廣工自動(dòng)化微機(jī)實(shí)驗(yàn)(編輯修改稿)
2025-05-13 23:11 本頁面
【文章內(nèi)容簡介】 END START DATAS SEGMENT ORG 3700H SCORE DB 64H,61H,5DH,55H,52H,51H,44H,45H,47H,48H,4DH,4FH,3CH,3FH,40H,41H,33H,56H,59H,30H ORG 3720H TOT DB 5 DUP(0,0,0,0,0) DATAS ENDSCODES SEGMENT ASSUME CS:CODES,DS:DATASSTART: MOV AX,DATAS MOV DS,AX MOV CX,20 。循環(huán)次數(shù) MOV SI,OFFSET SCORE 。分?jǐn)?shù)首地址送SIBBB:MOV BP,OFFSET TOT MOV AL,BYTE PTR[SI] CLC CMP AL,60 JNB S70 。CF=0,大于60跳轉(zhuǎn) JMP DONES70: INC BP CMP AL,70 JNB S80 。CF=0,大于70跳轉(zhuǎn) JMP DONES80: INC BP CMP AL,80 JNB S90 。CF=0,大于80跳轉(zhuǎn) JMP DONES90: INC BP CMP AL,90 JNB S100 。CF=0,大于90跳轉(zhuǎn) JMP DONES100: INC BPDONE:INC BYTE PTR[BP] 。對應(yīng)分?jǐn)?shù)段人數(shù)加1 INC SI LOOP BBB MOV AH,4CH INT 21HCODES ENDSEND STARTDATAS SEGMENT ORG 0300H LEN DW 0020HNUM (定義20個(gè)數(shù)，由于太長，Worl里面顯示成了幾行,換行要在行首加DB)DB 12H,34H,34H,54H,65H,65H,53H,55H,09H,69H,0FCH,65H,0AAH,0FBH,98H,88H, 0C3H,44H,12H,12H,45H,45H,76H,76H,32H,32H,76H,76H,0B7H,86H,21H,09H ORG 0400H MAX DB ? ADDRESS DW ?DATAS ENDSCODES SEGMENT ASSUME CS:CODES,DS:DATASSTART: MOV AX,DATAS MOV DS,AX LEA SI,NUM MOV AL,00H MOV CX,LEN 。循環(huán)次數(shù) MOV ADDRESS,0302H CLC BBB: CMP AL,BYTE PTR[SI] 。講AL中數(shù)據(jù)與(SI)中數(shù)據(jù)比較 JNB NEXT CLC 。CF=1,CF清零，記錄數(shù)據(jù)地址 MOV AL,BYTE PTR[SI] MOV ADDRESS,SINEXT:INC SI LOOP BBB MOV MAX,AL 。將AL中最大數(shù)存入指定地址 MOV AH,4CH INT 21HCODES ENDSEND STARTSTACK SEGMENT STACK DW 64 DUP(?)STACK ENDSDATA SEGMENT ORG 0300HX DB ? ORG 0305HY DB ?DATA ENDSCODE SEGMENT ASSUME CS:CODE,DS:DATASTART:MOV AX,DATA MOV DS,AX LEA SI,X LEA DI,Y MOV CX,0003H A1:MOV AL,[SI] INC SI AND AL,AL JNS A2 MOV BYTE PTR[DI],0BH INC DI LOOP A1 JMP EXIT A2:JZ A3 MOV BYTE PTR[DI],0AH INC DI LOOP A1 JMP EXIT A3:MOV BYTE PTR[DI],00H INC DI LOOP A1 EXIT:INT 03HCODE ENDS END STARTSTACK SEGMENT STACK DW 64 DUP(?)STACK ENDSDATA SEGMENT ORG 0200HX DB ? ORG 0105HY DB ?DATA ENDSCODE SEGMENT ASSUME CS:CODE,DS:DATASTART:MOV AX,DATA MOV DS,AX LEA SI,X LEA DI,Y MOV CX,0003H A1:MOV AL,[SI] INC SI CMP AL,0C8H JBE A2 MOV BYTE PTR[DI],90H INC DI LOOP A1 JMP EXIT A2:CMP AL,64H JNZ A3 MOV BYTE PTR[DI],50H INC DI LOOP A1 JMP EXIT A3:CMP AL,32H JAE A4 MOV BYTE PTR[DI],00H INC DI A4:LOOP A1 EXIT:INT 03HCODE ENDS END START實(shí)驗(yàn)四：1. 修改實(shí)驗(yàn)程序：（1）STACK SEGMENT STACK DW 64 DUP(?)STACK ENDSCODE SEGMENT ASSUME CS:CODE,SS:STACKSTART: MOV BX,03HA0: CMP BX,00H JZ A3 PUSH BX 。現(xiàn)場保護(hù) MOV CX,09H 。9個(gè)字符 MOV BL,31H MOV AH,02HA1: MOV DL,BL INT 21H INC BL PUSH CX MOV CX,0FFFFHA2: LOOP A2 POP CX DEC CX JNZ A1 MOV DL,0DH MOV AH,02H INT 21H MOV DL,0AH MOV AH,02H INT 21H POP BX DEC BX JMP A0 A3: MOV AH,4CH INT 21HCODE ENDS END START（2）STACK SEGMENT STACK DW 64 DUP(?)STACK ENDSCODE SEGMENT ASSUME CS:CODE,SS:STACKSTART: MOV BX,04HA0: CMP BX,00H JZ A3 PUSH BX ?，F(xiàn)場保護(hù) MOV CX,001AH 。26個(gè)字母 MOV BL,41H MOV AH,01H A1: MOV AL,BL INT 10H INC BL DEC CX JNZ A1 MOV CX,09H 。9個(gè)字符 MOV BL,31H MOV AH,01HA2: MOV AL,BL INT 10H INC BL DEC CX JNZ A2 MOV DL,0DH 。回車換行 MOV AH,02H INT 21H MOV DL,0AH MOV AH,02H INT 21H POP BX DEC BX JMP A0 A3: INT 03HCODE ENDS END START（3）STACK SEGMENT STACK DW 64 DUP(?)STACK ENDSDATA SEGMENTDATE1 DB 39。HOW ARE YOU TODAY?39。DATA ENDSCODE SEGMENT ASSUME CS:CODE,SS:STACKSTART:MOV AX,DATA MOV DS,AXA1: MOV AH,06H LEA BX,DATE1 INT 10H INT 03H CODE ENDS END START（4）STACK SEGMENT STACK DW 64 DUP(?)STACK END
教學(xué)教案相關(guān)推薦
鄂ICP備17016276號-1