微機原理及接口技術——實驗報告學號：xxxxxx姓名:xxxxx專業：網絡工程實驗一：系統認知1.1實驗目的掌握TD系列微機原理及接口技術教學實驗系統的操作，熟悉Wmd86聯機集成開發調試軟件的操作環境。通過順序程序設計與分支程序設計來進行舉例。1.2實驗設備PC機一臺，TD-PITE實驗裝置一套。1.3實驗內容內存從BUFF開始的單元中存放著兩個字數據X、Y，完成X+Y，并將相加的和（假設仍為一個字數據）存放于內存從RESULT開始的存儲單元中。DATA SEGMENTBUFF DW X,YRESULT DW ?DATA ENDSCODE SEGMENT ASSUMECS:CODE,DS:DATASTART: MOVAX,DATA MOVDS,AX MOVAX,BUFF ADDAX,BUFF+2 MOVRESULT,AX MOVAH,4CH INT21HCODE ENDS ENDSTART加載程序后調試，R寄存器；U反匯編；D顯示數據；E修改數據。1.4實驗截圖實驗二分支程序設計2.1實驗目的1.掌握分支程序的結構。2.掌握分支程序的設計、調試方法。2.2實驗設備PC機一臺，TD-PITE實驗裝臵一套。2.3實驗內容1，X>0求函數Y=0,X=0-1,X<0程序如下:DATASEGMENTVAR1 DB XVAR2DB ?DATA ENDSCODE SEGMENT ASSUME CS:CODE,DS:DATASTART:MOVAX,DATA MOVDS,AX MOVAL, VAR1CMPAL,0 JGE BIG MOVVAR2,0FFH JMP DONEBIG:JEEQUL MOVVAR2,1 JMP DONEEQUL:MOV VAR2,0DONE:MOVAH,4CH INT 21HCODEENDS END START實驗三循環程序設計3.1實驗目的1)加深對循環結構的理解。2)掌握循環結構程序設計的方法以及調試方法。3.2實驗設備PC機一臺，TD-PITE實驗裝置一套。3.3實驗內容PUBLIC MAXDATA SEGMENTNUMBER DB01H,11H,22H,33H,44H,55H,66H,77H,88H,99HMAX DB ?DATA ENDSCODE SEGMENT ASSUME CS:CODE,DS:DATASTART: MOV AX,DATA MOV DS,AXINIT: LEA SI, NUMBER LEA DI, MAX MOV CX,10 MOV AL,[SI] INCSI DEC CXAGAIN: CMP AL,[SI] JA NEXT MOV AL,[SI]NEXT: INCSI LOOP AGAINRESULT: NOP MOV [DI],AL MOV AX,4C00H INT 21HCODE ENDS END START3.4實驗截圖實驗四8259中斷控制實驗4.1實驗目的掌握8259中斷控制器的原理學習8259的應用編程方法掌握8259級聯方式的使用方法4.2實驗設備PC機一臺，TD—PIDE實驗裝置一套4.3實驗內容1）單次脈沖輸出與主片8259的IR7相連,每按動一次單次脈沖,產生一次外部中斷,在顯示屏上輸出一個字符“7”。程序如下：SSTACKSEGMENTSTACKDW32DUP(?)SSTACKENDSCODESEGMENTASSUMECS:CODESTART:PUSHDSMOVAX,0000HMOVDS,AXMOVAX,OFFSETMIR7MOVSI,003CHMOV[SI],AXMOVAX,CSMOVSI,003EHMOV[SI],AXCLIPOPDSMOVAL,11HOUT20H,ALMOVAL,08HOUT21H,ALMOVAL,04HOUT21H,ALMOVAL,01HOUT21H,ALMOVAL,6FHOUT21H,ALSTIAA1:NOPJMPAA1MIR7:STICALLDELAYMOVAX,0137HINT10HMOVAX,0120HINT10HMOVAL,20HOUT20H,ALIRETDELAY:PUSHCXMOVCX,0F00HAA0:PUSHAXPOPAXLOOPAA0POPCXRETCODEENDSENDSTARTKK1＋連接到主片8259的IR7上,KK2＋連接到從片8259的IR1上,當按一次KK1＋時，顯示屏上顯示字符“M7”按一次KK2＋時，顯示字符“S1”。程序如下：SSTACKSEGMENTSTACKDW32DUP(?)SSTACKENDSCODESEGMENTASSUMECS:CODESTART:PUSHDSMOVAX，0000HMOVDS，AXMOVAX，OFFSETMIR7MOVSI，003CHMOV[SI]，AXMOVAX,CSMOVSI,003EHMOV[SI],AXMOVAX,OFFSETSIR1MOVSI,00C4HMOV[SI],AXMOVAX,CSMOVSI,00C6HMOV[SI],AXCLIPOPDSMOVAL,11HOUT20H,ALMOVAL,08HOUT21H,ALMOVAL，04HOUT21H,ALMOVAL,01HOUT21H,ALMOVAL,11HOUT0A0H,ALMOVAL,30HOUT0A1H,ALMOVAL,02HOUT0A1H,ALMOVAL,01HOUT0A1H,ALMOVAL,0FDHOUT0A1H,ALMOVAL,6BHOUT21H,ALSTIAA1:NOPJMPAA1MIR7:CALLDELAYMOVAX,014DHINT10HMOVAX,0137HINT10HMOVAX,0120HINT10HMOVAL,20HOUT20H,ALIRETSIR1:CALLDELAYMOVAX,0153HINT10HMOVAX,0131HINT10HMOVAX,0120HINT10HMOVAL,20HOUT0A0H,ALOUT20H,ALIRETDELAY:PUSHCXMOVCX, 0F00HAA0:PUSHCXPOPAXLOOPAA0POPCXRETCODEENDSENDSTART4.4實驗截圖實驗五8254定時/計時器實驗5.1實驗目的1)掌握8254的工作方式及應用編程。2)掌握8254典型應用電路的接法。5.2實驗設備PC機一臺，TD-PITE實驗裝臵一套。5.3實驗內容1)計數應用實驗。編寫程序，應用8254的計數功能，使用單次脈沖模擬計數，使每當按動‘KK1＋’5次后，產生一次計數中斷，并在屏幕上顯示一個字符‘M’。2)定時應用實驗。編寫程序，應用8254的定時功能，產生一個1s的方波。5.4實驗程序A8254 EQU 06C0HB8254 EQU 06C2HC8254 EQU 06C4HCON8254EQU06C6HSSTACK SEGMENTSTACKDW32DUP(?)SSTACK ENDSCODE SEGMENTASSUMECS:CODE,SS:SSTACKSTART: PUSHDSMOVAX,0000HMOVDS,AXMOVAX,OFFSETIRQ7 MOVSI,003CHMOV[SI],AX MOVAX,CS MOVSI,003EHMOV[SI],AX CLIPOPDSMOVAL,11HOUT20H,AL MOVAL,08HOUT21H,AL MOVAL,04HOUT21H,AL MOVAL,01HOUT21H,AL MOVAL,6FH OUT21H,ALMOVDX,CON8254MOVAL,10H OUTDX,ALMOVDX,A8254MOVAL,04HOUTDX,ALSTIAA1: JMPAA1IRQ7: MOVDX,A8254MOVAL,04HOUTDX,ALMOVAX,014DHINT10H MOVAX,0120HINT10HMOVAL,20HOUT20H,AL IRETCODE ENDSENDSTART實驗六8255并行接口實驗5.1實驗目的1）學習并掌握8255的工作方式及其應用。2）掌握8255典型應用電路的接法。3）掌握程序固化及脫機運行程序的方法。5.2實驗設備PC機一臺，TD-PITE實驗裝置一套。5.3實驗步驟及內容1）基本輸入輸出實驗：本實驗使8255端口A工作在方式0并作為輸入口，端口B工作在方式0并作為輸出口。用一組開關信號接入端口A，端口B輸出線接至一組數據燈上，然后通過對8255芯片編程來實現輸入輸出功能。程序如下：SSTACK SEGMENTDW 32 DUO(?)SSTACK ENDSCODE SEGMENT ASSUME CS:CODESTART: MOV DX,0646H MOV AL,90H OUT DX,ALAA1: MOV DX,0640H IN AL,DX CALL DELAY MOV DX,0642H OUT DX,AL JMP AA1DELAY: PUSH CX MOV CX,0F00HAA2: PUSH AX POP AX LOOP AA2 POP CX RETCODE ENDS END START流水燈顯示實驗：使8255的A口和B口均為輸出，數據燈D7～D0由左向右，每次僅亮一個燈，循環顯示，D15～D8與D7～D0正相反，由右向左，每次僅點亮一個燈，循環顯示。程序如下：SSTACK SEGMENT DW 32 DUO(?)SSTACK ENDSCODE SEGMENT ASSUME CS:CODESTART: MOV DX,0646H MOV AL,80H OUT DX,AL MOV BX,8001HAA1: MOV DX,0640H MOV AL,BH OUT DX,AL ROR BH,1MOV DX,0642H MOV AL,BL OUT DX,AL ROL BL,1 CALL DELAY CALL DELAY JMP AA1DELAY: PUSH CX MOV CX,0F00HAA2: PUSH AX POP AX LOOP AA2 POP CX RETCODE ENDS END START實驗七設計流水燈顯示實驗要求：設計一組實驗程序，實現按下開關KK1，流水燈由中間向兩邊依次發亮。按下開關KK2，流水燈由兩邊向中間依次發亮。實驗目的：對前邊實驗進行總結，自行設計，達到實驗要求。實驗設備PC機一臺，TD-PITE實驗裝置一套。實驗線路連接圖：實驗實現程序：SSTACKSEGMENTSTACKDW32DUP(?)SSTACKENDSCODESEGMENTASSUMECS:CODESTART:PUSHDSMOVAX,0000HMOVDS,AXMOVAX,OFFSETMIR7;取中斷入口地址MOVSI,003CH;中斷矢量地址MOV[SI],AX;填IRQ7的偏移矢量MOVAX,CS;段地址MOVSI,003EHMOV[SI],AX;填IRQ7的段地址矢量MOVAX,OFFSETSIR1MOVSI,00C4HMOV[SI],AXMOVAX,CSMOVSI,00C6HMOV[SI],AXCLIPOPDS;初始化主片8259MOVAL,11HOUT20H,AL;ICW1MOVAL,08HOUT21H,AL;ICW2MOVAL,04HOUT21H,AL;ICW3MOVAL,01HOUT21H,AL;ICW4;初始化從片8259MOVAL,11HOUT0A0H,AL;ICW1MOVAL,30HOUT0A1H,AL;ICW2MOVAL,02HOUT0A1H,AL;ICW3MOVAL,01HOUT0A1H,AL;ICW4MOVAL,0FDHOUT0A1H,AL;OCW1=11111101MOVAL,6BHOUT21H,AL;主8259OCW1STIMOVDX,0646HMOVAL,80HOUTDX,ALMOVBX,8001HAA1:NOPJMPAA1MIR7:PUSHAXPUSHCXPUSHDXPUSHBXMOVCX,8LOP:MOVDX,0640HMOVAL,BHOUT