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1、项目报告学号:xx309121姓名：田倩作业07：表决器1、15人表决器：设计一个15人表决器。参考第9讲PPT编写VHDL代码，仿真验证。代码如下：LIBRARYIEEE;USEieee.std_logic_l164.ALL;USEieee.std」ogic_unsigned.ALL;ENTITYtest55ISPORT(clk,kl,k2,k3,k4,k5,k6,k7,k8,k9,klO,kll,kl2,kl3,kl4,kl5:INstdjogic;ledl,led2:OUTSTD_LOG1C;seg:OUTSTD_LOGIC_VECTOR(7DOWNTO0);s
2、can:OUTSTD_LOGIC_VECTOR(3DOWNTO0));ENDtest55;ARCHITECTUREoneOFtest55IS--赞成票的二进制计数器signalq:STD_LOGIC_VECTOR(3DOWNTO0);•…赞成票的十建制计数器signalqy:integerrange0to15;■…反对票的十进制计数器signalqn:integerrange0to15;■…扫描数码管地址的计数器signalent16:integerrange0to15;…•数码管的数据显示signaldata:integerrange0to15;BEGIN■…计票进
3、程process(qy,qn,q)beginq<二(”000”&kl)+k2+k3+k4+k5+k6+k7+k8+k9+kl0+kll+kl2+kl3+kl4+kl5;qy<=conv_integer(q);qn<=15-qy;ifqy<8thenledl<=,0,;led2<=,l,;elseledl<='r；led2<=,0';endif;ENDPROCESS;■…扫描数码管地址的计数进程PROCESS(clk)BEGINifclk'eventandelk二Tthenent16<=cnt16+1;endif;ENDPROCESS;■…数码管地址扫描PROCESS(
4、cntl6)BEGINcaseent16iswhen0=>scan<="0000u;data<=qn;when1=>scan<=,,0001'*;data<=0;when2=>scan<=H0010";data<=0;when3=>scan<=,'001l";data<=0;when4=>scan<="0100";data<=0;when5=>scan<="0101u;data<=0;when6=>scan<=u0110";data<=0;when7=>scan<=H011;data<=0;when8=>scan<="1000u;data<=qy;when9=>sca
5、n<="1001H;data<=0;when10=>scan<="1010";data<=0;when11=>scan<=H1011,,;data<=0;when12=>scan<="1100";data<=0;when13=>scan<="1101";data<=0;when14=>scan<="1110n;data<=0;when15=>scanv=”111ln;data<=0;whenothers=>null;endcase;ENDPROCESS;--7段译码process(data)begincasedataiswhen0=>seg<=n11111100H;w
6、henl=>seg<=n01100000";when2=>seg<=M11011010";when3=>seg<="ll110010";when4=>seg<=H01100110";when5=>seg<=n10110110n;when6=>seg<="10111110";when7=>segv二”11100000";when8二〉segv二”11111110”；when9=>seg<=,,11110110u;when10=>seg<=n11101110H;whenll=>seg<=n00111110n;when12=>seg<="10011100n;when13=>
7、seg<="01111010";when14=>seg<="10011110";when15=>seg<=10001110;whenothers=>null;endcase;ENDPROCESS;ENDARCHITECTUREone;功能仿真波形如下：sno—80.sno70.50.30.val.14.182Y.'yaYA11BBBBBBBBBBBBBBBBBkO12345dld2angclzs屹k3k4k5k6k7k8k9:5:skl:5:s吐hhscsecIKIKIKIKIKIKekIKIKIKIKIKIKekIXTxssasBoV1U252时
