简易led电子广告牌设计dmvg.docx

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1、报告评分分批改老师师电子与信信息学院院微机原原理及其其应用课程设计计报告广告牌设设计专 业 信信息工程程 班 级 11 学生姓名名 陈宗宗成实验台号号 6 指导教师师 宁更更新 提交日期期 20009 年 22月 227 日日设计内容容： 实验箱上上设有一一个共阳阳极88点阵的的红黄两两色LEED显示示器。编编程使LLED显显示器循循环显示示一条广广告语，例例如：北北京你好好。要求求：广告告语可以以自己任任意选择择，但字字数不少少于3个个；广告告语的颜颜色红黄黄交替显显示，例例如：先先显示红红色广告告语，再再显示黄黄色广告告语，如如此交替替循环；广告语语中每个个字符显显示的时时间由882533

2、定时器器控制，定定时时间间到显示示下一个个字符，设设置每个个字符显显示的时时间为数数秒不等等，可以以自行设设置；若若键盘输输入“R”则返回回DOSS，结束束程序。硬件电路路连接：LED1MHZ+5V8255CS0CS1CS2PA0 CS8253clk0 out0gate0 CS 重要芯片片功能说说明：8*8LLED显显示器：三个片选选端，分分别为行行片选，红红色列片片选，黄黄色列片片选。82533可编程程定时/计数器器：本实验中中只使用用计数器00，并将将其设置置为工作作方式00，166为计数数。82555可编程程并行接接口：82555有3种种工作方方式，在在82555中有有一个控控制字用用来

3、选择择工作方方式和AA、B、CC三个端端口。D6D5工作方式式00方式001方式110方式211方式2本实验中中使A口口作为简简单的输输入口。做做查询方方式的输输入信号号使用。程序流程程图：主程序流程图开始红列片选有效CX 10HPUSH CXCX 8H取行代码，显示一行CX=0？NYNCX=0？YY有建按下？N调用退出程序黄片选有效程序跳转子程序开始BX指向“可”字？Y将BX指向“口”字？NBX指向“口”字？Y将BX指向“可”字？N将BX指向“乐”字？BX指向“可”字？YNBX指向“乐”字？将BX指向“可”字？Y返回主程序延时子程序开始设计数器0为方式0设PA口为输入写计数初值开始计数从PA

4、口读输入值N计数到0Y返回源程序及及注释：iopoort eequ 0cc4000h-002800h protth eequ iooporrt+2280hh prottlr equu iiopoort+2888h prottly equu iiopoort+2900h DATAA SEGGMENNT MESSS DB SStriike R rretuurn to doss!,0AHH,0DDH,$min11 DB 000h,001h,02hh,033h,004h,05hh,066h,007h counnt db 0 KE DB 800H,00FFHH,822H,00B8HH,0AA8H,0B8

5、8H,880H,80HHKOU DBB 000H,7EHH,422H,442H,42HH,422H,77EH,00HHLEE DB 022H,114H,90HH,0FFFH,92HH,0FF4H,02HH,000HDATAA ENDDS ;- CODEE SEGGMENNT ASSUUME CS:CODDE,DDS:DDATAA ;- STARRT: MOVV AX,DATTA MMOV DDS,AAX MOVV DX,OFFFSETT MEESS MOVV AH,09 INTT 21HH ;显显示提示示信息 ;- agn_ke: moov cx,06000hd2_kke: movv aah,

6、001h pussh cx movv ccx,000088h movv ssi,ooffsset minn1 nextt_kee: movv aal,si movv bbx,ooffsset ke xlaat ;得到到第一行行码 movv ddx,pprotth outt ddx,aal movv aal,aah movv ddx,pprottlr outt ddx,aal ;显示示第一行行红 shll aah,001 incc ssi pussh cx movv ccx,00fffffhdelaay2_ke: looop deelayy2_kke ;延时时 popp ccx looop ne

7、xxt_kke popp ccx calll dellay looop d2_ke movv aal,000 movv ddx,pprottlr outt ddx,aal movv aah,001 ;有无无键按下下 intt 116h jz aagn_kouu movv aah,00 intt 116h cmpp aal,552h je tt1 ;检测测82553，到到时间就就到JIINGagn_kouu: mmov cxx,06600hhd2_kkou: moov ah,01hh pussh cx movv ccx,000088h movv ssi,ooffsset minn1 nextt_

8、koou: moov al,sii movv bbx,ooffsset kouu xlaat ;得到到第一行行码 movv ddx,pprotth outt ddx,aal movv aal,aah movv ddx,pprottlr outt ddx,aal ;显示示第一行行红 shll aah,001 incc ssi pussh cx movv ccx,00fffffhdelaay2_kouu: lloopp ddelaay2_kouu ;延时 popp ccx looop nexxt_kkou popp ccx calll dellay looop d2_kouu movv aal,0

9、00 movv ddx,pprottlr outt ddx,aal movv aah,001 ;有无无键按下下 intt 116h jz aagn_ke11 movv aah,00 intt 116h cmpp aal,552ht1: je t22 ;检测测82553，到到时间就就到niiagn_ke11: mmov cxx,06600hhd2_kke1: moov ah,01hh pussh cx movv ccx,000088h movv ssi,ooffsset minn1 nextt_kee1: moov al,sii movv bbx,ooffsset ke xlaat ;得到到第一

10、行行码 movv ddx,pprotth outt ddx,aal movv aal,aah movv ddx,pprottlr outt ddx,aal ;显示示第一行行红 shll aah,001 incc ssi pussh cx movv ccx,00fffffhdelaay2_ke11: lloopp ddelaay2_ke11 ;延时 popp ccx looop nexxt_kke1 popp ccx calll dellay looop d2_ke11 movv aal,000 movv ddx,pprottlr outt ddx,aal movv aah,001 ;有无无键按

11、下下 intt 116h jz aagn_leee movv aah,00 intt 116h cmpp aal,552ht2: jje tiaao ;检测测82553，到到时间就就到haaoagn_leee: mmov cxx,06600hhd2_llee: moov ah,01hh pussh cx movv ccx,000088h movv ssi,ooffsset minn1 nextt_leee: moov al,sii movv bbx,ooffsset leee xlaat ;得到到第一行行码 mov dxx,prrothh outt ddx,aal movv aal,aah m

12、ovv ddx,pprottlr outt ddx,aal ;显示示第一行行红 shll aah,001 incc ssi pussh cx movv ccx,00fffffhdelaay2_leee: lloopp ddelaay2_leee ;延时 popp ccx looop nexxt_llee popp ccx calll dellay looop d2_leee movv aal,000 movv ddx,pprottlr outt ddx,aal movv aah,001 ;有无无键按下下 intt 116h jz aagn11_kee movv aah,00 intt 116h

13、 cmpp aal,552h je tiiao jmpp aggn1_ke;= tiiao: jmmp eexitt;= agn11_kee: mmov cxx,06600hh ;aggn1 为显示示黄色d1_kke: movv ssi,ooffsset minn1 movv aah,001 pussh cx movv ccx,000088h nextt1_kke: movv aal,si movv bbx,ooffsset ke xlaat movv ddx,pprotth outt ddx,aal movv aal,aah movv ddx,pprottly outt ddx,aal sh

14、ll aah,001 incc ssi pussh cx movv ccx,00fffffhdelaay1_ke: looop deelayy1_kke poop cx looop nexxt1_ke popp ccx calll dellay looop d1_ke movv aal,000 movv ddx,pprottly outt ddx,aal moov ah,01 intt 116h jz aagn11_koou movv aah,00 intt 116h cmpp aal,552h je tt11agn11_koou: movv ccx,006000h ;aagn11 为显显示黄

15、色色d1_kkou: moov si,offfsett miin1 movv aah,001 pussh cx movv ccx,000088h nextt1_kkou: moov al,sii movv bbx,ooffsset kouu xlaat movv ddx,pprotth outt ddx,aal movv aal,aah movv ddx,pprottly outt ddx,aal shll aah,001 incc ssi pussh cx movv ccx,00fffffhdelaay1_kouu: lloopp ddelaay1_kouu popp ccx looop n

16、exxt1_kouu popp ccx calll dellay looop d1_kouu movv aal,000 movv ddx,pprottly outt ddx,aal movv aah,001 intt 116h jz aagn11_kee1 movv aah,00 intt 116h cmpp aal,552ht11:je t222 ;82253,daoo jiiu sshunn xuu zhhi xxingg ,ffou ze jiuu daao jjinggagn11_kee1: movv ccx,006000h ;aagn11 为显显示黄色色d1_kke1: moov s

17、i,offfsett miin1 movv aah,001 pussh cx movv ccx,000088h nextt1_kke1: moov al,sii movv bbx,ooffsset ke xlaat movv ddx,pprotth outt ddx,aal movv aal,aah movv ddx,pprottly outt ddx,aal shll aah,001 incc ssi pussh cx movv ccx,00fffffhdelaay1_ke11: lloopp ddelaay1_ke11 popp ccx looop nexxt1_ke11 popp ccx

18、 calll dellay looop d1_ke11 movv aal,000 movv ddx,pprottly outt ddx,aal movv aah,001 intt 116h jz aagn11_leee movv aah,00 intt 116h cmpp aal,552h t222: je tt33 ;82253,daoo jiiu sshunn xuu zhhi xxingg ,ffou ze jiuu daao nni agn11_leee: movv ccx,006000h ;aagn11 为显显示黄色色d1_llee: moov si,offfsett miin1 m

19、ovv aah,001 pussh cx movv ccx,000088h nextt1_llee: moov al,sii movv bbx,ooffsset leee xlaat movv ddx,pprotth outt ddx,aal movv aal,aah movv ddx,pprottly outt ddx,aal shll aah,001 incc ssi pussh cx movv ccx,00fffffhdelaay1_leee: lloopp ddelaay1_leee popp ccx looop nexxt1_leee popp ccx calll dellay lo

20、oop d1_leee movv aal,000 movv ddx,pprottly outt ddx,aal movv aah,001 intt 116h jz bbackk movv aah,00 intt 116h cmpp aal,552h t333: jee eexitt jmpp baack ;82253,daoo jiiu sshunn xuu zhhi xxingg ,ffou ze jiuu daao hhao ;= bacck: jjmp aggn_kke ;黄黄色红色色交替显显示;- DELAAY PPROCC NNEARR ;延迟迟子程序序 pussh cx movv ccx,00fffffhccc: looop cccc popp ccx rettDELAAY EENDPP exitt: mmov ah,4chh iint 21hhCODEE ENDDS END STAART ;-