit:viewNameRef>
<spirit:viewNameRef>xilinx_vhdlbehavioralsimulation</spirit:viewNameRef>
</spirit:wireTypeDef>
</spirit:wireTypeDefs>
</spirit:wire>
</spirit:port>
<spirit:port>
<spirit:name>s00_axis_tx_aresetn</spirit:name>
<spirit:wire>
<spirit:direction>in</spirit:direction>
<spirit:wireTypeDefs>
<spirit:wireTypeDef>
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View File

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---- * ) ----
----` ) /( ( ) ( ( ( ( ( ( ( ( ( ( ( ----
---- ( )(_)))\ ( ))\ )\ ( )\))( )\ ( ))\ ))\ )( )\ ( )\))( ----
----(_(_())((_) )\ ' /((_) ((_) )\ ) ((_))\((_) )\ ) /((_)/((_)(()\((_) )\ ) ((_))\ ----
----|_ _| (_) _((_)) (_)) | __| _(_/( (()(_)(_) _(_/( (_)) (_)) ((_)(_) _(_/( (()(_) ----
---- | | | || ' \()/ -_) | _| | ' \))/ _` | | || ' \))/ -_)/ -_) | '_|| || ' \))/ _` | ----
---- |_| |_||_|_|_| \___| |___||_||_| \__, | |_||_||_| \___|\___| |_| |_||_||_| \__, | ----
---- |___/ |___/ ----
-------------------------------------------------------------------------------------------------
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---- _____ _ ___ __ _ _ _ __ _ ----
---- o O O |_ _| (_) _ __ ___ | __| _ _ / _` | (_) _ _ ___ ___ _ _ (_) _ _ / _` | ----
---- o | | | | | ' \ / -_) | _| | ' \ \__, | | | | ' \ / -_) / -_) | '_| | | | ' \ \__, | ----
---- TS__[O] _|_|_ _|_|_ |_|_|_| \___| |___| |_||_| |___/ _|_|_ |_||_| \___| \___| _|_|_ _|_|_ |_||_| |___/ ----
---- {======|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""| ----
----./o--000'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-' ----
------------------------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------------------------
-------------------------------------DESCRIPTION------------------------------------------
------------------------------------------------------------------------------------------
-- Bridge FT245Async to AXI4-Stream. --
------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------
library ieee;
use ieee.std_logic_1164.all;
use ieee.numeric_std.all;
library xpm;
use xpm.vcomponents.all;
entity AXI4Stream_UART_v1_0 is
generic (
------------------UART PARAMETER-------------------
UART_BAUD_RATE : positive := 115_200;
UART_CLOCK_FREQUENCY : positive := 100_000_000; --The associated clock frequency
----------------------------------------------------
-- Parameters of Axi Master Bus Interface M00_AXIS_RX
C_M00_AXIS_RX_TDATA_WIDTH : integer := 8;
-- Parameters of Axi Slave Bus Interface S00_AXIS_TX
C_S00_AXIS_TX_TDATA_WIDTH : integer := 8
);
port (
---------Global---------
clk_uart : IN STD_LOGIC;
rst : IN STD_LOGIC;
------------------------
---------Connessioni comunicazione UART-----------
UART_TX : OUT STD_LOGIC;
UART_RX : IN STD_LOGIC;
---------------------------------------------------
---Ports of Axi Master Bus Interface M00_AXIS_RX---
m00_axis_rx_aclk : IN STD_LOGIC;
m00_axis_rx_aresetn : IN STD_LOGIC;
m00_axis_rx_tvalid : OUT STD_LOGIC;
m00_axis_rx_tdata : OUT STD_LOGIC_VECTOR(C_M00_AXIS_RX_TDATA_WIDTH-1 DOWNTO 0);
m00_axis_rx_tready : IN STD_LOGIC;
--------------------------------------------------
---Ports of Axi Slave Bus Interface S00_AXIS_TX---
s00_axis_tx_aclk : IN STD_LOGIC;
s00_axis_tx_aresetn : IN STD_LOGIC;
s00_axis_tx_tready : OUT STD_LOGIC;
s00_axis_tx_tdata : IN STD_LOGIC_VECTOR(C_S00_AXIS_TX_TDATA_WIDTH-1 DOWNTO 0);
s00_axis_tx_tvalid : IN STD_LOGIC
--------------------------------------------------
);
end AXI4Stream_UART_v1_0;
architecture arch_imp of AXI4Stream_UART_v1_0 is
--------------------------------COMPONENTS DECLARATION-----------------------------------
component UART_Manager is
generic(
UART_BAUD_RATE : positive;
UART_CLOCK_FREQUENCY : positive --The associated clock frequency
);
Port (
---------Global---------
clk_uart : IN STD_LOGIC;
reset : IN STD_LOGIC;
------------------------
---------Connessioni comunicazione UART-----------
UART_TX : OUT STD_LOGIC;
UART_RX : IN STD_LOGIC;
---------------------------------------------------
------------FIFO_DATA_RX (8bit)-------------
FIFO_DATA_RX_rst : OUT STD_LOGIC;
FIFO_DATA_RX_clk : OUT STD_LOGIC;
FIFO_DATA_RX_din : OUT STD_LOGIC_VECTOR(8-1 DOWNTO 0);
FIFO_DATA_RX_wr_en : OUT STD_LOGIC;
FIFO_DATA_RX_full : IN STD_LOGIC;
FIFO_DATA_RX_almost_full : IN STD_LOGIC;
--------------------------------------------
------------FIFO_DATA_TX (8bit)-------------
--FIFO_DATA_RX_rst : OUT STD_LOGIC;
FIFO_DATA_TX_clk : OUT STD_LOGIC;
FIFO_DATA_TX_dout : IN STD_LOGIC_VECTOR(8-1 DOWNTO 0);
FIFO_DATA_TX_rd_en : OUT STD_LOGIC;
FIFO_DATA_TX_empty : IN STD_LOGIC;
FIFO_DATA_TX_almost_empty : IN STD_LOGIC
--------------------------------------------
);
end component UART_Manager;
component AXI4Stream_UART_v1_0_M00_AXIS_RX is
generic (
-- Width of S_AXIS address bus. The slave accepts the read and write addresses of width C_M_AXIS_TDATA_WIDTH.
C_M_AXIS_TDATA_WIDTH : integer := 8
);
port (
--------------FIFO_DATA (8bit)--------------
--FIFO_DATA_rst : OUT STD_LOGIC; Reset lo da chi scrive la FIFO
FIFO_DATA_clk : OUT STD_LOGIC;
FIFO_DATA_dout : IN STD_LOGIC_VECTOR(8-1 DOWNTO 0);
FIFO_DATA_rd_en : OUT STD_LOGIC;
FIFO_DATA_empty : IN STD_LOGIC;
FIFO_DATA_almost_empty : IN STD_LOGIC;
--------------------------------------------
----------------AXI4-Stream-----------------
-- AXI4Stream Clock
M_AXIS_ACLK : IN STD_LOGIC;
-- AXI4Stream Reset
M_AXIS_ARESETN : IN STD_LOGIC;
-- Master Stream Ports. TVALID indicates that the master is driving a valid transfer, A transfer takes place when both TVALID and TREADY are asserted.
M_AXIS_TVALID : OUT STD_LOGIC;
-- TDATA is the primary payload that is used to provide the data that is passing across the interface from the master.
M_AXIS_TDATA : OUT STD_LOGIC_VECTOR(C_M_AXIS_TDATA_WIDTH-1 DOWNTO 0);
-- TREADY indicates that the slave can accept a transfer in the current cycle.
M_AXIS_TREADY : IN STD_LOGIC
--------------------------------------------
);
end component AXI4Stream_UART_v1_0_M00_AXIS_RX;
component AXI4Stream_UART_v1_0_S00_AXIS_TX is
generic (
-- AXI4Stream sink: Data Width
C_S_AXIS_TDATA_WIDTH : integer := 8
);
port (
--------------FIFO_DATA-------------
FIFO_DATA_rst : OUT STD_LOGIC;
FIFO_DATA_clk : OUT STD_LOGIC;
FIFO_DATA_din : OUT STD_LOGIC_VECTOR(C_S_AXIS_TDATA_WIDTH-1 DOWNTO 0);
FIFO_DATA_wr_en : OUT STD_LOGIC;
FIFO_DATA_full : IN STD_LOGIC;
FIFO_DATA_almost_full : IN STD_LOGIC;
--------------------------------------------
----------------AXI4-Stream-----------------
-- AXI4Stream sink: Clock
S_AXIS_ACLK : IN STD_LOGIC;
-- AXI4Stream sink: Reset
S_AXIS_ARESETN : IN STD_LOGIC;
-- Ready to accept data in
S_AXIS_TREADY : OUT STD_LOGIC;
-- Data in
S_AXIS_TDATA : IN STD_LOGIC_VECTOR(C_S_AXIS_TDATA_WIDTH-1 DOWNTO 0);
-- Data is in valid
S_AXIS_TVALID : IN STD_LOGIC
--------------------------------------------
);
end component AXI4Stream_UART_v1_0_S00_AXIS_TX;
-----------------------------------------------------------------------------------------
---------------------------------------SIGNALS-------------------------------------------
-----------------FIFO_DATA_RX-----------------
signal FIFO_DATA_RX_rst : STD_LOGIC;
signal FIFO_DATA_RX_wr_clk : STD_LOGIC;
signal FIFO_DATA_RX_rd_clk : STD_LOGIC;
signal FIFO_DATA_RX_din : STD_LOGIC_VECTOR(7 DOWNTO 0);
signal FIFO_DATA_RX_wr_en : STD_LOGIC;
signal FIFO_DATA_RX_rd_en : STD_LOGIC;
signal FIFO_DATA_RX_dout : STD_LOGIC_VECTOR(7 DOWNTO 0);
signal FIFO_DATA_RX_full : STD_LOGIC;
signal FIFO_DATA_RX_almost_full : STD_LOGIC;
signal FIFO_DATA_RX_empty : STD_LOGIC;
signal FIFO_DATA_RX_almost_empty : STD_LOGIC;
----------------------------------------------
-----------------FIFO_DATA_TX-----------------
signal FIFO_DATA_TX_rst : STD_LOGIC;
signal FIFO_DATA_TX_wr_clk : STD_LOGIC;
signal FIFO_DATA_TX_rd_clk : STD_LOGIC;
signal FIFO_DATA_TX_din : STD_LOGIC_VECTOR(7 DOWNTO 0);
signal FIFO_DATA_TX_wr_en : STD_LOGIC;
signal FIFO_DATA_TX_rd_en : STD_LOGIC;
signal FIFO_DATA_TX_dout : STD_LOGIC_VECTOR(7 DOWNTO 0);
signal FIFO_DATA_TX_full : STD_LOGIC;
signal FIFO_DATA_TX_almost_full : STD_LOGIC;
signal FIFO_DATA_TX_empty : STD_LOGIC;
signal FIFO_DATA_TX_almost_empty : STD_LOGIC;
----------------------------------------------
-----------------------------------------------------------------------------------------
begin
-----------------------MODULE INSTANTIATION-------------------------
AXI4Stream_UART_v1_0_S00_AXIS_TX_inst : AXI4Stream_UART_v1_0_S00_AXIS_TX
generic map(
-- AXI4Stream sink: Data Width
C_S_AXIS_TDATA_WIDTH => C_S00_AXIS_TX_TDATA_WIDTH
)
port map(
--------------FIFO_DATA-------------
FIFO_DATA_rst => FIFO_DATA_TX_rst,
FIFO_DATA_clk => FIFO_DATA_TX_wr_clk,
FIFO_DATA_din => FIFO_DATA_TX_din,
FIFO_DATA_wr_en => FIFO_DATA_TX_wr_en,
FIFO_DATA_full => FIFO_DATA_TX_full,
FIFO_DATA_almost_full => FIFO_DATA_TX_almost_full,
--------------------------------------------
----------------AXI4-Stream-----------------
-- AXI4Stream sink: Clock
S_AXIS_ACLK => s00_axis_tx_aclk,
-- AXI4Stream sink: Reset
S_AXIS_ARESETN => s00_axis_tx_aresetn,
-- Ready to accept data in
S_AXIS_TREADY => s00_axis_tx_tready,
-- Data in
S_AXIS_TDATA => s00_axis_tx_tdata,
-- Data is in valid
S_AXIS_TVALID => s00_axis_tx_tvalid
--------------------------------------------
);
-- xpm_fifo_async: Asynchronous FIFO
-- Xilinx Parameterized Macro, Version 2017.3
FIFO_DATA_TX : xpm_fifo_async
generic map (
FIFO_MEMORY_TYPE => "block", --string; "auto", "block", "distributed", or "ultra";
FIFO_WRITE_DEPTH => 2048, --positive integer;
RELATED_CLOCKS => 0, --positive integer; 0 or 1;
WRITE_DATA_WIDTH => 8, --positive integer;
WR_DATA_COUNT_WIDTH => 1, --positive integer;
READ_MODE => "fwft", --string; "std" or "fwft";
FIFO_READ_LATENCY => 0, --positive integer;
--FULL_RESET_VALUE => 0, --positive integer; 0 or 1;
READ_DATA_WIDTH => 8, --positive integer;
RD_DATA_COUNT_WIDTH => 1, --positive integer;
CDC_SYNC_STAGES => 2, --positive integer;
ECC_MODE => "no_ecc", --string; "no_ecc" or "en_ecc";
--PROG_FULL_THRESH => 10, --positive integer
--PROG_EMPTY_THRESH => 10, --positive integer
--DOUT_RESET_VALUE => "0", --string
WAKEUP_TIME => 0, --positive integer; 0 or 2;
USE_ADV_FEATURES => "0808" --string; "0000" to "1F1F"; 0808 = almost_full and almost_empty
)
port map (
wr_clk => FIFO_DATA_TX_wr_clk,
wr_en => FIFO_DATA_TX_wr_en,
din => FIFO_DATA_TX_din,
full => FIFO_DATA_TX_full,
overflow => open,
wr_rst_busy => open,
sleep => '0',
rst => FIFO_DATA_TX_rst,
rd_clk => FIFO_DATA_TX_rd_clk,
rd_en => FIFO_DATA_TX_rd_en,
dout => FIFO_DATA_TX_dout,
empty => FIFO_DATA_TX_empty,
underflow => open,
rd_rst_busy => open,
injectsbiterr => '0',
injectdbiterr => '0',
almost_full => FIFO_DATA_TX_almost_full,
almost_empty => FIFO_DATA_TX_almost_empty
);
UART_Manager_inst : UART_Manager
Generic map(
UART_BAUD_RATE => UART_BAUD_RATE,
UART_CLOCK_FREQUENCY => UART_CLOCK_FREQUENCY
)
Port map(
---------Global---------
clk_uart => clk_uart,
reset => rst,
------------------------
---------Connessioni comunicazione UART-----------
UART_TX => UART_TX,
UART_RX => UART_RX,
---------------------------------------------------
------------FIFO_DATA_RX (8bit)-------------
FIFO_DATA_RX_rst => FIFO_DATA_RX_rst,
FIFO_DATA_RX_clk => FIFO_DATA_RX_wr_clk,
FIFO_DATA_RX_din => FIFO_DATA_RX_din,
FIFO_DATA_RX_wr_en => FIFO_DATA_RX_wr_en,
FIFO_DATA_RX_full => FIFO_DATA_RX_full,
FIFO_DATA_RX_almost_full => FIFO_DATA_RX_almost_full,
--------------------------------------------
------------FIFO_DATA_TX (8bit)-------------
FIFO_DATA_TX_clk => FIFO_DATA_TX_rd_clk,
FIFO_DATA_TX_dout => FIFO_DATA_TX_dout,
FIFO_DATA_TX_rd_en => FIFO_DATA_TX_rd_en,
FIFO_DATA_TX_empty => FIFO_DATA_TX_empty,
FIFO_DATA_TX_almost_empty => FIFO_DATA_TX_almost_empty
--------------------------------------------
);
-- xpm_fifo_async: Asynchronous FIFO
-- Xilinx Parameterized Macro, Version 2017.3
FIFO_DATA_RX : xpm_fifo_async
generic map (
FIFO_MEMORY_TYPE => "block", --string; "auto", "block", "distributed", or "ultra";
FIFO_WRITE_DEPTH => 2048, --positive integer;
RELATED_CLOCKS => 0, --positive integer; 0 or 1;
WRITE_DATA_WIDTH => 8, --positive integer;
WR_DATA_COUNT_WIDTH => 1, --positive integer;
READ_MODE => "fwft", --string; "std" or "fwft";
FIFO_READ_LATENCY => 0, --positive integer;
--FULL_RESET_VALUE => 0, --positive integer; 0 or 1;
READ_DATA_WIDTH => 8, --positive integer;
RD_DATA_COUNT_WIDTH => 1, --positive integer;
CDC_SYNC_STAGES => 2, --positive integer;
ECC_MODE => "no_ecc", --string; "no_ecc" or "en_ecc";
--PROG_FULL_THRESH => 10, --positive integer
--PROG_EMPTY_THRESH => 10, --positive integer
--DOUT_RESET_VALUE => "0", --string
WAKEUP_TIME => 0, --positive integer; 0 or 2;
USE_ADV_FEATURES => "0808" --string; "0000" to "1F1F"; 0808 = almost_full and almost_empty
)
port map (
wr_clk => FIFO_DATA_RX_wr_clk,
wr_en => FIFO_DATA_RX_wr_en,
din => FIFO_DATA_RX_din,
full => FIFO_DATA_RX_full,
overflow => open,
wr_rst_busy => open,
sleep => '0',
rst => FIFO_DATA_RX_rst,
rd_clk => FIFO_DATA_RX_rd_clk,
rd_en => FIFO_DATA_RX_rd_en,
dout => FIFO_DATA_RX_dout,
empty => FIFO_DATA_RX_empty,
underflow => open,
rd_rst_busy => open,
injectsbiterr => '0',
injectdbiterr => '0',
almost_full => FIFO_DATA_RX_almost_full,
almost_empty => FIFO_DATA_RX_almost_empty
);
AXI4Stream_UART_v1_0_M00_AXIS_RX_inst : AXI4Stream_UART_v1_0_M00_AXIS_RX
generic map(
-- Width of S_AXIS address bus. The slave accepts the read and write addresses of width C_M_AXIS_TDATA_WIDTH.
C_M_AXIS_TDATA_WIDTH => C_M00_AXIS_RX_TDATA_WIDTH
)
port map(
--------------FIFO_DATA (8bit)--------------
FIFO_DATA_clk => FIFO_DATA_RX_rd_clk,
FIFO_DATA_dout => FIFO_DATA_RX_dout,
FIFO_DATA_rd_en => FIFO_DATA_RX_rd_en,
FIFO_DATA_empty => FIFO_DATA_RX_empty,
FIFO_DATA_almost_empty => FIFO_DATA_RX_almost_empty,
--------------------------------------------
----------------AXI4-Stream-----------------
-- AXI4Stream Clock
M_AXIS_ACLK => m00_axis_rx_aclk,
-- AXI4Stream Reset
M_AXIS_ARESETN => m00_axis_rx_aresetn,
-- Master Stream Ports. TVALID indicates that the master is driving a valid transfer, A transfer takes place when both TVALID and TREADY are asserted.
M_AXIS_TVALID => m00_axis_rx_tvalid,
-- TDATA is the primary payload that is used to provide the data that is passing across the interface from the master.
M_AXIS_TDATA => m00_axis_rx_tdata,
-- TREADY indicates that the slave can accept a transfer in the current cycle.
M_AXIS_TREADY => m00_axis_rx_tready
--------------------------------------------
);
--------------------------------------------------------------------
end arch_imp;

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@@ -0,0 +1,91 @@
-------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------
---- * ) ----
----` ) /( ( ) ( ( ( ( ( ( ( ( ( ( ( ----
---- ( )(_)))\ ( ))\ )\ ( )\))( )\ ( ))\ ))\ )( )\ ( )\))( ----
----(_(_())((_) )\ ' /((_) ((_) )\ ) ((_))\((_) )\ ) /((_)/((_)(()\((_) )\ ) ((_))\ ----
----|_ _| (_) _((_)) (_)) | __| _(_/( (()(_)(_) _(_/( (_)) (_)) ((_)(_) _(_/( (()(_) ----
---- | | | || ' \()/ -_) | _| | ' \))/ _` | | || ' \))/ -_)/ -_) | '_|| || ' \))/ _` | ----
---- |_| |_||_|_|_| \___| |___||_||_| \__, | |_||_||_| \___|\___| |_| |_||_||_| \__, | ----
---- |___/ |___/ ----
-------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------------------------
---- _____ _ ___ __ _ _ _ __ _ ----
---- o O O |_ _| (_) _ __ ___ | __| _ _ / _` | (_) _ _ ___ ___ _ _ (_) _ _ / _` | ----
---- o | | | | | ' \ / -_) | _| | ' \ \__, | | | | ' \ / -_) / -_) | '_| | | | ' \ \__, | ----
---- TS__[O] _|_|_ _|_|_ |_|_|_| \___| |___| |_||_| |___/ _|_|_ |_||_| \___| \___| _|_|_ _|_|_ |_||_| |___/ ----
---- {======|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""| ----
----./o--000'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-' ----
------------------------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------------------------
-------------------------------------DESCRIPTION------------------------------------------
------------------------------------------------------------------------------------------
-- Bridge da FIFO 8bit to AXI4 Stream. --
------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------
library ieee;
use ieee.std_logic_1164.all;
use ieee.numeric_std.all;
entity AXI4Stream_UART_v1_0_M00_AXIS_RX is
generic (
-- Width of S_AXIS address bus. The slave accepts the read and write addresses of width C_M_AXIS_TDATA_WIDTH.
C_M_AXIS_TDATA_WIDTH : integer := 8
);
port (
--------------FIFO_DATA (8bit)--------------
--FIFO_DATA_rst : OUT STD_LOGIC; Reset lo da chi scrive la FIFO
FIFO_DATA_clk : OUT STD_LOGIC;
FIFO_DATA_dout : IN STD_LOGIC_VECTOR(8-1 DOWNTO 0);
FIFO_DATA_rd_en : OUT STD_LOGIC;
FIFO_DATA_empty : IN STD_LOGIC;
FIFO_DATA_almost_empty : IN STD_LOGIC;
--------------------------------------------
----------------AXI4-Stream-----------------
-- AXI4Stream Clock
M_AXIS_ACLK : IN STD_LOGIC;
-- AXI4Stream Reset
M_AXIS_ARESETN : IN STD_LOGIC;
-- Master Stream Ports. TVALID indicates that the master is driving a valid transfer, A transfer takes place when both TVALID and TREADY are asserted.
M_AXIS_TVALID : OUT STD_LOGIC;
-- TDATA is the primary payload that is used to provide the data that is passing across the interface from the master.
M_AXIS_TDATA : OUT STD_LOGIC_VECTOR(C_M_AXIS_TDATA_WIDTH-1 DOWNTO 0);
-- TREADY indicates that the slave can accept a transfer in the current cycle.
M_AXIS_TREADY : IN STD_LOGIC
--------------------------------------------
);
end AXI4Stream_UART_v1_0_M00_AXIS_RX;
architecture implementation of AXI4Stream_UART_v1_0_M00_AXIS_RX is
----------------------------SIGNALS-----------------------------
signal M_AXIS_TVALID_int : STD_LOGIC;
----------------------------------------------------------------
begin
---------DIRECT ASSIGNMENT----------
FIFO_DATA_clk <= M_AXIS_ACLK;
--FIFO_DATA_rst <= not M_AXIS_ARESETN;
M_AXIS_TDATA <= FIFO_DATA_dout;
FIFO_DATA_rd_en <= M_AXIS_TREADY and M_AXIS_TVALID_int;
M_AXIS_TVALID_int <= not FIFO_DATA_empty and M_AXIS_ARESETN;
M_AXIS_TVALID <= M_AXIS_TVALID_int;
------------------------------------
end implementation;

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@@ -0,0 +1,90 @@
-------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------
---- * ) ----
----` ) /( ( ) ( ( ( ( ( ( ( ( ( ( ( ----
---- ( )(_)))\ ( ))\ )\ ( )\))( )\ ( ))\ ))\ )( )\ ( )\))( ----
----(_(_())((_) )\ ' /((_) ((_) )\ ) ((_))\((_) )\ ) /((_)/((_)(()\((_) )\ ) ((_))\ ----
----|_ _| (_) _((_)) (_)) | __| _(_/( (()(_)(_) _(_/( (_)) (_)) ((_)(_) _(_/( (()(_) ----
---- | | | || ' \()/ -_) | _| | ' \))/ _` | | || ' \))/ -_)/ -_) | '_|| || ' \))/ _` | ----
---- |_| |_||_|_|_| \___| |___||_||_| \__, | |_||_||_| \___|\___| |_| |_||_||_| \__, | ----
---- |___/ |___/ ----
-------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------------------------
---- _____ _ ___ __ _ _ _ __ _ ----
---- o O O |_ _| (_) _ __ ___ | __| _ _ / _` | (_) _ _ ___ ___ _ _ (_) _ _ / _` | ----
---- o | | | | | ' \ / -_) | _| | ' \ \__, | | | | ' \ / -_) / -_) | '_| | | | ' \ \__, | ----
---- TS__[O] _|_|_ _|_|_ |_|_|_| \___| |___| |_||_| |___/ _|_|_ |_||_| \___| \___| _|_|_ _|_|_ |_||_| |___/ ----
---- {======|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""| ----
----./o--000'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-' ----
------------------------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------------------------
-------------------------------------DESCRIPTION------------------------------------------
------------------------------------------------------------------------------------------
-- Bridge da FIFO 8bit to AXI4 Stream. --
------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------
library ieee;
use ieee.std_logic_1164.all;
use ieee.numeric_std.all;
entity AXI4Stream_UART_v1_0_S00_AXIS_TX is
generic (
-- AXI4Stream sink: Data Width
C_S_AXIS_TDATA_WIDTH : integer := 8
);
port (
--------------FIFO_DATA (32bit)-------------
FIFO_DATA_rst : OUT STD_LOGIC;
FIFO_DATA_clk : OUT STD_LOGIC;
FIFO_DATA_din : OUT STD_LOGIC_VECTOR(C_S_AXIS_TDATA_WIDTH-1 DOWNTO 0);
FIFO_DATA_wr_en : OUT STD_LOGIC;
FIFO_DATA_full : IN STD_LOGIC;
FIFO_DATA_almost_full : IN STD_LOGIC;
--------------------------------------------
----------------AXI4-Stream-----------------
-- AXI4Stream sink: Clock
S_AXIS_ACLK : IN STD_LOGIC;
-- AXI4Stream sink: Reset
S_AXIS_ARESETN : IN STD_LOGIC;
-- Ready to accept data in
S_AXIS_TREADY : OUT STD_LOGIC;
-- Data in
S_AXIS_TDATA : IN STD_LOGIC_VECTOR(C_S_AXIS_TDATA_WIDTH-1 DOWNTO 0);
-- Data is in valid
S_AXIS_TVALID : IN STD_LOGIC
--------------------------------------------
);
end AXI4Stream_UART_v1_0_S00_AXIS_TX;
architecture arch_imp of AXI4Stream_UART_v1_0_S00_AXIS_TX is
-----------------------------SIGNALS----------------------------
signal S_AXIS_TREADY_int : STD_LOGIC;
----------------------------------------------------------------
begin
---------DIRECT ASSIGNMENT----------
FIFO_DATA_clk <= S_AXIS_ACLK;
FIFO_DATA_rst <= not S_AXIS_ARESETN;
FIFO_DATA_din <= S_AXIS_TDATA;
FIFO_DATA_wr_en <= S_AXIS_TREADY_int and S_AXIS_TVALID;
S_AXIS_TREADY_int <= not FIFO_DATA_almost_full and S_AXIS_ARESETN;
S_AXIS_TREADY <= S_AXIS_TREADY_int;
------------------------------------
end arch_imp;

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@@ -0,0 +1,343 @@
----------------------------------------------------------------------------------
-- Company:
-- Engineer:
--
-- Create Date: 12:02:15 01/23/2016
-- Design Name:
-- Module Name: uart - Behavioral
-- Project Name:
-- Target Devices:
-- Tool versions:
-- Description:
--
-- Dependencies:
--
-- Revision:
-- Revision 0.01 - File Created
-- Additional Comments:
--
----------------------------------------------------------------------------------
------------------------------------------------------------------------------
-- UART
-- Implements a universal asynchronous receiver transmitter
-------------------------------------------------------------------------------
-- clock
-- Input clock, must match frequency value given on clock_frequency
-- generic input.
-- reset
-- Synchronous reset.
-- data_stream_in
-- Input data bus for bytes to transmit.
-- data_stream_in_stb
-- Input strobe to qualify the input data bus.
-- data_stream_in_ack
-- Output acknowledge to indicate the UART has begun sending the byte
-- provided on the data_stream_in port.
-- data_stream_in_done
-- Output pulse che arriva quando fine tx
-- data_stream_out
-- Data output port for received bytes.
-- data_stream_out_stb
-- Output strobe to qualify the received byte. Will be valid for one clock
-- cycle only.
-- tx
-- Serial transmit.
-- rx
-- Serial receive
-------------------------------------------------------------------------------
library ieee;
use ieee.std_logic_1164.all;
use ieee.numeric_std.all;
use ieee.math_real.all;
-- Uncomment the following library declaration if using
-- arithmetic functions with Signed or Unsigned values
--use IEEE.NUMERIC_STD.ALL;
-- Uncomment the following library declaration if instantiating
-- any Xilinx primitives in this code.
--library UNISIM;
--use UNISIM.VComponents.all;
entity UART_Engine is
generic (
BAUD_RATE : integer range 110 to 2000000;
CLOCK_FREQUENCY : positive
);
port (
clock : in std_logic;
reset : in std_logic;
data_stream_in : in std_logic_vector(7 downto 0);
data_stream_in_stb : in std_logic;
data_stream_in_ack : out std_logic;
data_stream_in_done : out std_logic;
data_stream_out : out std_logic_vector(7 downto 0);
data_stream_out_stb : out std_logic;
tx : out std_logic;
rx : in std_logic
);
end UART_Engine;
architecture rtl of UART_Engine is
---------------------------------------------------------------------------
-- Baud generation constants
---------------------------------------------------------------------------
constant c_tx_div : integer := integer(round(real(CLOCK_FREQUENCY) / real(BAUD_RATE)));
constant c_rx_div : integer := integer(round(real(CLOCK_FREQUENCY) / real(BAUD_RATE * 16)));
---------------------------------------------------------------------------
-- Baud generation signals
---------------------------------------------------------------------------
signal tx_baud_counter : integer range 0 to c_tx_div-1 := 0;
signal tx_baud_tick : std_logic := '0';
signal rx_baud_counter : integer range 0 to c_rx_div-1 := 0;
signal rx_baud_tick : std_logic := '0';
---------------------------------------------------------------------------
-- Transmitter signals
---------------------------------------------------------------------------
type uart_tx_states is (
tx_send_start_bit,
tx_send_data,
tx_send_stop_bit
);
signal uart_tx_state : uart_tx_states := tx_send_start_bit;
signal uart_tx_data_vec : std_logic_vector(7 downto 0) := (others => '0');
signal uart_tx_data : std_logic := '1';
signal uart_tx_count : unsigned(2 downto 0) := (others => '0');
signal uart_rx_data_in_ack : std_logic := '0';
signal uart_rx_data_in_done : std_logic := '0';
---------------------------------------------------------------------------
-- Receiver signals
---------------------------------------------------------------------------
type uart_rx_states is (
rx_get_start_bit,
rx_get_data,
rx_get_stop_bit
);
signal uart_rx_state : uart_rx_states := rx_get_start_bit;
signal uart_rx_bit : std_logic := '1';
signal uart_rx_data_vec : std_logic_vector(7 downto 0) := (others => '0');
signal uart_rx_data_sr : std_logic_vector(1 downto 0) := (others => '1');
signal uart_rx_filter : unsigned(1 downto 0) := (others => '1');
signal uart_rx_count : unsigned(2 downto 0) := (others => '0');
signal uart_rx_data_out_stb : std_logic := '0';
signal uart_rx_bit_spacing : unsigned (3 downto 0) := (others => '0');
signal uart_rx_bit_tick : std_logic := '0';
begin
-- Connect IO
data_stream_in_ack <= uart_rx_data_in_ack;
data_stream_in_done <= uart_rx_data_in_done;
data_stream_out <= uart_rx_data_vec;
data_stream_out_stb <= uart_rx_data_out_stb;
tx <= uart_tx_data;
---------------------------------------------------------------------------
-- OVERSAMPLE_CLOCK_DIVIDER
-- generate an oversampled tick (baud * 16)
---------------------------------------------------------------------------
oversample_clock_divider : process (clock)
begin
if rising_edge (clock) then
if reset = '1' then
rx_baud_counter <= 0;
rx_baud_tick <= '0';
else
if rx_baud_counter = c_rx_div - 1 then
rx_baud_counter <= 0;
rx_baud_tick <= '1';
else
rx_baud_counter <= rx_baud_counter + 1;
rx_baud_tick <= '0';
end if;
end if;
end if;
end process oversample_clock_divider;
---------------------------------------------------------------------------
-- RXD_SYNCHRONISE
-- Synchronise rxd to the oversampled baud
---------------------------------------------------------------------------
rxd_synchronise : process(clock)
begin
if rising_edge(clock) then
if reset = '1' then
uart_rx_data_sr <= (others => '1');
else
if rx_baud_tick = '1' then
uart_rx_data_sr(0) <= rx;
uart_rx_data_sr(1) <= uart_rx_data_sr(0);
end if;
end if;
end if;
end process rxd_synchronise;
---------------------------------------------------------------------------
-- RXD_FILTER
-- Filter rxd with a 2 bit counter.
---------------------------------------------------------------------------
rxd_filter : process(clock)
begin
if rising_edge(clock) then
if reset = '1' then
uart_rx_filter <= (others => '1');
uart_rx_bit <= '1';
else
if rx_baud_tick = '1' then
-- filter rxd.
if uart_rx_data_sr(1) = '1' and uart_rx_filter < 3 then
uart_rx_filter <= uart_rx_filter + 1;
elsif uart_rx_data_sr(1) = '0' and uart_rx_filter > 0 then
uart_rx_filter <= uart_rx_filter - 1;
end if;
-- set the rx bit.
if uart_rx_filter = 3 then
uart_rx_bit <= '1';
elsif uart_rx_filter = 0 then
uart_rx_bit <= '0';
end if;
end if;
end if;
end if;
end process rxd_filter;
---------------------------------------------------------------------------
-- RX_BIT_SPACING
---------------------------------------------------------------------------
rx_bit_spacing : process (clock)
begin
if rising_edge(clock) then
uart_rx_bit_tick <= '0';
if rx_baud_tick = '1' then
if uart_rx_bit_spacing = 15 then
uart_rx_bit_tick <= '1';
uart_rx_bit_spacing <= (others => '0');
else
uart_rx_bit_spacing <= uart_rx_bit_spacing + 1;
end if;
if uart_rx_state = rx_get_start_bit then
uart_rx_bit_spacing <= (others => '0');
end if;
end if;
end if;
end process rx_bit_spacing;
---------------------------------------------------------------------------
-- UART_RECEIVE_DATA
---------------------------------------------------------------------------
uart_receive_data : process(clock)
begin
if rising_edge(clock) then
if reset = '1' then
uart_rx_state <= rx_get_start_bit;
uart_rx_data_vec <= (others => '0');
uart_rx_count <= (others => '0');
uart_rx_data_out_stb <= '0';
else
uart_rx_data_out_stb <= '0';
case uart_rx_state is
when rx_get_start_bit =>
if rx_baud_tick = '1' and uart_rx_bit = '0' then
uart_rx_state <= rx_get_data;
end if;
when rx_get_data =>
if uart_rx_bit_tick = '1' then
uart_rx_data_vec(uart_rx_data_vec'high)
<= uart_rx_bit;
uart_rx_data_vec(
uart_rx_data_vec'high-1 downto 0
) <= uart_rx_data_vec(
uart_rx_data_vec'high downto 1
);
if uart_rx_count < 7 then
uart_rx_count <= uart_rx_count + 1;
else
uart_rx_count <= (others => '0');
uart_rx_state <= rx_get_stop_bit;
end if;
end if;
when rx_get_stop_bit =>
if uart_rx_bit_tick = '1' then
if uart_rx_bit = '1' then
uart_rx_state <= rx_get_start_bit;
uart_rx_data_out_stb <= '1';
end if;
end if;
when others =>
uart_rx_state <= rx_get_start_bit;
end case;
end if;
end if;
end process uart_receive_data;
---------------------------------------------------------------------------
-- TX_CLOCK_DIVIDER
-- Generate baud ticks at the required rate based on the input clock
-- frequency and baud rate
---------------------------------------------------------------------------
tx_clock_divider : process (clock)
begin
if rising_edge (clock) then
if reset = '1' then
tx_baud_counter <= 0;
tx_baud_tick <= '0';
else
if tx_baud_counter = c_tx_div - 1 then
tx_baud_counter <= 0;
tx_baud_tick <= '1';
else
tx_baud_counter <= tx_baud_counter + 1;
tx_baud_tick <= '0';
end if;
end if;
end if;
end process tx_clock_divider;
---------------------------------------------------------------------------
-- UART_SEND_DATA
-- Get data from data_stream_in and send it one bit at a time upon each
-- baud tick. Send data lsb first.
-- wait 1 tick, send start bit (0), send data 0-7, send stop bit (1)
---------------------------------------------------------------------------
uart_send_data : process(clock)
begin
if rising_edge(clock) then
if reset = '1' then
uart_tx_data <= '1';
uart_tx_data_vec <= (others => '0');
uart_tx_count <= (others => '0');
uart_tx_state <= tx_send_start_bit;
uart_rx_data_in_ack <= '0';
uart_rx_data_in_done <= '0';
else
uart_rx_data_in_ack <= '0';
uart_rx_data_in_done <= '0'; --new
case uart_tx_state is
when tx_send_start_bit =>
if tx_baud_tick = '1' and data_stream_in_stb = '1' then
uart_tx_data <= '0';
uart_tx_state <= tx_send_data;
uart_tx_count <= (others => '0');
uart_rx_data_in_ack <= '1';
uart_tx_data_vec <= data_stream_in;
end if;
when tx_send_data =>
if tx_baud_tick = '1' then
uart_tx_data <= uart_tx_data_vec(0);
uart_tx_data_vec(
uart_tx_data_vec'high-1 downto 0
) <= uart_tx_data_vec(
uart_tx_data_vec'high downto 1
);
if uart_tx_count < 7 then
uart_tx_count <= uart_tx_count + 1;
else
uart_tx_count <= (others => '0');
uart_tx_state <= tx_send_stop_bit;
end if;
end if;
when tx_send_stop_bit =>
if tx_baud_tick = '1' then
uart_tx_data <= '1';
uart_tx_state <= tx_send_start_bit;
uart_rx_data_in_done <= '1'; --new
end if;
when others =>
uart_tx_data <= '1';
uart_tx_state <= tx_send_start_bit;
end case;
end if;
end if;
end process uart_send_data;
end rtl;

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@@ -0,0 +1,238 @@
-------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------
---- * ) ----
----` ) /( ( ) ( ( ( ( ( ( ( ( ( ( ( ----
---- ( )(_)))\ ( ))\ )\ ( )\))( )\ ( ))\ ))\ )( )\ ( )\))( ----
----(_(_())((_) )\ ' /((_) ((_) )\ ) ((_))\((_) )\ ) /((_)/((_)(()\((_) )\ ) ((_))\ ----
----|_ _| (_) _((_)) (_)) | __| _(_/( (()(_)(_) _(_/( (_)) (_)) ((_)(_) _(_/( (()(_) ----
---- | | | || ' \()/ -_) | _| | ' \))/ _` | | || ' \))/ -_)/ -_) | '_|| || ' \))/ _` | ----
---- |_| |_||_|_|_| \___| |___||_||_| \__, | |_||_||_| \___|\___| |_| |_||_||_| \__, | ----
---- |___/ |___/ ----
-------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------------------------
---- _____ _ ___ __ _ _ _ __ _ ----
---- o O O |_ _| (_) _ __ ___ | __| _ _ / _` | (_) _ _ ___ ___ _ _ (_) _ _ / _` | ----
---- o | | | | | ' \ / -_) | _| | ' \ \__, | | | | ' \ / -_) / -_) | '_| | | | ' \ \__, | ----
---- TS__[O] _|_|_ _|_|_ |_|_|_| \___| |___| |_||_| |___/ _|_|_ |_||_| \___| \___| _|_|_ _|_|_ |_||_| |___/ ----
---- {======|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""|_|"""""| ----
----./o--000'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-'"`-0-0-' ----
------------------------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------------------------------------------------------
-------------------------------------DESCRIPTION------------------------------------------
------------------------------------------------------------------------------------------
-- Modulo di pi<70> basso livello per la gestione dei dati tra FIFO in e FIFO out ed il --
-- modulo FTDI 2232H in modalita FT245 Asynchronous. La priorit<69> <20> data ai dati in --
-- arrivo dal PC verso FPGA. --
-- Il clock in ingresso deve avere un periodo di 10 ns per garantire i tempi --
-- rischiesti dal 2232H --
------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------------
library IEEE;
use IEEE.STD_LOGIC_1164.ALL;
entity UART_Manager is
generic(
UART_BAUD_RATE : positive;
UART_CLOCK_FREQUENCY : positive --The associated clock frequency
);
Port (
---------Global---------
clk_uart : IN STD_LOGIC;
reset : IN STD_LOGIC;
------------------------
---------Connessioni comunicazione UART-----------
UART_TX : OUT STD_LOGIC;
UART_RX : IN STD_LOGIC;
---------------------------------------------------
------------FIFO_DATA_RX (8bit)-------------
FIFO_DATA_RX_rst : OUT STD_LOGIC;
FIFO_DATA_RX_clk : OUT STD_LOGIC;
FIFO_DATA_RX_din : OUT STD_LOGIC_VECTOR(8-1 DOWNTO 0);
FIFO_DATA_RX_wr_en : OUT STD_LOGIC;
FIFO_DATA_RX_full : IN STD_LOGIC;
FIFO_DATA_RX_almost_full : IN STD_LOGIC;
--------------------------------------------
------------FIFO_DATA_TX (8bit)-------------
--FIFO_DATA_RX_rst : OUT STD_LOGIC;
FIFO_DATA_TX_clk : OUT STD_LOGIC;
FIFO_DATA_TX_dout : IN STD_LOGIC_VECTOR(8-1 DOWNTO 0);
FIFO_DATA_TX_rd_en : OUT STD_LOGIC;
FIFO_DATA_TX_empty : IN STD_LOGIC;
FIFO_DATA_TX_almost_empty : IN STD_LOGIC
--------------------------------------------
);
end UART_Manager;
architecture Behavioral of UART_Manager is
-------------------COMPONENT------------------
COMPONENT UART_engine
GENERIC(
BAUD_RATE : positive;
CLOCK_FREQUENCY : positive
);
PORT(
--SYSTEM UART
clock : IN std_logic;
reset : IN std_logic;
-- FPGA-->PC
data_stream_in : IN std_logic_vector(7 downto 0);
data_stream_in_stb : IN std_logic;
data_stream_in_ack : OUT std_logic;
data_stream_in_done : OUT std_logic;
tx : OUT std_logic;
-- PC-->FPGA
data_stream_out : OUT std_logic_vector(7 downto 0);
data_stream_out_stb : OUT std_logic;
rx : IN std_logic
);
END COMPONENT;
----------------------------------------------
--------------------SIGNALS-------------------
signal state : STD_LOGIC_VECTOR(7 DOWNTO 0):=x"00";
--TX:fromFPGAtoPC
signal data_stream_in : STD_LOGIC_VECTOR(7 DOWNTO 0) := (others=>'0');
signal data_stream_in_stb : STD_LOGIC := '0';
signal data_stream_in_ack : STD_LOGIC := '0';
signal data_stream_in_done : STD_LOGIC := '0';
signal state_TX : STD_LOGIC_VECTOR(7 DOWNTO 0):=x"FF";
--RX:fromPCtoFPGA
signal data_stream_out : STD_LOGIC_VECTOR(7 DOWNTO 0) := (others=>'0');
signal data_stream_out_stb : STD_LOGIC := '0';
----------------------------------------------
begin
Inst_uart: UART_engine
GENERIC MAP (
BAUD_RATE => UART_BAUD_RATE,
CLOCK_FREQUENCY => UART_CLOCK_FREQUENCY
)
PORT MAP(
clock => clk_uart,
reset => reset,
-- FPGA-->PC
data_stream_in => data_stream_in, --byte FPGA->PC, (in)
data_stream_in_stb => data_stream_in_stb, --'1' per 1 clock inizia la fase di trasmisisone a PC di data_stream_in (in)
data_stream_in_ack => data_stream_in_ack, --'1' per 1 clock vuol dire che START TX (data_stream_in_stb='1') <20> stata capita (in)
data_stream_in_done => data_stream_in_done, --'1' indica la fine della trasmisione (out)
tx => UART_TX,
-- PC-->FPGA
data_stream_out => data_stream_out, --byte PC->FPGA, (out)
data_stream_out_stb => data_stream_out_stb, --'1' per 1 clock indica che su data_stream_out c'<27> un nuovo dato (out)
-- data_stream_out => FIFO_RX_din,
-- data_stream_out_stb => FIFO_RX_wr_en,
rx => UART_RX
);
fromFPGAtoPC : process(clk_uart, reset)
begin
if (reset = '1') then
state_TX <= x"00";
--UART
data_stream_in <= (others => '0');
data_stream_in_stb <= '0';
--FIFO_TX
FIFO_DATA_TX_rd_en <= '0';
elsif rising_edge(clk_uart) then
case state_TX is
when x"FF" =>
if(reset = '0') then
state_TX <= x"00";
else
state_TX <= x"FF";
end if;
--UART
data_stream_in <= (others => '0');
data_stream_in_stb <= '0';
--FIFO_TX
FIFO_DATA_TX_rd_en <= '0';
when x"00" =>
FIFO_DATA_TX_rd_en <= '0';
data_stream_in_stb <= '0';
if (FIFO_DATA_TX_empty = '0') then --nessun dato da trasmettere al PC
state_TX <= x"01"; --si hanno dati in FIFO TX da passare al PC
FIFO_DATA_TX_rd_en <= '1'; --abilita lettura FIFO
data_stream_in <= FIFO_DATA_TX_dout; --dai alla UART il byte in uscita dalla fifo gi<67> pronto
data_stream_in_stb <= '1'; --abilita TX della UART
end if;
when x"01" =>
FIFO_DATA_TX_rd_en <= '0'; --blocca la lettura FIFO
--tieni data_stream_in_stb attivo finche la UART non inizia a trasferire data_stream_in_ack='0'
if (data_stream_in_ack = '1') then
state_TX <= x"02";
data_stream_in_stb <= '0';
end if;
when x"02" =>
-- data_stream_in_done = '1' significa fin trasmisisone UART
if (data_stream_in_done = '1') then
state_TX <= x"00";
end if;
when others =>
state_TX <= x"00";
end case;
end if;
end process;
fromPCtoFPGA : process(clk_uart, reset)
begin
if (reset = '1') then
FIFO_DATA_RX_din <= (others => '0');
FIFO_DATA_RX_wr_en <= '0';
elsif rising_edge(clk_uart) then
FIFO_DATA_RX_wr_en <= '0';
if (data_stream_out_stb = '1') then --arrivato nuovo dato sulla UART, caricalo in FIGO RX
FIFO_DATA_RX_wr_en <= '1';
FIFO_DATA_RX_din <= data_stream_out;
end if;
end if;
end process;
--------------------ASSIGMENT------------------
FIFO_DATA_RX_clk <= clk_uart;
FIFO_DATA_TX_clk <= clk_uart;
FIFO_DATA_RX_rst <= reset;
-----------------------------------------------
end Behavioral;

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@@ -0,0 +1,17 @@
package require xilinx::board 1.0
namespace import ::xilinx::board::*
set instname [current_inst]
set f_xdc [add_ipfile -usedIn [list synthesis implementation board ] -force ${instname}_board.xdc]
puts_ipfile $f_xdc "#--------------------Physical Constraints-----------------\n"
if { [get_project_property BOARD] == "" } {
close_ipfile $f_xdc
return
}
set board_if [get_property PARAM_VALUE.UART_BOARD_INTERFACE]
if { $board_if ne "Custom"} {
board_add_port_constraints $f_xdc $board_if TxD UART_TX
board_add_port_constraints $f_xdc $board_if RxD UART_RX
}
close_ipfile $f_xdc

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@@ -0,0 +1,36 @@
<?xml version="1.0"?>
<Index Version="1" Minor="0">
<Repository value="/home/nicola/Documents/vivado/axi4-stream-uart">
</Repository>
<IP>
<VLNV value="xilinx.com:user:AXI4Stream_UART:1.0">
</VLNV>
<DisplayName value="AXI4-Stream UART">
</DisplayName>
<Description value="AXI4-Stream bridge to UART. Internal buffer is 16kb for Input and for Output">
</Description>
<CoreRevision value="8">
</CoreRevision>
<ComponentPath value="component.xml">
</ComponentPath>
<Families>
<Family name="artix7">
<Part status="Production" name="ALL">
</Part>
</Family>
<Family name="zynq">
<Part status="Production" name="ALL">
</Part>
</Family>
</Families>
<Taxonomies>
<Taxonomy value="AXI_Peripheral">
</Taxonomy>
</Taxonomies>
<Interfaces>
<Interface value="AXI4-Stream">
</Interface>
</Interfaces>
</IP>
</Index>

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@@ -0,0 +1,85 @@
# Definitional proc to organize widgets for parameters.
proc init_gui { IPINST } {
ipgui::add_param $IPINST -name "Component_Name"
#Adding Page
set Settings [ipgui::add_page $IPINST -name "Settings"]
ipgui::add_param $IPINST -name "UART_BAUD_RATE" -parent ${Settings} -widget comboBox
}
proc update_PARAM_VALUE.C_M00_AXIS_RX_TDATA_WIDTH { PARAM_VALUE.C_M00_AXIS_RX_TDATA_WIDTH } {
# Procedure called to update C_M00_AXIS_RX_TDATA_WIDTH when any of the dependent parameters in the arguments change
}
proc validate_PARAM_VALUE.C_M00_AXIS_RX_TDATA_WIDTH { PARAM_VALUE.C_M00_AXIS_RX_TDATA_WIDTH } {
# Procedure called to validate C_M00_AXIS_RX_TDATA_WIDTH
return true
}
proc update_PARAM_VALUE.C_S00_AXIS_TX_TDATA_WIDTH { PARAM_VALUE.C_S00_AXIS_TX_TDATA_WIDTH } {
# Procedure called to update C_S00_AXIS_TX_TDATA_WIDTH when any of the dependent parameters in the arguments change
}
proc validate_PARAM_VALUE.C_S00_AXIS_TX_TDATA_WIDTH { PARAM_VALUE.C_S00_AXIS_TX_TDATA_WIDTH } {
# Procedure called to validate C_S00_AXIS_TX_TDATA_WIDTH
return true
}
proc update_PARAM_VALUE.UART_BAUD_RATE { PARAM_VALUE.UART_BAUD_RATE } {
# Procedure called to update UART_BAUD_RATE when any of the dependent parameters in the arguments change
}
proc validate_PARAM_VALUE.UART_BAUD_RATE { PARAM_VALUE.UART_BAUD_RATE } {
# Procedure called to validate UART_BAUD_RATE
return true
}
proc update_PARAM_VALUE.UART_CLOCK_FREQUENCY { PARAM_VALUE.UART_CLOCK_FREQUENCY } {
# Procedure called to update UART_CLOCK_FREQUENCY when any of the dependent parameters in the arguments change
}
proc validate_PARAM_VALUE.UART_CLOCK_FREQUENCY { PARAM_VALUE.UART_CLOCK_FREQUENCY } {
# Procedure called to validate UART_CLOCK_FREQUENCY
return true
}
proc update_PARAM_VALUE.USE_BOARD_FLOW { PARAM_VALUE.USE_BOARD_FLOW } {
# Procedure called to update USE_BOARD_FLOW when any of the dependent parameters in the arguments change
}
proc validate_PARAM_VALUE.USE_BOARD_FLOW { PARAM_VALUE.USE_BOARD_FLOW } {
# Procedure called to validate USE_BOARD_FLOW
return true
}
proc update_PARAM_VALUE.UART_BOARD_INTERFACE { PARAM_VALUE.UART_BOARD_INTERFACE } {
# Procedure called to update UART_BOARD_INTERFACE when any of the dependent parameters in the arguments change
}
proc validate_PARAM_VALUE.UART_BOARD_INTERFACE { PARAM_VALUE.UART_BOARD_INTERFACE } {
# Procedure called to validate UART_BOARD_INTERFACE
return true
}
proc update_MODELPARAM_VALUE.UART_BAUD_RATE { MODELPARAM_VALUE.UART_BAUD_RATE PARAM_VALUE.UART_BAUD_RATE } {
# Procedure called to set VHDL generic/Verilog parameter value(s) based on TCL parameter value
set_property value [get_property value ${PARAM_VALUE.UART_BAUD_RATE}] ${MODELPARAM_VALUE.UART_BAUD_RATE}
}
proc update_MODELPARAM_VALUE.UART_CLOCK_FREQUENCY { MODELPARAM_VALUE.UART_CLOCK_FREQUENCY PARAM_VALUE.UART_CLOCK_FREQUENCY } {
# Procedure called to set VHDL generic/Verilog parameter value(s) based on TCL parameter value
set_property value [get_property value ${PARAM_VALUE.UART_CLOCK_FREQUENCY}] ${MODELPARAM_VALUE.UART_CLOCK_FREQUENCY}
}
proc update_MODELPARAM_VALUE.C_M00_AXIS_RX_TDATA_WIDTH { MODELPARAM_VALUE.C_M00_AXIS_RX_TDATA_WIDTH PARAM_VALUE.C_M00_AXIS_RX_TDATA_WIDTH } {
# Procedure called to set VHDL generic/Verilog parameter value(s) based on TCL parameter value
set_property value [get_property value ${PARAM_VALUE.C_M00_AXIS_RX_TDATA_WIDTH}] ${MODELPARAM_VALUE.C_M00_AXIS_RX_TDATA_WIDTH}
}
proc update_MODELPARAM_VALUE.C_S00_AXIS_TX_TDATA_WIDTH { MODELPARAM_VALUE.C_S00_AXIS_TX_TDATA_WIDTH PARAM_VALUE.C_S00_AXIS_TX_TDATA_WIDTH } {
# Procedure called to set VHDL generic/Verilog parameter value(s) based on TCL parameter value
set_property value [get_property value ${PARAM_VALUE.C_S00_AXIS_TX_TDATA_WIDTH}] ${MODELPARAM_VALUE.C_S00_AXIS_TX_TDATA_WIDTH}
}

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@@ -0,0 +1,85 @@
# Definitional proc to organize widgets for parameters.
proc init_gui { IPINST } {
ipgui::add_param $IPINST -name "Component_Name"
#Adding Page
set Settings [ipgui::add_page $IPINST -name "Settings"]
ipgui::add_param $IPINST -name "UART_BAUD_RATE" -parent ${Settings} -widget comboBox
}
proc update_PARAM_VALUE.C_M00_AXIS_RX_TDATA_WIDTH { PARAM_VALUE.C_M00_AXIS_RX_TDATA_WIDTH } {
# Procedure called to update C_M00_AXIS_RX_TDATA_WIDTH when any of the dependent parameters in the arguments change
}
proc validate_PARAM_VALUE.C_M00_AXIS_RX_TDATA_WIDTH { PARAM_VALUE.C_M00_AXIS_RX_TDATA_WIDTH } {
# Procedure called to validate C_M00_AXIS_RX_TDATA_WIDTH
return true
}
proc update_PARAM_VALUE.C_S00_AXIS_TX_TDATA_WIDTH { PARAM_VALUE.C_S00_AXIS_TX_TDATA_WIDTH } {
# Procedure called to update C_S00_AXIS_TX_TDATA_WIDTH when any of the dependent parameters in the arguments change
}
proc validate_PARAM_VALUE.C_S00_AXIS_TX_TDATA_WIDTH { PARAM_VALUE.C_S00_AXIS_TX_TDATA_WIDTH } {
# Procedure called to validate C_S00_AXIS_TX_TDATA_WIDTH
return true
}
proc update_PARAM_VALUE.UART_BAUD_RATE { PARAM_VALUE.UART_BAUD_RATE } {
# Procedure called to update UART_BAUD_RATE when any of the dependent parameters in the arguments change
}
proc validate_PARAM_VALUE.UART_BAUD_RATE { PARAM_VALUE.UART_BAUD_RATE } {
# Procedure called to validate UART_BAUD_RATE
return true
}
proc update_PARAM_VALUE.UART_CLOCK_FREQUENCY { PARAM_VALUE.UART_CLOCK_FREQUENCY } {
# Procedure called to update UART_CLOCK_FREQUENCY when any of the dependent parameters in the arguments change
}
proc validate_PARAM_VALUE.UART_CLOCK_FREQUENCY { PARAM_VALUE.UART_CLOCK_FREQUENCY } {
# Procedure called to validate UART_CLOCK_FREQUENCY
return true
}
proc update_PARAM_VALUE.USE_BOARD_FLOW { PARAM_VALUE.USE_BOARD_FLOW } {
# Procedure called to update USE_BOARD_FLOW when any of the dependent parameters in the arguments change
}
proc validate_PARAM_VALUE.USE_BOARD_FLOW { PARAM_VALUE.USE_BOARD_FLOW } {
# Procedure called to validate USE_BOARD_FLOW
return true
}
proc update_PARAM_VALUE.UART_BOARD_INTERFACE { PARAM_VALUE.UART_BOARD_INTERFACE } {
# Procedure called to update UART_BOARD_INTERFACE when any of the dependent parameters in the arguments change
}
proc validate_PARAM_VALUE.UART_BOARD_INTERFACE { PARAM_VALUE.UART_BOARD_INTERFACE } {
# Procedure called to validate UART_BOARD_INTERFACE
return true
}
proc update_MODELPARAM_VALUE.UART_BAUD_RATE { MODELPARAM_VALUE.UART_BAUD_RATE PARAM_VALUE.UART_BAUD_RATE } {
# Procedure called to set VHDL generic/Verilog parameter value(s) based on TCL parameter value
set_property value [get_property value ${PARAM_VALUE.UART_BAUD_RATE}] ${MODELPARAM_VALUE.UART_BAUD_RATE}
}
proc update_MODELPARAM_VALUE.UART_CLOCK_FREQUENCY { MODELPARAM_VALUE.UART_CLOCK_FREQUENCY PARAM_VALUE.UART_CLOCK_FREQUENCY } {
# Procedure called to set VHDL generic/Verilog parameter value(s) based on TCL parameter value
set_property value [get_property value ${PARAM_VALUE.UART_CLOCK_FREQUENCY}] ${MODELPARAM_VALUE.UART_CLOCK_FREQUENCY}
}
proc update_MODELPARAM_VALUE.C_M00_AXIS_RX_TDATA_WIDTH { MODELPARAM_VALUE.C_M00_AXIS_RX_TDATA_WIDTH PARAM_VALUE.C_M00_AXIS_RX_TDATA_WIDTH } {
# Procedure called to set VHDL generic/Verilog parameter value(s) based on TCL parameter value
set_property value [get_property value ${PARAM_VALUE.C_M00_AXIS_RX_TDATA_WIDTH}] ${MODELPARAM_VALUE.C_M00_AXIS_RX_TDATA_WIDTH}
}
proc update_MODELPARAM_VALUE.C_S00_AXIS_TX_TDATA_WIDTH { MODELPARAM_VALUE.C_S00_AXIS_TX_TDATA_WIDTH PARAM_VALUE.C_S00_AXIS_TX_TDATA_WIDTH } {
# Procedure called to set VHDL generic/Verilog parameter value(s) based on TCL parameter value
set_property value [get_property value ${PARAM_VALUE.C_S00_AXIS_TX_TDATA_WIDTH}] ${MODELPARAM_VALUE.C_S00_AXIS_TX_TDATA_WIDTH}
}

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@@ -0,0 +1,49 @@
--Copyright 1986-2020 Xilinx, Inc. All Rights Reserved.
----------------------------------------------------------------------------------
--Tool Version: Vivado v.2020.2 (win64) Build 3064766 Wed Nov 18 09:12:45 MST 2020
--Date : Mon Mar 31 15:19:19 2025
--Host : Davide-Samsung running 64-bit major release (build 9200)
--Command : generate_target lab_2_wrapper.bd
--Design : lab_2_wrapper
--Purpose : IP block netlist
----------------------------------------------------------------------------------
library IEEE;
use IEEE.STD_LOGIC_1164.ALL;
library UNISIM;
use UNISIM.VCOMPONENTS.ALL;
entity lab_2_wrapper is
port (
led_of : out STD_LOGIC;
led_ok : out STD_LOGIC;
led_uf : out STD_LOGIC;
reset : in STD_LOGIC;
sys_clock : in STD_LOGIC;
usb_uart_rxd : in STD_LOGIC;
usb_uart_txd : out STD_LOGIC
);
end lab_2_wrapper;
architecture STRUCTURE of lab_2_wrapper is
component lab_2 is
port (
reset : in STD_LOGIC;
sys_clock : in STD_LOGIC;
led_of : out STD_LOGIC;
led_ok : out STD_LOGIC;
led_uf : out STD_LOGIC;
usb_uart_txd : out STD_LOGIC;
usb_uart_rxd : in STD_LOGIC
);
end component lab_2;
begin
lab_2_i: component lab_2
port map (
led_of => led_of,
led_ok => led_ok,
led_uf => led_uf,
reset => reset,
sys_clock => sys_clock,
usb_uart_rxd => usb_uart_rxd,
usb_uart_txd => usb_uart_txd
);
end STRUCTURE;

1317
LAB2/src/lab_2/lab_2.bd Normal file

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42
LAB2/src/lab_2/lab_2.bda Normal file
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<?xml version="1.0" encoding="UTF-8" standalone="no" ?>
<graphml xmlns="http://graphml.graphdrawing.org/xmlns" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://graphml.graphdrawing.org/xmlns http://graphml.graphdrawing.org/xmlns/1.0/graphml.xsd">
<key attr.name="base_addr" attr.type="string" for="node" id="BA"/>
<key attr.name="base_param" attr.type="string" for="node" id="BP"/>
<key attr.name="edge_hid" attr.type="int" for="edge" id="EH"/>
<key attr.name="high_addr" attr.type="string" for="node" id="HA"/>
<key attr.name="high_param" attr.type="string" for="node" id="HP"/>
<key attr.name="master_addrspace" attr.type="string" for="node" id="MA"/>
<key attr.name="master_instance" attr.type="string" for="node" id="MX"/>
<key attr.name="master_interface" attr.type="string" for="node" id="MI"/>
<key attr.name="master_segment" attr.type="string" for="node" id="MS"/>
<key attr.name="master_vlnv" attr.type="string" for="node" id="MV"/>
<key attr.name="memory_type" attr.type="string" for="node" id="TM"/>
<key attr.name="slave_instance" attr.type="string" for="node" id="SX"/>
<key attr.name="slave_interface" attr.type="string" for="node" id="SI"/>
<key attr.name="slave_segment" attr.type="string" for="node" id="SS"/>
<key attr.name="slave_vlnv" attr.type="string" for="node" id="SV"/>
<key attr.name="usage_type" attr.type="string" for="node" id="TU"/>
<key attr.name="vert_hid" attr.type="int" for="node" id="VH"/>
<key attr.name="vert_name" attr.type="string" for="node" id="VM"/>
<key attr.name="vert_type" attr.type="string" for="node" id="VT"/>
<graph edgedefault="undirected" id="G" parse.edgeids="canonical" parse.nodeids="canonical" parse.order="nodesfirst">
<node id="n0">
<data key="VH">2</data>
<data key="VM">lab_2</data>
<data key="VT">VR</data>
</node>
<node id="n1">
<data key="VM">lab_2</data>
<data key="VT">BC</data>
</node>
<node id="n2">
<data key="TU">active</data>
<data key="VH">2</data>
<data key="VT">PM</data>
</node>
<edge id="e0" source="n1" target="n0">
</edge>
<edge id="e1" source="n0" target="n2">
</edge>
</graph>
</graphml>

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LAB2/vivado/lab2/lab2.xpr Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<!-- Product Version: Vivado v2020.2 (64-bit) -->
<!-- -->
<!-- Copyright 1986-2020 Xilinx, Inc. All Rights Reserved. -->
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