使用verilog语言编写数字频率计,用于计算方波频率。使用verilog语言编写数字频率计,用于计算方波频率。使用verilog语言编写数字频率计,用于计算方波频率。使用verilog语言编写数字频率计,用于计算方波频率。使用...">
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Verilog frequency meter

codeforge4569
2015-08-09 03:51:34
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VerilogVerilog Verilog HDLVerilog

Description

family:'Microsoft YaHei', Tahoma, Arial, sans-serif;font-size:15px;line-height:26px;">使用verilog语言编写数字频率计,用于计算方波频率。使用verilog语言编写数字频率计,用于计算方波频率。使用verilog语言编写数字频率计,用于计算方波频率。使用verilog语言编写数字频率计,用于计算方波频率。使用verilog语言编写数字频率计,用于计算方波频率。

关键技术

数字频率计是采用数字电路制做成的能实现对周期性变化信号频率测量的仪器。频率计主要用于测量正弦波、矩形波三角波和尖脉冲等周期信号的频率值。其扩展功能可以测量信号的周期和脉冲宽度。通常说的,数字频率计是指电子计数式频率计。数字计数式频率计能直接计数单位时间内被测信号的脉冲数,然后以数字形式显示频率值。这种方法测量精确度高、快速,适合不同频率、不同精确度测频的需要。电子计数器测频有两种方式:一是直接测频法,即在一定闸门时间内测量被测信号的脉冲个数;二是间接测频法,如周期测频法。
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File list

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Name Size Date
01.97 kB
BUS_inst.v1.71 kB2014-05-19|19:45
Cymometer.qpf1.26 kB2014-05-17|20:36
Cymometer.qsf7.14 kB2014-08-01|20:55
Cymometer.qws778.00 B2014-08-01|21:20
Cymometer.v1.74 kB2014-08-01|11:06
Cymometer.v.bak1.00 B2014-05-17|20:37
Cymometer_1.v1.67 kB2014-07-11|10:50
Cymometer_1.v.bak1.00 B2014-05-17|21:39
Cymomter_1_inst.v1.18 kB2014-05-19|20:18
bus.v907.00 B2014-05-19|19:45
bus.v.bak1.00 B2014-05-19|19:44
counter.v.bak2.00 B2014-05-17|21:58
01.97 kB
Cymometer.(0).cnf.cdb3.40 kB2014-08-01|11:24
Cymometer.(0).cnf.hdb1.79 kB2014-08-01|11:24
Cymometer.(1).cnf.cdb1.72 kB2014-08-01|11:24
Cymometer.(1).cnf.hdb1.13 kB2014-08-01|11:24
Cymometer.(2).cnf.cdb1.88 kB2014-08-01|11:24
Cymometer.(2).cnf.hdb1.03 kB2014-08-01|11:24
Cymometer.(3).cnf.cdb7.08 kB2014-08-01|11:24
Cymometer.(3).cnf.hdb2.24 kB2014-08-01|11:24
Cymometer.(4).cnf.cdb6.82 kB2014-08-01|11:24
Cymometer.(4).cnf.hdb1.88 kB2014-08-01|11:24
Cymometer.(5).cnf.cdb9.92 kB2014-08-01|11:24
Cymometer.(5).cnf.hdb3.04 kB2014-08-01|11:24
Cymometer.asm.qmsg2.46 kB2014-08-01|20:55
Cymometer.asm.rdb1.48 kB2014-08-01|20:55
Cymometer.asm_labs.ddb7.12 kB2014-08-01|20:55
Cymometer.cbx.xml91.00 B2014-08-01|20:55
Cymometer.cmp.bpm1.30 kB2014-08-01|20:55
Cymometer.cmp.cdb59.15 kB2014-08-01|20:55
Cymometer.cmp.hdb21.27 kB2014-08-01|20:56
Cymometer.cmp.idb25.36 kB2014-08-01|20:55
Cymometer.cmp.kpt219.00 B2014-08-01|20:55
Cymometer.cmp.logdb4.00 B2014-08-01|20:55
Cymometer.cmp.rdb25.28 kB2014-08-01|20:56
Cymometer.cmp0.ddb163.68 kB2014-08-01|20:55
Cymometer.cmp1.ddb162.28 kB2014-08-01|20:55
Cymometer.cmp2.ddb46.87 kB2014-08-01|20:55
Cymometer.cmp_merge.kpt224.00 B2014-08-01|20:55
Cymometer.db_info155.00 B2014-08-01|20:55
Cymometer.eda.qmsg2.62 kB2014-08-01|20:56
Cymometer.fit.qmsg71.84 kB2014-08-01|20:55
Cymometer.hier_info17.20 kB2014-08-01|20:55
Cymometer.hif2.79 kB2014-08-01|20:55
Cymometer.ipinfo255.00 B2014-08-01|21:20
Cymometer.lpc.html1.18 kB2014-08-01|20:55
Cymometer.lpc.rdb550.00 B2014-08-01|20:55
Cymometer.lpc.txt2.25 kB2014-08-01|20:55
Cymometer.map.ammdb138.00 B2014-08-01|20:55
Cymometer.map.bpm1.18 kB2014-08-01|20:55
Cymometer.map.cdb16.31 kB2014-08-01|20:55
Cymometer.map.hdb19.07 kB2014-08-01|20:55
Cymometer.map.kpt6.71 kB2014-08-01|20:55
Cymometer.map.logdb4.00 B2014-08-01|20:55
Cymometer.map.qmsg28.35 kB2014-08-01|20:55
Cymometer.map.rdb1.30 kB2014-08-01|20:55
Cymometer.map_bb.cdb2.03 kB2014-08-01|20:55
Cymometer.map_bb.hdb11.86 kB2014-08-01|20:55
Cymometer.map_bb.logdb4.00 B2014-08-01|20:55
Cymometer.pplq.rdb247.00 B2014-08-01|20:07
Cymometer.pre_map.hdb25.62 kB2014-08-01|20:55
Cymometer.pti_db_list.ddb192.00 B2014-08-01|20:55
Cymometer.root_partition.map.reg_db.cdb215.00 B2014-08-01|20:55
Cymometer.routing.rdb4.98 kB2014-08-01|20:55
Cymometer.rpp.qmsg2.10 kB2014-08-01|19:59
Cymometer.rtlv.hdb23.53 kB2014-08-01|20:55
Cymometer.rtlv_sg.cdb25.22 kB2014-08-01|20:55
Cymometer.rtlv_sg_swap.cdb4.85 kB2014-08-01|20:55
Cymometer.sgate.rvd16.06 kB2014-08-01|19:59
Cymometer.sgate_sm.rvd237.00 B2014-08-01|19:59
Cymometer.sgdiff.cdb17.33 kB2014-08-01|20:55
Cymometer.sgdiff.hdb22.33 kB2014-08-01|20:55
Cymometer.sld_design_entry.sci217.00 B2014-08-01|21:20
Cymometer.sld_design_entry_dsc.sci217.00 B2014-08-01|20:55
Cymometer.smart_action.txt6.00 B2014-08-01|20:56
Cymometer.sta.qmsg20.86 kB2014-08-01|20:55
Cymometer.sta.rdb39.55 kB2014-08-01|20:55
Cymometer.sta_cmp.8_slow.tdb63.89 kB2014-08-01|20:55
Cymometer.syn_hier_info0.00 B2014-08-01|20:55
Cymometer.tis_db_list.ddb192.00 B2014-08-01|20:55
Cymometer.tmw_info364.00 B2014-08-01|21:20
Cymometer.vpr.ammdb718.00 B2014-08-01|20:55
logic_util_heursitic.dat24.66 kB2014-08-01|20:55
prev_cmp_Cymometer.qmsg7.85 kB2014-08-01|11:06
01.97 kB
cbx_args.txt1.32 kB2014-07-22|00:36
hz_10.v0.00 B2014-05-17|23:14
hz_10.v.bak1.00 B2014-05-17|23:07
01.97 kB
README653.00 B2014-05-18|12:13
01.97 kB
Cymometer.db_info155.00 B2014-05-18|12:13
Cymometer.root_partition.cmp.ammdb762.00 B2014-08-01|20:55
Cymometer.root_partition.cmp.cdb25.13 kB2014-08-01|20:55
Cymometer.root_partition.cmp.dfp33.00 B2014-08-01|20:55
Cymometer.root_partition.cmp.hdb20.57 kB2014-08-01|20:55
Cymometer.root_partition.cmp.kpt218.00 B2014-08-01|20:55
Cymometer.root_partition.cmp.logdb4.00 B2014-08-01|20:55
Cymometer.root_partition.cmp.rcfdb27.77 kB2014-08-01|20:55
Cymometer.root_partition.map.cdb16.95 kB2014-08-01|20:55
Cymometer.root_partition.map.dpi3.68 kB2014-08-01|20:55
Cymometer.root_partition.map.hbdb.cdb2.13 kB2014-08-01|20:55
Cymometer.root_partition.map.hbdb.hb_info48.00 B2014-08-01|20:55
Cymometer.root_partition.map.hbdb.hdb18.76 kB2014-08-01|20:55
Cymometer.root_partition.map.hbdb.sig32.00 B2014-08-01|20:55
Cymometer.root_partition.map.hdb19.87 kB2014-08-01|20:55
Cymometer.root_partition.map.kpt6.75 kB2014-08-01|20:55
01.97 kB
Cymometer.asm.rpt8.22 kB2014-08-01|20:55
Cymometer.cdf361.00 B2014-08-01|11:38
Cymometer.done26.00 B2014-08-01|20:56
Cymometer.eda.rpt6.11 kB2014-08-01|20:56
Cymometer.fit.rpt188.66 kB2014-08-01|20:55
Cymometer.fit.smsg703.00 B2014-08-01|20:55
Cymometer.fit.summary616.00 B2014-08-01|20:55
Cymometer.flow.rpt8.63 kB2014-08-01|20:56
Cymometer.jdi227.00 B2014-08-01|20:55
Cymometer.map.rpt67.01 kB2014-08-01|20:55
Cymometer.map.smsg555.00 B2014-08-01|20:55
Cymometer.map.summary479.00 B2014-08-01|20:55
Cymometer.pin19.63 kB2014-08-01|20:55
Cymometer.pof512.22 kB2014-08-01|20:55
Cymometer.sof147.85 kB2014-08-01|20:55
Cymometer.sta.rpt712.34 kB2014-08-01|20:55
Cymometer.sta.summary3.33 kB2014-08-01|20:55
01.97 kB
cbx_args.txt1.32 kB2014-05-23|20:12
01.97 kB
pll.qip0.00 B2014-05-23|20:09
pll.ppf351.00 B2014-05-17|21:32
pll.qip353.00 B2014-05-17|21:32
pll.v14.15 kB2014-05-17|21:32
pll_inst.v64.00 B2014-05-17|21:32
rd_430.v781.00 B2014-05-22|10:11
rd_430.v.bak6.00 B2014-05-19|19:28
rd_430_inst.v1.25 kB2014-05-19|20:19
01.97 kB
01.97 kB
Cymometer.sft180.00 B2014-08-01|20:56
Cymometer.vo434.86 kB2014-08-01|20:56
Cymometer_fast.vo434.86 kB2014-08-01|20:56
Cymometer_modelsim.xrf63.17 kB2014-08-01|20:56
Cymometer_v.sdo289.36 kB2014-08-01|20:56
Cymometer_v_fast.sdo281.48 kB2014-08-01|20:56
...
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Verilog frequency meter (1.20 MB)

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