微机原理实验程序中国石油大学华东.docx
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微机原理实验程序中国石油大学华东
实验3循环程序设计
实验容：
1.数组*,Y,Z,。
*=32，-43，76，95，-1;Y=-78，127，-128，-125，88。
计算两数之和，送入数组S。
DATASEGMENT
*DB32，-43，76，95，-1
YDB-78，127，-128，-125，88
SDB5DUP（0）
DATAENDS
CODESEGMENT
ASSUMECS:
CODE,DS:
DATA
START:
MOVA*,DATA
MOVDS,A*
MOVC*,5
MOVSI,0
FOR:
MOVAL,*[SI]
ADDAL,Y[SI]
MOVS[SI],AL
INCSI
LOOPFOR
CODEENDS
ENDSTART
2.两个多位十进制数，*=1357902468，Y=5790123467。
计算两数之和〔BCD码〕。
DATASEGMENT
*DB68H,24H,90H,57H,13H
YDB67H,34H,12H,90H,57H
SDB5DUP（0）
DATAENDS
CODESEGMENT
ASSUMECS:
CODE,DS:
DATA
START:
MOVA*,DATA
MOVDS,A*
MOVC*,5
MOVSI,0
CLC
FOR:
MOVAL,*[SI]
ADDAL,Y[SI]
DAA
MOVS[SI],AL
INCSI
LOOPFOR
CODEENDS
ENDSTART
实验4子程序调用变成设计
实验容：
用子程序调用方法，现有数组*=32，-43,76,95，-1，-78,127，-128，-125,88
编程按递增顺序排序输出。
DATASEGMENT
*DB32，-43，76，95，-1，-78，127，-128，-125，88
ENDSSEGMENT
CODESEGMENT
ASSUMECS:
CODE,DS:
DATA
START:
MOVA*,DATA
MOVDS,A*
CALLSUB1
MOVAH,4CH
INT21H
SUB1PROCNEAR
MOVC*,9
LP1:
MOVB*,0
MOVD*,C*
LP2；MOVAL,*[B*]
CMPAL,*[B*+1]
JLENE*T
*CHGAL,*[B*+1]
NE*T:
INCB*
DECD*
JNELP2
LOOPLP1
RET
SUB1ENDP
CODEENDS
ENDSTART
实验5DOS功能调用
实验容：
1.从键盘连续输入五个单个字符，然后再反向输出这5个字符。
输入：
12345
输出：
54321
CODESEGMENT
ASSUMECS:
CODE
START:
MOVC*,5
LP1：
MOVAH,01
INT21H
PUSHA*
LOOPLP1
MOVDL,0AH
MOVAH,02
INT21H
MOVDL,0DH
MOVAH,02
INT21H
MOVC*,5
LP2：
POPD*
MOVAH,02
INT21H
LOOPLP2
MOVAH,4CH
INT21H
CODEENDS
ENDSTART
2.从键盘输入一串字符"abcde〞，然后输出3次。
DATASEGMENT
MA*DB10
STRDB10DUP（‘S’）
DATAENDS
CODESEGMENT
ASSUMECS：
CODE,DS:
DATA
START:
MOVA*,DATA
MOVDS,A*
LEAD*,MA*
MOVAH,10
INT21H
MOVC*,3
LP:
LEAD*,STR
MOVAH,9
INT21H
MOVDL,0DH
MOVAH,02H
INT21H
MOVDL,0AH
MOVAH,2
INT21H
LOOPLP
MOVAH,4CH
INT21H
CODEENDS
ENDSTART
实验10简单的输出接口实验
实验容;
1.利用74LS75设计一个接口电路，使4个LED同时亮，同时灭，中间间隔1秒，共循环5次。
CODESEGMENT
ASSUMECS:
CODE
START:
MOVC*,5
LP;MOVD*,280H
MOVAL,0FH
OUTD*,AL
CALLDELAY
MOVD*,280H
MOVAL,0H
OUTD*,AL
CALLDELAY
LOOPLP
MOVAH,4CH
INT21H
DELAYPROCNEAR
PUSHC*
MOVB*,03FFH
FOR1:
MOVC*,0FFFFH
FOR2;LOOPFOR2
DECB*
JNZFOR1
POPC*
RET
DELAYENDP
CODEENDS
ENDSTART
2.利用74LS75设计一个接口电路，使8个LED循环点亮，中间间隔1秒，共循环3次
CODESEGMENT
ASSUMECS:
CODE
START:
MOVC*,3
MOVSI,8
LP1:
MOVD*,280H
MOVAL,01H
LP2：
OUTD*,AL
CALLDELAY
SHLAL,1
DECSI
JNZLP2
LOOPLP1
MOVAH,4CH
INT21H
DELAYPROCNEAR
PUSHC*
MOVB*,03FFH
FOR1:
MOVC*,0FFFFH
FOR2;LOOPFOR2
DECB*
JNZFOR1
POPC*
RET
DELAYENDP
CODEENDS
ENDSTART
实验11简单的输入接口实验实验容：
1.设计一个接口电路，当开关来回搬动1次后，在屏幕上输出‘1’，再来回搬动1次，输出‘2’，共搬动5次。
利用硬件消抖。
（D1）
CODESEGMENTASSUMECS:
CODESTART:
MOVDL,31HMOVC*,5L1:
PUSHD*MOVD*,280HINAL,D*ANDAL,01HMOVAH,ALL2:
INAL,D*ANDAL,01HCMPAH,ALJZL2L3:
INAL,D*ANDAL,01HCMPAH,ALJNZL3POPD*MOVAH,02HINT21HINCDLLOOPL1MOVAH,4CHINT21HCODEENDSENDSTART
2.设计一个接口电路，当开关来回搬动1次后，在屏幕上输出‘1’，再来回搬动1次，输出‘2’，共搬动5次。
利用软件消抖。
（D1）.
CODESEGMENT
ASSUMECS:
CODE
START:
MOVDL,31H
MOVC*,5
L1:
PUSHD*
MOVD*,280H
INAL,D*
ANDAL,01H
MOVAH,AL
L2:
INAL,D*
ANDAL,01H
CMPAH,AL
JZL2
CALLDELAY
L3:
INAL,D*
ANDAL,01H
CMPAH,AL
JNZL3
CALLDELAY
POPD*
MOVAH,02H
INT21H
INCDL
LOOPL1
MOVAH,4CH
INT21H
DELAYPROCNEAR
PUSHC*
MOVB*,03FH
FOR1:
MOVC*,0FH
FOR2:
LOOPFOR2
DECB*
JNZFOR1
POPC*
RET
DELAYENDP
CODEENDS
ENDSTART
3.设计一个接口电路，当开关搬动1次后，在屏幕上输出‘1’，再搬动1次，输出‘2’，共搬动5次。
（D4）
CODESEGMENT
ASSUMECS:
CODE
START:
MOVDL,31H
MOVC*,5
L1:
PUSHD*
MOVD*,284H
INA*,D*
ANDA*,10H
MOVSI,A*
L2:
INA*,D*
ANDA*,10H
CMPSI,A*
JZL2
POPD*
MOVAH,02H
INT21H
INCDL
LOOPL1
MOVAH,4CH
INT21H
CODEENDS
ENDSTART
实验12数码管显示实验
1.使2个七段显示管分别显示HP,字符保持5秒钟。
CODESEGMENT
ASSUMECS:
CODE
START:
MOVC*,03FFH
L1:
MOVD*,280H
MOVAL,00H
OUTD*,AL
MOVD*,290H
MOVAL,76H;H
OUTD*,AL
MOVD*,282H
MOVAL,02H
OUTD*,AL
CALLDONG
MOVD*,282H
MOVAL,00H
OUTD*,AL
MOVD*,290H
MOVAL,73H;P
OUTD*,AL
MOVD*,280H
MOVAL,01H
OUTD*,AL
CALLDONG
LOOPL1
MOVD*,280H
MOVAL,00H
OUTD*,AL
MOVAH,4CH
INT21H
DONGPROCNEAR
PUSHC*
PUSHB*
MOVB*,0100H
FOR1:
MOVC*,0100H
FOR2:
LOOPFOR2
DECB*
JNZFOR1
POPB*
POPC*
RET
DONGENDP
CODEENDS
ENDSTART
2.使2个七段显示管分别显示01,23,45,67,89，每两个字符保持2秒钟。
CODESEGMENT
ASSUMECS:
CODE
START:
MOVC*,01FFH
L1:
MOVD*,280H
MOVAL,00H
OUTD*,AL
MOVD*,290H
MOVAL,3FH;0
OUTD*,AL
MOVD*,282H
MOVAL,02H
OUTD*,AL
CALLDONG
MOVD*,282H
MOVAL,00H
OUTD*,AL
MOVD*,290H
MOVAL,06H;1
OUTD*,AL
MOVD*,280H
MOVAL,01H
OUTD*,AL
CALLDONG
LOOPL1
MOVC*,01FFH
L2:
MOVD*,280H
MOVAL,00H
OUTD*,AL
MOVD*,290H
MOVAL,5BH;2
OUTD*,AL
MOVD*,282H
MOVAL,02H
OUTD*,AL
CALLDONG
MOVD*,282H
MOVAL,00H
OUTD*,AL
MOVD*,290H
MOVAL,4FH;3
OUTD*,AL
MOVD*,280H
MOVAL,01H
OUTD*,AL
CALLDONG
LOOPL2
MOVC*,010FH
L3:
MOVD*,280H
MOVAL,00H
OUTD*,AL
MOVD*,290H
MOVAL,66H;4
OUTD*,AL
MOVD*,282H
MOVAL,02H
OUTD*,AL
CALLDONG
MOVD*,282H
MOVAL,00H
OUTD*,AL
MOVD*,290H
MOVAL,6DH;5
OUTD*,AL
MOVD*,280H
MOVAL,01H
OUTD*,AL
CALLDONG
LOOPL3
MOVC*,010FH
L4:
MOVD*,280H
MOVAL,00H
OUTD*,AL
MOVD*,290H
MOVAL,7DH;6
OUTD*,AL
MOVD*,282H
MOVAL,02H
OUTD*,AL
CALLDONG
MOVD*,282H
MOVAL,00H
OUTD*,AL
MOVD*,290H
MOVAL,07H;7
OUTD*,AL
MOVD*,280H
MOVAL,01H
OUTD*,AL
CALLDONG
LOOPL4
MOVC*,010FH
L5:
MOVD*,280H
MOVAL,00H
OUTD*,AL
MOVD*,290H
MOVAL,7FH;8
OUTD*,AL
MOVD*,282H
MOVAL,02H
OUTD*,AL
CALLDONG
MOVD*,282H
MOVAL,00H
OUTD*,AL
MOVD*,290H
MOVAL,6FH;9
OUTD*,AL
MOVD*,280H
MOVAL,01H
OUTD*,AL
CALLDONG
LOOPL5
MOVD*,280H
MOVAL,00H
OUTD*,AL
MOVAH,4CH
INT21H
DONGPROCNEAR
PUSHC*
PUSHB*
MOVB*,0100H
FOR1:
MOVC*,0100H
FOR2:
LOOPFOR2
DECB*
JNZFOR1
POPB*
POPC*
RET
DONGENDP
CODEENDS
ENDSTART
实验13可编程并行接口8255A芯片实验
实验容：
1.由8255A方式0的A口输出数据，驱动2个LED，循环点亮5次，每个状态保存1秒。
CODESEGMENT
ASSUMECS:
CODE
START:
MOVAL,80H
MOVD*,283H
OUTD*,AL
MOVC*,5
MOVD*,281H
MOVAL,00
L1:
MOVAL,01
OUTD*,AL
CALLDELAY
MOVAL,02
OUTD*,AL
CALLDELAY
LOOPL1
MOVAH,4CH
INT21H
DELAYPROCNEAR
PUSHC*
MOVB*,400
FOR1:
MOVC*,0FFFFH
FOR2:
LOOPFOR2
DECB*
JNZFOR1
POPC*
RET
DELAYENDP
CODEENDS
ENDSTART
2.用8255A方式1，将两位开关量设置的二进制数，由B口选通输入CPU，三秒钟后，由A口选通输出送LED显示，要求通过对状态字IBFB和OBFA#的测试来控制程序运行。
STB#和ACK#由消抖电路产生。
CODESEGMENT
ASSUMECS:
CODE
START:
MOVAL,10100110B
MOVD*,283H
OUTD*,AL
L1:
MOVD*,282H
INAL,D*
ANDAL,02H
JZL1
MOVD*,281H
INAL,D*
CALLDELAY
MOVD*,280H
OUTD*,AL
L2:
MOVD*,282H
INAL,D*
ANDAL,80H
JZL2
JMPL3
LOOPSTART
L3:
MOVAL,00
MOVD*,280H
OUTD*,AL
MOVAH,4CH
INT21H
DELAYPROCNEAR
PUSHC*
MOVB*,3FFH
FOR1:
MOVC*,0FFFFH
FOR2:
LOOPFOR2
DECB*
JNZFOR1
POPC*
RET
DELAYENDP
CODEENDS
ENDSTART
3.由8255A的A接口输出数据，驱动4个LED,使其顺序显示0--F的二进制状态，每个状态保持1秒钟。
CODESEGMENTASSUMECS:
CODESTART:
MOVD*,283HMOVAL,80HOUTD*,ALMOVC*,16MOVAL,00HL1:
MOVD*,280HOUTD*,ALCALLDELAYINCALLOOPL1MOVAH,4CHINT21HDELAYPROCNEARPUSHC*MOVB*,299HFOR1:
MOVC*,0FFFFHFOR2:
LOOPFOR2DECB*JNZFOR1POPC*RETDELAYENDPCODEENDSENDSTART
实验148253编程测试实验实验容：
8253方式0测试，用消抖电路产生的脉冲作为CLK0输入信号，OUT0接LED。
运行程序5秒将计数器的显示在屏幕上，分析读取的计数常数与CLK0信号的关系。
方式0波形图
CODESEGMENTASSUMECS:
CODESTART:
MOVAL,90HMOVD*,283HOUTD*,ALMOVAL,05HMOVD*,282HOUTD*,ALCALLDELAYMOVAL,00HMOVD*,283HOUTD*,ALMOVD*,282HINAL,D*MOVCH,ALMOVCL,4ANDAL,0F0HROLAL,CLMOVDL,ALADDDL,30HMOVAH,02HINT21HANDCH,0FHMOVDL,CHADDDL,30HMOVAH,02HINT21HMOVAH,4CHINT21HDELAYPROCNEARPUSHC*MOVB*,999HFOR1:
MOVC*,0FFFFHFOR2:
LOOPFOR2DECB*JNZFOR1POPC*RETDELAYENDPCODEENDSENDSTART
2.8253方式1测试。
编程使计数器1工作在方式1，CLK1和GATE1信号由消抖电路产生，OUT1接LED，验证CLK1，GATE1，OUT1三者关系。
方式1波形图
CODESEGMENT
ASSUMECS:
CODE
START:
MOVAL,52H
MOVD*,283H
OUTD*,AL
MOVAL,05H
MOVD*,281H
OUTD*,AL
MOVAH,4CH
INT21H
CODEENDS
ENDSTART
实验158259A可编程中断控制器
设计中断过程，连续输出"AREYOUREADY"〞产生中断时，执行中断效劳程序，中断效劳程序是使两个LED灯亮灭3次，间隔一秒。
中断完毕后，继续执行主程序，等待下次中断。
DATASEGMENT
ABCDB'AREYOUREADY"',0DH,0AH,'$'DATAENDS
CODESEGMENT
ASSUMECS:
CODE,DS:
DATA
START:
MOVA*,CS
MOVDS,A*
MOVD*,OFFSETZD10
MOVA*,2572H
INT21H
CLI
INAL,21H
ANDAL,0FBH
OUT21H,AL
INAL,0A1H
ANDAL,0FBH
OUT0A1H,AL
STI
MOVC*,20
LOOP1:
PUSHC*
MOVA*,DATA
MOVDS,A*
LEAD*,ABC
MOVAH,9
INT21H
CALLDELAY
POPC*
LOOPLOOP1
MOVD*,21H
INAL,D*
ORAL,4
OUT21H,AL
MOVD*,0A1H
INAL,D*
ORAL,4
OUT0A1H,AL
MOVAH,4CH
INT21H
ZD10PROCNEAR
PUSHA*
PUSHB*
PUSHC*
PUSHD*
MOVC*,3
AGAIN:
PUSHC*
MOVD*,280H
MOVAL,0FH
OUTD*,AL
CALLDELAY
MOVD*,280H
MOVAL,00H
OUTD*,AL
CALLDELAY
POPC*
LOOPAGAIN
POPD*
POPC*
POPB*
POPA*
MOVAL,20H
OUT20H,AL
MOVAL,20H
OUT0A0H,AL
IRET
ZD10ENDP
DELAYPROCNEAR
MOVB*,02FFH
FOR1:
MOVC*,0FFFFH
FOR2:
LOOPFOR2
DECB*
JNZFOR1
RET
DELAYENDP
CODEENDS
ENDSTART
74LS75控制电路
74LS273控制电路
升级会员 