基于Verilog的FPGA步进电机控制Word文档格式.docx

基于Verilog的FPGA步进电机控制Word文档格式.docx

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//减速

parameterdns=2'

b10;

//停止

parameterstop=2'

b11;

//最大速度

parameteraver=4'

b1000;

//电机运行方向，复位，时钟输入

inputdirect,rst,clk;

//控制电机信号输出

output[3:

0]out;

reg[3:

//加速速度转换计数

0]count1;

//减速速度转换计数

0]count2;

//加速速度数字代表

0]countup;

//减速速度数字代表

0]countdn;

//特定速度运行时间计数

reg[6:

0]count;

//特定速度运行时间到标志

parametercountmax=7'

b1111111;

always@（posedgeclkornegedgerst）

if（!

rst）

begin

countup<

=4'

b1111;

count1<

count2<

countdn<

count<

=7'

b0;

end

elseif（（speed==ups）||（speed==dns））

=count+1;

if（speed==ups）

if（count1==0）count1<

=countup;

if（count1!

=0）count1<

=count1-1;

if（（countup>

b1001）&

&

（count==countmax））

begin

=countup-1;

count1<

count=7'

end

if（（countup==aver）&

=aver;

countdn<

count<

elseif（speed==dns）

count1=4'

if（count2==0）count2<

=countdn;

if（count2!

=0）count2<

=count2-1;

if（（countdn<

b1110）&

=countdn+1;

count2<

count<

if（（countdn==4'

b1111）&

elseif（speed==stop）

countup<

always@（count1orcount2orrst）

rst）out<

b1001;

elseif（（count1==0）||（count2==0））

if（speed==stop）

out<

=out;

if（direct==1）

out<

={out[2:

0],out[3]};

elseif（direct==0）

={out[0],out[3:

1]};

endmodule

（英文版）

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Thefirstpartycommitteeismainlyresponsibleforpeople,viewsofexpertsandscholarsandgrassrootspartyorganizationsandPartymembers.ApprovedbytheCentralCommitteeoftheCommunistPartyofChina,on7September2015,thegeneralofficeoftheCentralCommitteeofthePartyissuedanoticetosolicittheprovinces（autonomousregions,municipalities）Party,thecentralministriesandcommissions,stateministriesandcommissionsoftheParty（party）,theGeneralPoliticalDepartmentofthemilitary,every3peopleorganizationofPartyoftworegulationsrevisionopinion.CentralCommissionforDisciplineInspectionofextensivesolicitationofopinions,carefulstudy,attracting,formedarevisedsentreviewers.InOctober8andOctober12,CentralCommitteePoliticalBureauStandingCommitteeandthePoliticalBureauoftheCentralCommitteeAfterconsiderationofthetworegulationsreviseddraft.OnOctober18,theCentralCommitteeoftheCommunistPartyofChinaformallyissuedtworegulations.Cansay,twolawsamendmentconcentratedthewisdomofthewholeparty,embodiestheparty.Second,<

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