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文件名称:FPGA等精度频率计

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  • 上传时间:
    2022-04-14
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    7.02mb
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先预置一个闸门信号,将该闸门信号作为D触发器的输入端,将被测信号作为D触发器的时钟,当闸门信号有效的时候(即从0到1的时候),在被测信号的上升沿来临的时候,闸门信号被送到D触发器的Q端口。D触发器的Q端口分别连接两个计数器,一个计数器对基准时钟计数(板子上的50M时钟或者用锁相环倍频后的高速时钟),另一个计数器对被测信号计数。当闸门信号有效被送到Q端口的时候,使能这两个计数器进行计数,当基准时钟计数到1s的时候,闸门信号拉低,无效(产生时间宽度为1s的闸门),计算这1s的时间内,被测信号计数了多少次,也就是被测信号经过了多少个时钟周期。

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下载文件列表

压缩包 : 基于Basys3的等精度频率计.rar 列表
频率计/project_5/project_5.cache/wt/gui_resources.wdf
频率计/project_5/project_5.cache/wt/java_command_handlers.wdf
频率计/project_5/project_5.cache/wt/project.wpc
频率计/project_5/project_5.cache/wt/synthesis.wdf
频率计/project_5/project_5.cache/wt/synthesis_details.wdf
频率计/project_5/project_5.cache/wt/webtalk_pa.xml
频率计/project_5/project_5.cache/wt/xsim.wdf
频率计/project_5/project_5.hw/hw_1/hw.xml
频率计/project_5/project_5.hw/project_5.lpr
频率计/project_5/project_5.ip_user_files/README.txt
频率计/project_5/project_5.runs/.jobs/vrs_config_1.xml
频率计/project_5/project_5.runs/.jobs/vrs_config_2.xml
频率计/project_5/project_5.runs/impl_1/.init_design.begin.rst
频率计/project_5/project_5.runs/impl_1/.init_design.end.rst
频率计/project_5/project_5.runs/impl_1/.opt_design.begin.rst
频率计/project_5/project_5.runs/impl_1/.opt_design.end.rst
频率计/project_5/project_5.runs/impl_1/.place_design.begin.rst
频率计/project_5/project_5.runs/impl_1/.place_design.end.rst
频率计/project_5/project_5.runs/impl_1/.route_design.begin.rst
频率计/project_5/project_5.runs/impl_1/.route_design.end.rst
频率计/project_5/project_5.runs/impl_1/.vivado.begin.rst
频率计/project_5/project_5.runs/impl_1/.vivado.end.rst
频率计/project_5/project_5.runs/impl_1/.Vivado_Implementation.queue.rst
频率计/project_5/project_5.runs/impl_1/.write_bitstream.begin.rst
频率计/project_5/project_5.runs/impl_1/.write_bitstream.end.rst
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602.bit
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602.tcl
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602.vdi
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_clock_utilization_routed.rpt
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_control_sets_placed.rpt
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_drc_opted.rpt
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_drc_routed.pb
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_drc_routed.rpt
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_drc_routed.rpx
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_io_placed.rpt
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_methodology_drc_routed.rpt
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_methodology_drc_routed.rpx
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_opt.dcp
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_placed.dcp
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_power_routed.rpt
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_power_routed.rpx
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_power_summary_routed.pb
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_routed.dcp
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_route_status.pb
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_route_status.rpt
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_timing_summary_routed.rpt
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_timing_summary_routed.rpx
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_utilization_placed.pb
频率计/project_5/project_5.runs/impl_1/frequency_counter_lcd1602_utilization_placed.rpt
频率计/project_5/project_5.runs/impl_1/gen_run.xml
频率计/project_5/project_5.runs/impl_1/htr.txt
频率计/project_5/project_5.runs/impl_1/init_design.pb
频率计/project_5/project_5.runs/impl_1/ISEWrap.js
频率计/project_5/project_5.runs/impl_1/ISEWrap.sh
频率计/project_5/project_5.runs/impl_1/opt_design.pb
频率计/project_5/project_5.runs/impl_1/place_design.pb
频率计/project_5/project_5.runs/impl_1/project.wdf
频率计/project_5/project_5.runs/impl_1/route_design.pb
频率计/project_5/project_5.runs/impl_1/rundef.js
频率计/project_5/project_5.runs/impl_1/runme.bat
频率计/project_5/project_5.runs/impl_1/runme.log
频率计/project_5/project_5.runs/impl_1/runme.sh
频率计/project_5/project_5.runs/impl_1/usage_statistics_webtalk.html
频率计/project_5/project_5.runs/impl_1/usage_statistics_webtalk.xml
频率计/project_5/project_5.runs/impl_1/vivado.jou
频率计/project_5/project_5.runs/impl_1/vivado.pb
频率计/project_5/project_5.runs/impl_1/write_bitstream.pb
频率计/project_5/project_5.runs/synth_1/.vivado.begin.rst
频率计/project_5/project_5.runs/synth_1/.vivado.end.rst
频率计/project_5/project_5.runs/synth_1/.Vivado_Synthesis.queue.rst
频率计/project_5/project_5.runs/synth_1/.Xil/frequency_counter_lcd1602_propImpl.xdc
频率计/project_5/project_5.runs/synth_1/frequency_counter_lcd1602.dcp
频率计/project_5/project_5.runs/synth_1/frequency_counter_lcd1602.tcl
频率计/project_5/project_5.runs/synth_1/frequency_counter_lcd1602.vds
频率计/project_5/project_5.runs/synth_1/frequency_counter_lcd1602_utilization_synth.pb
频率计/project_5/project_5.runs/synth_1/frequency_counter_lcd1602_utilization_synth.rpt
频率计/project_5/project_5.runs/synth_1/fsm_encoding.os
频率计/project_5/project_5.runs/synth_1/gen_run.xml
频率计/project_5/project_5.runs/synth_1/htr.txt
频率计/project_5/project_5.runs/synth_1/ISEWrap.js
频率计/project_5/project_5.runs/synth_1/ISEWrap.sh
频率计/project_5/project_5.runs/synth_1/rundef.js
频率计/project_5/project_5.runs/synth_1/runme.bat
频率计/project_5/pr

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