交通灯设计实验报告

华北电力大学实验报告 微机原理及应用MOVDX,X8253ADCDX,06HOUTDX,ALMOVAL,00HMOVDX,X8253OUTDX,ALOUTDX,AL;CSH82530MOVAL,77HMOVDX,X8253ADCDX,06HOUTDX,ALMOVAL,00HMOVDX,X8253OUTDX,ALOUTDX,AL;CSH82531码管选择信号化程序：X8255EQU8000HMOVAL,90HMOVDX,X8255ADCDX,06H管设计：序思路：灯工六个状态分别为，北红东绿，北红东黄，北红东灭，北绿东红，北黄是简单，但是如果要改变设计好的时间就非常难。DATASEGMENTDENDB33H,2BH,3BH,1EH,1DH,1FH;红绿，红黄，红灭，绿红，黄红，灭红SHU1DB,07H,7DH,6DH,66H,4FH,5BH,06H,3FH,6FH,7FH,07H,7DH,6DH,66H,43FH,6FH,7FH,07H,7DH,6DH,66H,4FH,5BH,06H,3FH,3FH,3FH,3FH,3FH,3FH;存储个位数字098765432109876543210987654321000000SHU2DB,5BH,5BH,5BH,5BH,5BH,5BH,5BH,5BH,06H,06H,06H,06H,06H,06H,006H,3FH,3FH,3FH,3FH,3FH,3FH,3FH,3FH,3FH,3FH,3FH,3FH,3FH,3FH,3FH;存储十位数字322222222221111111111000000000000000DATAENDSX8255EQU8000HX8259EQU9000HX8253EQU0A000HXSMGEQU8004HSSMGEQU8002HXDENEQU0B000HCODESEGMENTASSUMECS:CODE,DS:DATADELAYPROCNEARPUSHMOVCX,000EHDELA1:LOOPDELA1POPDELAYENDP START: PUSHAXPUSHBXPUSHDSMOVAX,0MOVBX,02H*4MOVAX,OFFSETINTP1MOV[BX],AXINCINCMOVAX,SEGINTP1MOV[BX],AX;非规范装入中断POPDSPOPBXPOPMOVAX,DATAMOVDS,AXMOVAX,SEGDENMOVDS,AXMOVAL,90HMOVDX,X8255ADCDX,06HOUTDX,AL;csh8255MOVAL,37HMOVDX,X8253ADCDX,06HOUTDX,ALMOVAL,00HMOVDX,X8253OUTDX,ALMOVAL,10HOUTDX,AL;CSH82530MOVAL,77HADCDX,06HOUTDX,ALMOVAL,00HMOVDX,X8253INCINCOUTDX,ALOUTDX,AL;CSH82531MOVAL,1BHMOVDX,XDEN；初始化结束MOVCX,0000HMOVAH,00HMOVSI,0000HMOVDI,0005H;CSH程序流程图

；用于判断是否进入NMI Y

回到最开始 N 最开始AL为0则为

Y 最开始AL为0则为主程序

IN:CMPAH,10HJLGUOMOVAL,1BHMOVDX,XDENOUTDX,ALJMPMAINO:MOVDX,X8255INAL,DXMOVAH,ALMS:MOVBX,SEGSHU1MOVDS,BXMOVBX,OFFSETSHU1MOVAL,[BX+SI]MOVDX,SSMGOUTDX,ALMOVAL,0DHMOVDX,XSMGOUTDX,ALCALLDELAYMOVDX,XSMGMOVAL,0FHOUTDX,AL;1MOVBX,OFFSETSHU2MOVAL,[BX+SI]MOVDX,SSMGOUTDX,ALMOVAL,0EHMOVDX,XSMGOUTDX,ALCALLDELAYMOVDX,XSMGMOVAL,0FHOUTDX,AL;2MOVBX,OFFSETSHU1MOVAL,[BX+DI]MOVDX,SSMGOUTDX,ALMOVAL,07HMOVDX,XSMGOUTDX,ALCALLDELAYMOVDX,XSMGMOVAL,0FHOUTDX,AL;3MOVBX,OFFSETSHU2MOVAL,[BX+DI]MOVDX,SSMGOUTDX,ALMOVAL,0BHMOVDX,XSMGOUTDX,ALCALLDELAYMOVDX,XSMGMOVAL,0FHOUTDX,AL;4HUMAGUANMOVDX,X8255INAL,DXCMPAL,AHJZWUMSINCINCCMPCL,2JNLSHUMAJMPPAN0UMA:MOVCL,0INCSIINCDIN0:CMPCH,50JAPAN1MOVBX,OFFSETDENMOVAL,[BX]MOVDX,XDENOUTDX,ALENJMPMAINN1:CMPCH,60JAPAN3MOVDX,X8255INAL,DXCMPAL,01HJLPAN2MOVBX,OFFSETDENMOVAL,[BX+1]MOVDX,XDENOUTDX,ALUANGJMPMAINN2:MOVBX,OFFSETDENMOVAL,[BX+2]MOVDX,XDENOUTDX,ALIEJMPMAINN3:CMPCH,110JAPAN4MOVBX,OFFSETDENMOVAL,[BX+3]MOVDX,XDENOUTDX,ALENCMPDI,30JABIANJMPMAINAN:MOVSI,0005HMOVDI,0000HJMPMAINN4:CMPCH,120JAMOVDX,X8255INAL,DXCMPAL,01HJLPAN5MOVBX,OFFSETDENMOVAL,[BX+4]MOVDX,XDENOUTDX,AL;HUANGJMPMAINN5:MOVBX,OFFSETDENMOVAL,[BX+5]MOVDX,XDENOUTDX,ALIEJMPMAINN:MOVCH,0MOVSI,0000HMOVDI,0005HJMPMAIN;数结束INTP1PROCCM