PL与PS数据交互-UART串口+AXIGPIO控制DDSIP核输出

共1018个文件

h：171个

c：120个

v：90个

102 浏览量 2023-11-29 20:00:50 上传评论 1 收藏 57.25MB ZIP 举报

在电子设计领域，PL（Programmable Logic）通常指的是FPGA（Field-Programmable Gate Array），而PS（Processing System）则通常指的是嵌入在FPGA中的处理单元，如ARM Cortex处理器。本话题主要探讨如何在PL和PS之间进行数据交互，通过UART串口和AXI GPIO控制DDS IP核来实现特定的信号生成。"redpitaya_axi_gpio_dds"项目可能是针对Red Pitaya平台的一个实例，该平台是一种基于FPGA的开源硬件，拥有丰富的数字输入输出接口。 UART（Universal Asynchronous Receiver/Transmitter）是通用异步收发传输器，广泛用于设备间的串行通信。它允许PL和PS之间进行全双工通信，即数据可以在两个方向上同时传输。UART通信的基本要素包括波特率、起始位、数据位、奇偶校验位和停止位。在PL和PS间设置好相应的UART配置后，可以实现高效的数据传输。 AXI GPIO（Advanced eXtensible Interface General Purpose Input/Output）是FPGA中的一种接口标准，用于在不同模块间传输数据。在Xilinx FPGA中，AXI GPIO提供了对GPIO引脚的读写控制，使PS能够控制PL中的GPIO状态，反之亦然。在本例中，可能通过AXI GPIO来控制DDS IP核的参数，如频率、相位和幅度。 DDS（Direct Digital Synthesis）IP核是一种数字信号发生器，它通过快速改变相位累加器的值来生成所需频率的波形。在FPGA中，DDS可以实现高精度、高速度的信号生成，常用于通信、测试测量和信号处理等领域。通过AXI GPIO，我们可以从PS向PL发送指令，改变DDS的参数，从而实时调整输出信号的特性。在"redpitaya_axi_gpio_dds"项目中，可能包含以下步骤： 1. 配置UART：设置合适的波特率和其他通信参数，确保PL和PS之间的通信链路稳定。 2. 实现UART驱动：在PS端编写UART驱动程序，用于接收和发送数据到FPGA。 3. 设计AXI GPIO接口：在PL端设计AXI GPIO模块，连接到DDS IP核的控制端口，以接收来自PS的控制信号。 4. 控制DDS IP核：根据从UART接收到的指令，通过AXI GPIO更改DDS的参数，如频率设定值、初始相位和幅度控制。 5. 信号生成：DDS IP核根据新的参数生成相应的数字波形，然后通过FPGA的输出引脚输出模拟信号。 6. 测试验证：在PS端通过UART发送不同的指令，观察PL端DDS IP核输出的信号变化，以验证交互功能的正确性。这个项目不仅涉及硬件层面的接口设计，还涵盖了软件层面的驱动开发和通信协议实现，对于学习FPGA系统设计、嵌入式开发以及数字信号处理都有很高的实践价值。理解并掌握这些技术，将有助于提升在嵌入式系统和信号处理领域的专业能力。

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PL与PS数据交互- UART串口+AXI GPIO控制DDS IP核输出（1018个子文件）

10647154437e001e193d8dfdf113653f 82B

404ec74d437e001e193d8dfdf113653f 0B

__synthesis_is_complete__ 0B

libxil.a 1.12MB

libxilffs.a 108KB

runme.bat 229B

system.bd 40KB

bd_15e9.bd 3KB

bd_d5b8.bd 3KB

output.bif 385B

BOOT.bin 2.21MB

system_wrapper.bit 1.99MB

system.bxml 7KB

bd_d5b8.bxml 3KB

bd_15e9.bxml 3KB

ffunicode.c 1.87MB

ps7_init.c 516KB

ps7_init_gpl.c 516KB

ff.c 224KB

xsdps.c 57KB

xadcps.c 54KB

xdmaps.c 52KB

xsdps_options.c 50KB

xil_cache.c 46KB

main.c 37KB

image_mover.c 35KB

xscugic.c 34KB

xdevcfg.c 29KB

xgpiops_intr.c 25KB

qspi.c 24KB

xuartps_options.c 24KB

pcap.c 22KB

xuartps.c 22KB

xgpiops.c 21KB

xscugic_hw.c 21KB

xil_testmem.c 20KB

xil_misc_psreset_api.c 16KB

diskio.c 15KB

md5.c 14KB

xuartps_intr.c 14KB

_profile_timer_hw.c 12KB

xil_printf.c 11KB

xil_exception.c 11KB

xgpio_intr.c 10KB

xgpio.c 10KB

xil_testcache.c 10KB

xdevcfg_intr.c 9KB

rsa.c 9KB

xil_testio.c 8KB

xscutimer.c 8KB

xadcps_intr.c 8KB

nand.c 8KB

xpm_counter.c 8KB

xil_mmu.c 8KB

xscugic_intr.c 7KB

xscuwdt.c 6KB

vectors.c 6KB

xgpio_extra.c 6KB

xuartps_selftest.c 6KB

xgpiops_hw.c 6KB

xuartps_hw.c 6KB

xil_sleeptimer.c 5KB

xl2cc_counter.c 5KB

xcoresightpsdcc.c 5KB

xplatform_info.c 5KB

sd.c 5KB

xgpio_sinit.c 5KB

xil_assert.c 5KB

fsbl_hooks.c 5KB

ffsystem.c 5KB

xscutimer_selftest.c 5KB

profile_cg.c 5KB

xgpiops_selftest.c 4KB

xtime_l.c 4KB

xdevcfg_hw.c 4KB

xadcps_selftest.c 4KB

xscuwdt_selftest.c 4KB

nor.c 4KB

xdmaps_hw.c 4KB

xgpio_selftest.c 4KB

usleep.c 4KB

xscugic_selftest.c 4KB

xdevcfg_selftest.c 4KB

xscugic_sinit.c 4KB

xdmaps_selftest.c 4KB

xgpiops_sinit.c 3KB

xsdps_sinit.c 3KB

xscutimer_sinit.c 3KB

xscuwdt_sinit.c 3KB

xadcps_sinit.c 3KB

xuartps_sinit.c 3KB

xil_io.c 3KB

xdevcfg_sinit.c 3KB

xdmaps_sinit.c 3KB

共 1018 条

axi4stream_vip_axi4streampc.sv,systemverilog,xilinx_vip,E:/Xilinx/Vivado/2018.3/data/xilinx_vip/hdl/axi4stream_vip_axi4streampc.sv,incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/ec67/hdl"incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/70cf/hdl"incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/85a3"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/ec67/hdl"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/70cf/hdl"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ip/system_processing_system7_0_0"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/85a3"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/1b7e/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/122e/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/7d3c/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/c45e/hdl/verilog" axi_vip_axi4pc.sv,systemverilog,xilinx_vip,E:/Xilinx/Vivado/2018.3/data/xilinx_vip/hdl/axi_vip_axi4pc.sv,incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/ec67/hdl"incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/70cf/hdl"incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/85a3"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/ec67/hdl"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/70cf/hdl"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ip/system_processing_system7_0_0"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/85a3"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/1b7e/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/122e/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/7d3c/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/c45e/hdl/verilog" xil_common_vip_pkg.sv,systemverilog,xilinx_vip,E:/Xilinx/Vivado/2018.3/data/xilinx_vip/hdl/xil_common_vip_pkg.sv,incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/ec67/hdl"incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/70cf/hdl"incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/85a3"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/ec67/hdl"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/70cf/hdl"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ip/system_processing_system7_0_0"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/85a3"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/1b7e/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/122e/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/7d3c/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/c45e/hdl/verilog" axi4stream_vip_pkg.sv,systemverilog,xilinx_vip,E:/Xilinx/Vivado/2018.3/data/xilinx_vip/hdl/axi4stream_vip_pkg.sv,incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/ec67/hdl"incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/70cf/hdl"incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/85a3"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/ec67/hdl"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/70cf/hdl"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ip/system_processing_system7_0_0"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/85a3"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/1b7e/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/122e/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/7d3c/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/c45e/hdl/verilog" axi_vip_pkg.sv,systemverilog,xilinx_vip,E:/Xilinx/Vivado/2018.3/data/xilinx_vip/hdl/axi_vip_pkg.sv,incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/ec67/hdl"incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/70cf/hdl"incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/85a3"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/ec67/hdl"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/70cf/hdl"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ip/system_processing_system7_0_0"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/85a3"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/1b7e/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/122e/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/7d3c/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/c45e/hdl/verilog" axi4stream_vip_if.sv,systemverilog,xilinx_vip,E:/Xilinx/Vivado/2018.3/data/xilinx_vip/hdl/axi4stream_vip_if.sv,incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/ec67/hdl"incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/70cf/hdl"incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/85a3"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/ec67/hdl"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/70cf/hdl"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ip/system_processing_system7_0_0"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/85a3"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/1b7e/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/122e/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/7d3c/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/c45e/hdl/verilog" axi_vip_if.sv,systemverilog,xilinx_vip,E:/Xilinx/Vivado/2018.3/data/xilinx_vip/hdl/axi_vip_if.sv,incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/ec67/hdl"incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/70cf/hdl"incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/85a3"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/ec67/hdl"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/70cf/hdl"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ip/system_processing_system7_0_0"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/85a3"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/1b7e/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/122e/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/7d3c/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/c45e/hdl/verilog" clk_vip_if.sv,systemverilog,xilinx_vip,E:/Xilinx/Vivado/2018.3/data/xilinx_vip/hdl/clk_vip_if.sv,incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/ec67/hdl"incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/70cf/hdl"incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/85a3"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/ec67/hdl"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/70cf/hdl"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ip/system_processing_system7_0_0"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/85a3"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/1b7e/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/122e/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/7d3c/hdl/verilog"incdir="../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/c45e/hdl/verilog" rst_vip_if.sv,systemverilog,xilinx_vip,E:/Xilinx/Vivado/2018.3/data/xilinx_vip/hdl/rst_vip_if.sv,incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/ec67/hdl"incdir="$ref_dir/../../../../axi_gpio.srcs/sources_1/bd/system/ipshared/70cf/

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