微機(jī)原理及應(yīng)用答案guet(參考版)
2024-08-07 12:33本頁(yè)面
【正文】 *A800H~*ABFFH第六章 0, 任意, 4 變化 101, 10, Y5,A10 *A000H~*A3FFHRam 0, 任意, 2 變化 100, 10, Y4,A10 起始和結(jié)束地址Ram 片選端 變化 任意, *8800H~*8FFFFHEprom 3 001, 10, Y1 變化 任意, 起始和結(jié)束地址Eprom 1 片選端 u=0第五章 半導(dǎo)體存儲(chǔ)器cpu與存儲(chǔ)器的連接部分內(nèi)容在講述習(xí)題課時(shí)，由我的講義稿給出。g=0,段長(zhǎng)度的基本單位是1字節(jié)。特權(quán)級(jí)為0級(jí)。u=04. 段界限 00004FF 段基址05000000 g=0,段長(zhǎng)度的基本單位是1字節(jié)。特權(quán)級(jí)為3級(jí)。u=03. 段界限 0F0400 段基址00000000 g=1,段長(zhǎng)度的基本單位是1頁(yè)。特權(quán)級(jí)為1級(jí)。u=02. 段界限 0F00FF 段基址01040000 g=0,段長(zhǎng)度的基本單位是1字節(jié)。特權(quán)級(jí)為1級(jí)。 0F 50 0FFFFF 段基址00000000 00 00 96 00 CF 10 00 40 00 92 段基址低16位 代碼段和數(shù)據(jù)段沒(méi)有保護(hù)機(jī)制.4. 不采用分頁(yè)部件,即不支持虛擬存儲(chǔ)器.4. 1MB存儲(chǔ)空間.2. POP AX ENDSCODE SEGMENTBUFF DB 1,2,3,4,5,6,7,8SUM DW JZ DONEINC SILOOP LOP1DONE: MOV AX, DATAMOV DS, AXLEA SI, STRBUFMOV CH,0MOV CL, COUNTLOP1: MOV AL, [SI]CMP AL,39。 ENDSCODE $STRBUFADRBUF DB COUNT DB 39。JGE DONENEXT2:SUB AL,20HSHOW:MOV DL,ALMOV AH,2INT 21HLOOP LOP1DONE:MOV AH,4CHINT 21HCODE ENDSEND STARTDATA JGE NEXT2CMP AL,39。JGE NEXT1JMP SHOWNEXT1 :CMP AL,39。JLE DONECMP AL,39。JZ DONECMP AL,39。 MOV AX,DATAMOV DS,AXMOV SI , OFFSET BUFFMOV CX,0AHLOP1: MOV AH,7INT 21HCMP AL,39。 ENDSCODE SEGMENTBUFF ENDSCODE MIN DB the numbers’ ,0DH,0AH,’$’ SEGMENTBUF DB 10 ENDSCODE DB COUNT NUP(?) MAX DB SEGMENTASSUME CS:CODE, DS:DATA_SEGSTART: MOV AX, DATA_SEGMOV DS, AXLEA SI, DATA1LEA DI,DATA2MOV CX, NLOP1: MOV AH,[SI]CMP AH,[DI]INC SIINC DILOOPZ LOP1JNZ NOTEQUMOV AH,0FFHSAHFJMP DONENOTEQU: MOV AH,0SAHFMOV ADR1,SI1MOV ADR2,DI1DONE:MOV AH,4CHINT 21HCODE ENDSEND STARTDATA_SEG ?DATA_SEG ADR2 DW DB N DUP(?) DB N DUP(?) SEGMENT MOV DATC,0DONE: MOV AH,4CHINT 21HCODE ENDSEND START ,將結(jié)果存入字符變量HEXNUM中。 DATB,0 JZ CMP DATC,0 JZ NEXT CMP DATB,0 NEXT CMP MOV DS,AX SEGMENTASSUME CS:CODE, DS:DATA_SEGSTART: MOV AX,DATA_SEG ?DATA_SEG DATD DB ? DATB DB SEGMENT MOV AH,4CH JMP DONENEXT: MOV DATZ,AL NEXT CMP MOV DS,AXMOV AL,DATXMOV BL,DATY SEGMENTASSUME CS:CODE, DS:DATA_SEGSTART: MOV AX,DATA_SEG ?DATA_SEG DATZ DB ? DATX JZ NEXTSUB DL,20HNEXT:MOV AH,2INT 21HINC SIJMP TAKECHARDONE:MOV AH,4CHINT 21HCODE ENDSEND START3．20DATA_SEG JZ DONECMP DL,39。 MOV DS,AXMOV SI
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