单片机课程设计报告 交通灯控制.docx

单片机课程设计报告 交通灯控制.docx

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单片机课程设计报告交通灯控制

ORG0H；入口地址

LJMPMAIN

ORG0013H

LJMPINT

MAIN:

SETBEA；开中断

SETBEX1；外部中断1

SETBPX1

SETBIT1；允许定时器T1

MOVTMOD,#10H；设置工作方式

LOOP31:

MOVR3,#2DH

MOVR1,#00H

MOVDPTR,#TAB

MOVA,R1

MOVCA,@A+DPTR；查表

MOVR5,#05H

MOVR4,#00H

MOV7AH,R5；显示缓冲区首地址

MOV79H,R4

MOVP1,A；P1口显示

LCALLDISP；显示程序

LOOP:

LCALLDISP

MOVR2,#0AH

LOOP2:

LCALLDISP

MOVTH1,#3CH；设置计数初值

MOVTL1,#0B0H

SETBTR1；启动

LOOP1:

LCALLDISP

JNBTF1,LOOP1

CLRTF1

DJNZR2,LOOP2；1s定时

MOVA,R4

MOVR7,A

INCR7

DECR4

DJNZR7,LOOP40

MOVR4,#09H

DECR5

LOOP40:

MOV7AH,R5；数码管显示

MOV79H,R4

LCALLDISP

DJNZR3,LOOP

INCR1

MOVA,R1

MOVDPTR,#TAB

MOVCA,@A+DPTR

MOVP1,A；黄灯亮数码管显示5s

MOVR5,#00H

MOVR4,#05H

MOV7AH,R5

MOV79H,R4

LCALLDISP

LCALLDISP

MOVR2,#0AH

LOOP20:

LCALLDISP；100ms定时

MOVTH1,#3CH

MOVTL1,#0B0H

LOOP3:

LCALLDISP

JNBTF1,LOOP3

CLRTF1

DJNZR2,LOOP20；1s定时

MOVR5,#00H;

MOVR4,#04H

MOV7AH,R5

MOV79H,R4

LCALLDISP

INCR1

MOVA,R1

MOVDPTR,#TAB

MOVCA,@A+DPTR

MOVP1,A；黄灯闪烁

MOVR2,#0AH

LOOP21:

LCALLDISP

MOVTH1,#3CH

MOVTL1,#0B0H

LOOP4:

LCALLDISP

JNBTF1,LOOP4

CLRTF1

DJNZR2,LOOP21

MOVR5,#00H;

MOVR4,#03H

MOV7AH,R5

MOV79H,R4

LCALLDISP

INCR1

MOVA,R1

MOVDPTR,#TAB

MOVCA,@A+DPTR

MOVP1,A

MOVR2,#0AH

LOOP22:

LCALLDISP

MOVTH1,#3CH

MOVTL1,#0B0H

LOOP5:

LCALLDISP；显示两秒，黄灯灭

JNBTF1,LOOP5

CLRTF1

DJNZR2,LOOP22

MOVR5,#00H;

MOVR4,#02H

MOV7AH,R5

MOV79H,R4

LCALLDISP

INCR1

MOVA,R1

MOVDPTR,#TAB

MOVCA,@A+DPTR

MOVP1,A

MOVR2,#0AH

LOOP23:

LCALLDISP

MOVTH1,#3CH

MOVTL1,#0B0H

LOOP6:

LCALLDISP；黄灯亮

JNBTF1,LOOP6

CLRTF1

DJNZR2,LOOP23

MOVR5,#00H;

MOVR4,#01H

MOV7AH,R5

MOV79H,R4

LCALLDISP

INCR1

MOVA,R1

MOVDPTR,#TAB

MOVCA,@A+DPTR

MOVP1,A

MOVR2,#0AH

LOOP24:

LCALLDISP

MOVTH1,#3CH

MOVTL1,#0B0H

LOOP7:

LCALLDISP

JNBTF1,LOOP7

CLRTF1

DJNZR2,LOOP24

MOVR5,#00H;

MOVR4,#00H

MOV7AH,R5

MOV79H,R4

LCALLDISP；数码管显示0

INCR1

MOVA,R1

MOVDPTR,#TAB

MOVCA,@A+DPTR

MOVP1,A；查表，黄灯灭

MOVR5,#05H;

MOVR4,#00H；循环

MOV7AH,R5

MOV79H,R4

LCALLDISP

MOVR3,#2DH

LOOP25:

LCALLDISP

MOVR2,#0AH

LOOP8:

LCALLDISP

MOVTH1,#3CH

MOVTL1,#0B0H

LOOP9:

LCALLDISP

JNBTF1,LOOP9

CLRTF1

DJNZR2,LOOP8；1s计时

MOVA,R4

MOVR7,A

INCR7

DECR4

DJNZR7,LOOP41

MOVR4,#09H

DECR5

LOOP41:

MOV7AH,R5

MOV79H,R4

LCALLDISP

DJNZR3,LOOP25；50递减至45

INCR1

MOVA,R1

MOVDPTR,#TAB

MOVCA,@A+DPTR

MOVP1,A；黄灯亮

MOVR5,#00H;

MOVR4,#05H

MOV7AH,R5

MOV79H,R4

LCALLDISP

MOVR2,#0AH

LOOP26:

LCALLDISP

MOVTH1,#3CH

MOVTL1,#0B0H

LOOP10:

LCALLDISP

JNBTF1,LOOP10

CLRTF1

DJNZR2,LOOP26

INCR1

MOVA,R1；黄灯闪烁

MOVDPTR,#TAB

MOVCA,@A+DPTR

MOVP1,A

MOVR5,#00H;

MOVR4,#04H

MOV7AH,R5

MOV79H,R4

LCALLDISP

MOVR2,#0AH

LOOP27:

LCALLDISP

MOVTH1,#3CH

MOVTL1,#0B0H

LOOP11:

LCALLDISP；1s定时，黄灯亮显示3s

JNBTF1,LOOP11

CLRTF1

DJNZR2,LOOP27

INCR1

MOVA,R1

MOVDPTR,#TAB

MOVCA,@A+DPTR

MOVP1,A

MOVR5,#00H;

MOVR4,#03H

MOV7AH,R5

MOV79H,R4

LCALLDISP

MOVR2,#0AH

LOOP28:

LCALLDISP

MOVTH1,#3CH

MOVTL1,#0B0H

LOOP12:

LCALLDISP；定时1s黄灯交替闪烁

JNBTF1,LOOP12

CLRTF1

DJNZR2,LOOP28

INCR1

MOVA,R1

MOVDPTR,#TAB

MOVCA,@A+DPTR

MOVP1,A

MOVR5,#00H;

MOVR4,#02H

MOV7AH,R5

MOV79H,R4

LCALLDISP；数码管显示

MOVR2,#0AH

LOOP29:

LCALLDISP

MOVTH1,#3CH

MOVTL1,#0B0H

LOOP13:

LCALLDISP

JNBTF1,LOOP13

CLRTF1

DJNZR2,LOOP29；1s定时

INCR1

MOVA,R1

MOVDPTR,#TAB

MOVCA,@A+DPTR

MOVP1,A

MOVR5,#00H;

MOVR4,#01H

MOV7AH,R5

MOV79H,R4

LCALLDISP；显示

MOVR2,#0AH

LOOP30:

LCALLDISP

MOVTH1,#3CH

MOVTL1,#0B0H

LOOP14:

LCALLDISP

JNBTF1,LOOP14

CLRTF1

DJNZR2,LOOP30

INCR1

MOVA,R1

MOVDPTR,#TAB

MOVCA,@A+DPTR

MOVP1,A

MOVR5,#00H;

MOVR4,#00H

MOV7AH,R5

MOV79H,R4

LCALLDISP

LJMPLOOP31

TAB:

DB0CH,14H,04H,14H,04H,14H,21H,22H,20H,22H,20H,22H；P1口控制

INT:

MOVA,P1

ZT:

JBP3.0,HF；开关控制

MOVP1,#24H

SJMPZT

HF:

MOVP1,A

RETI

DISP:

MOVDPTR,#0FF20H；命令口

MOVA,#03H

MOVX@DPTR,A

MOVR6,#01H

MOVR0,#79H

MOVA,@R0

MOVDPTR,#TAB1

MOVCA,@A+DPTR

MOVDPTR,#0FF22H；段选

MOVX@DPTR,A

MOVDPTR,#0FF21H

MOVA,R6

MOVX@DPTR,A；位选

LCALLDELL

INCR0

MOVA,@R0

MOVDPTR,#TAB1

MOVCA,@A+DPTR

MOVDPTR,#0FF22H

MOVX@DPTR,A

MOVDPTR,#0FF21H

MOVA,R6

RLA

MOVX@DPTR,A

LCALLDELL

RET

DELL:

MOV32H,#0FFH；延时程序

LOOP36:

DJNZ32H,LOOP36

RET

TAB1:

DB0C0H,0F9H,0A4H,0B0H,99H,92H,82H,0F8H,80H,90H

END