微機(jī)原理上機(jī)實(shí)驗(yàn)答案-資料下載頁
2025-06-26 05:33本頁面
【正文】 0。 MOV SI,OFFSET BUF MOV DI,OFFSET GZ MOV CX,10CHECK: MOV AX,[SI] MOV DX,AX CMP AX,0 JZ LESSZERO SHL AX,1 ADC BL,0 CMP BL,1 JZ LESSZERO MOV [DI],DX ADD DI,2CONTINUE: ADD SI,2 CLC MOV BL,0 LOOP CHECK JMP FINISHLESSZERO: MOV WORD PTR [SI],0H JMP CONTINUEFINISH:。============================== RETSTART ENDPCODE ENDSEND STT實(shí)驗(yàn)06，軟件綜合設(shè)計(jì)模擬溫度測量軟件設(shè)計(jì)，具體要求見實(shí)驗(yàn)冊P22。程序如下：DATA SEGMENTORG 1000HTEMP DB 128,127,122,128,128,128,127,128,129,129,128,128,129,128,128,128ORG 1010HAVER DB 10 DUP(?)ORG 1020HBCD1 DB 10 DUP(?)ORG 1030HBCD2 DB 10 DUP(?)ORG 1040HXLATED DB 10 DUP(?)ORG 1060HLEDA DB 0C0H,0F9H,0A4H,0B0H,99H,92H,82H,0F8H,80H,90H,88H,83H,0C6H,0A1H,86H,8EH,7FHDATA ENDSCODE SEGMENTASSUME CS:CODE,DS:DATASTART PROC FARSTT:PUSH DS SUB AX,AX PUSH AX。============================== MOV AX,DATA MOV DS,AX MOV AX,0 MOV BX,0 MOV CX,0 MOV DX,0 CALL Z1 CALL Z2 CALL Z3 CALL Z4 CALL Z5。============================== RETSTART ENDPZ1 PROC NEAR。將首地址為1000H開始存放的16個單字節(jié)數(shù)組取平均值后，存放在1010H開始的單元中 MOV SI,OFFSET TEMP CLC MOV CX,15 MOV AL,[SI] LP1:INC SI MOV BL,[SI] ADD AX,BX ADC DX,0 LOOP LP1 MOV BX,16 DIV BX MOV SI,OFFSET AVER MOV [SI],DX ADD SI,2 MOV [SI],AX RETZ1 ENDPZ2 PROC NEAR。將存放在1010H開始的數(shù)轉(zhuǎn)換成壓縮的BCD碼，存放在1020H開始的單元中 MOV CX,[SI] MOV AX,0LP: ADD AL,1 MOV BL,AL DAA CMP BL,9AH JE LP2 JMP LP3LP2:ADD AH,1LP3:LOOP LP MOV SI,OFFSET BCD1 MOV [SI],AX RETZ2 ENDPZ3 PROC NEAR。將存放在1020H開始的壓縮BCD碼轉(zhuǎn)換成非壓縮BCD碼，存放在1030開始的單元中 MOV AX,0 MOV BX,0 MOV SI,OFFSET BCD1 MOV AL,[SI] MOV BL,AL AND AL,0F0H MOV CL,4 SHR AL,CL AND BL,0FH MOV DI,OFFSET BCD2 MOV [DI],BL INC DI MOV [DI],AL INC SI MOV AL,[SI] INC DI MOV [DI],AL RETZ3 ENDPZ4 PROC NEAR。將存放在1030H開始的非壓縮BCD碼轉(zhuǎn)換成七段共陽極LED顯示值，存放在1040H開始的單元中 MOV SI,OFFSET BCD2 MOV AL,[SI] MOV BX,OFFSET LEDA XLAT MOV DI,OFFSET XLATED MOV [DI],AL MOV CX,2LP4:INC SI INC DI MOV AL,[SI] XLAT MOV [DI],AL LOOP LP4 RETZ4 ENDPZ5 PROC NEAR。將存放在1040H開始的全部數(shù)據(jù)送CRT顯示 MOV AX,0 MOV BX,0 MOV DI,OFFSET XLATED ADD DI,2 MOV CX,3LP5:MOV DL,[DI] MOV AL,DL CALL DISPLAY1 DEC DI LOOP LP5 RETZ5 ENDPHEX2ASCII PROC NEAR。16進(jìn)制ASCII碼子程序 CLC DAA ADD AL,0F0H ADC AL,40H RETHEX2ASCII ENDPDISPLAY PROC NEAR。數(shù)據(jù)顯示子程序 PUSH DX MOV DL,AL MOV AH,2 INT 21H POP DX RETDISPLAY ENDPDISPLAY0 PROC NEAR。格式顯示子程序 PUSH DX MOV DL,48H MOV AH,2 INT 21H MOV DL,20H INT 21H POP DX RETDISPLAY0 ENDPDISPLAY1 PROC NEAR。分離高低4位、調(diào)用數(shù)據(jù)顯示子程序、調(diào)用格式顯示子程序以完成全部顯示過程子程序 PUSH CX MOV BL,AL AND AL,0F0H MOV CL,4 SHR AL,CL AND BL,0FH CALL HEX2ASCII CALL DISPLAY MOV AL,BL CALL HEX2ASCII CALL DISPLAY CALL DISPLAY0 POP CX RETDISPLAY1 ENDPCODE ENDSEND STT
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