EDA技術(shù)（機(jī)械）實(shí)驗(yàn)報(bào)告-出租車計(jì)費(fèi)器

PAGEPAGE1 西華大學(xué)實(shí)驗(yàn)報(bào)告第組.第組實(shí)驗(yàn)報(bào)告（計(jì)算機(jī)類）開課學(xué)院及實(shí)驗(yàn)室：機(jī)械學(xué)院工程實(shí)驗(yàn)中心實(shí)驗(yàn)時間：學(xué)生姓名學(xué)號成績學(xué)生所在學(xué)院年級/專業(yè)/班課程名稱EDA技術(shù)（機(jī)械）課程代碼實(shí)驗(yàn)項(xiàng)目名稱出租車計(jì)費(fèi)器項(xiàng)目代碼十一指導(dǎo)教師項(xiàng)目學(xué)分一、實(shí)驗(yàn)?zāi)康模?）學(xué)習(xí)并掌握Quartus

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開發(fā)系統(tǒng)的基本操作。（2）掌握用Quartus

II進(jìn)行文本輸入法進(jìn)行電路設(shè)計(jì)、編譯和仿真方法。（3）掌握CPLD/FPGA的開發(fā)流程。（4）掌握EDA實(shí)驗(yàn)開發(fā)系統(tǒng)的使用。（5）設(shè)計(jì)一個出租車計(jì)費(fèi)器。二、內(nèi)容與設(shè)計(jì)思想設(shè)計(jì)任務(wù)如下：（1）實(shí)現(xiàn)計(jì)費(fèi)功能，計(jì)費(fèi)標(biāo)準(zhǔn)為：暗行駛里程計(jì)費(fèi)，起步價(jià)為7.00元，并在車行3km后暗2.20元/km計(jì)費(fèi)，當(dāng)計(jì)費(fèi)器達(dá)到或超過20元時，每千米加收50%的車費(fèi)，車停止不計(jì)費(fèi)。（2）現(xiàn)場模擬功能：能模擬汽車啟動、停止、暫停以及加速等狀態(tài)。（3）設(shè)計(jì)動態(tài)掃描電路，將車費(fèi)和路程顯示出來，各有兩位小數(shù)。三、使用環(huán)境Pc計(jì)算機(jī),quartusⅡ軟件環(huán)境核心代碼及調(diào)試過程出租車計(jì)費(fèi)器JIFEI模塊libraryieee;useieee.std_logic_1164.all;useieee.std_logic_unsigned.all;entityjifeiis port(clk,start,stop,pause,js:instd_logic; q:outstd_logic_vector(3downto0); chefei,luc:outintegerrange0to8000 );endjifei;architecturearc_jifeiofjifeiisbegin process(clk,start,stop,pause,js) variablea,b:std_logic; variableaa:integerrange0to100; variablechf,lc:integerrange0to8000; variablenum:integerrange0to9; begin ifclk'eventandclk='1'then if(stop='0')then chf:=0; num:=0; b:='1'; aa:=0; lc:=0; elsif(start='0')then b:='0'; chf:=700; lc:=0; elsif(start='1'andjs='1'andpause='1')then if(b='0')then num:=num+1; endif; if(num=9)then lc:=lc+5; num:=0; aa:=aa+5; endif; elsif(start='1'andjs='0'andpause='1')then lc:=lc+1; aa:=aa+1; endif; if(aa>=100)then a:='1'; aa:=0; else a:='0'; endif; if(lc<300)then null; elsif(chf<2000anda='1')then chf:=chf+220; elsif(chf>=2000anda='1')then chf:=chf+330; endif; endif; chefei<=chf; luc<=lc; endprocess;endarc_jifei;X模塊，將車費(fèi)和路程轉(zhuǎn)化成4位十進(jìn)制libraryieee;useieee.std_logic_1164.all;useieee.std_logic_unsigned.all;entityxis port(daclk:instd_logic; ascore,bscore:inintegerrange0to8000; age,ashi,abai,aqian,bge,bshi,bbai,bqian:outstd_logic_vector(3downto0) );endx;architecturearc_xofxisbegin p1:process(daclk,ascore)variablecomb1:integerrange0to8000; variablecomb1a,comb1b,comb1c,comb1d:std_logic_vector(3downto0); begin ifdaclk'eventanddaclk='1'then ifcomb1<ascorethen ifcomb1a=9andcomb1b=9andcomb1c=9then comb1a:="0000"; comb1b:="0000"; comb1c:="0000"; comb1d:=comb1d+1; comb1:=comb1+1; elsifcomb1a=9andcomb1b=9then comb1a:="0000"; comb1b:="0000"; comb1:=comb1+1; comb1c:=comb1c+1; elsifcomb1a=9then comb1a:="0000"; comb1b:=comb1b+1; comb1:=comb1+1; else comb1a:=comb1a+1; comb1:=comb1+1; endif; else ashi<=comb1b; age<=comb1a; abai<=comb1c; aqian<=comb1d; comb1:=0; comb1a:="0000"; comb1b:="0000"; comb1c:="0000"; comb1d:="0000"; endif; endif; endprocessp1; p2:process(daclk,bscore)variablecomb2:integerrange0to8000; variablecomb2a,comb2b,comb2c,comb2d:std_logic_vector(3downto0); begin ifdaclk'eventanddaclk='1'then ifcomb2<bscorethen ifcomb2a=9andcomb2b=9andcomb2c=9then comb2a:="0000"; comb2b:="0000"; comb2c:="0000"; comb2d:=comb2d+1; comb2:=comb2+1; elsifcomb2a=9andcomb2b=9then comb2a:="0000"; comb2b:="0000"; comb2:=comb2+1; comb2c:=comb2c+1; elsifcomb2a=9then comb2a:="0000"; comb2b:=comb2b+1; comb2:=comb2+1; else comb2a:=comb2a+1; comb2:=comb2+1; endif; else bshi<=comb2b; bge<=comb2a; bbai<=comb2c; bqian<=comb2d; comb2:=0; comb2a:="0000"; comb2b:="0000"; comb2c:="0000"; comb2d:="0000"; endif; endif; endprocessp2; endarc_x;XXX1模塊，八選一將車費(fèi)和路程顯示出來libraryieee;useieee.std_logic_1164.all;useieee.std_logic_unsigned.all;entityxxx1is port( c:instd_logic_vector(2downto0); a1,a2,a3,a4,b1,b2,b3,b4:instd_logic_vector(3downto0); dp:outstd_logic; d:outstd_logic_vector(3downto0) );endxxx1;architecturearc_xxx1ofxxx1isbegin process(c,a1,a2,a3,a4,b1,b2,b3,b4) variablecomb:std_logic_vector(2downto0); begin comb:=c; casecombis when"000"=>d<=a1; dp<='0'; when"001"=>d<=a2; dp<='0'; when"010"=>d<=a3; dp<='1'; when"011"=>d<=a4; dp<='0'; when"100"=>d<=b1; dp<='0'; when"101"=>d<=b2; dp<='0'; when"110"=>d<=b3; dp<='1'; when"111"=>d<=b4; dp<='0'; whenothers=>null; endcase; endprocess;endarc_xxx1;SE模塊libraryieee;useieee.std_logic_1164.all;useieee.std_logic_unsigned.all;entityseis port(clk:instd_logic; a:outstd_logic_vector(2downto0) );endse;architecturearc_seofseisbegin process(clk) variableb:std_logic_vector(2downto0); begin ifclk'eventandclk='1'then ifb="111"then b:="000"; else b:=b+1; endif; endif; a<=b; endprocess;endarc_se;DI譯碼模塊libraryieee;useieee.std_logic_1164.all;entitydiis port(d:instd_logic_vector(3downto0); q:outstd_logic_vector(6downto0) );enddi;architecturedi_arcofdiisbegin process(d) begin casedis when"0000"=>q<="0111111"; when"0001"=>q<="0000110"; when