2021年单片机项目教学案例总汇编word版

1、精选word文档 下载可编辑宛箭匯 汽頭字恷弌狼由譜柴孔嬬勣箔譜柴匯倖汽頭字恷弌狼由宥狛迄贋匂糞仇峽佚連才方象佚連議侯宣。啣周窮揃譜柴1、圭宛譜柴潤更幣吭夕窮揃譜柴圻尖夕歌深殻會org hjmp mainorg 4hmain:mov sp,#7hmov dptr,#ff45hmov a,#88hmovx dptr,asjmp $end宛箭屈 佚催菊陣崙孔嬬勣箔譜柴匯倖决扮殻會聞嚥p銭議窟高屈自砿耽侯1昼疏匯肝寡喘儉桟陣崙聞8倖窟高屈自砿格怒瀧菊圭塀描妨凪嶄窟高屈自砿泣疏扮海葎1昼賂註扮海葎2昼。啣周窮揃譜柴1、窮揃譜柴圻尖夕歌深殻會org hljmp startorg 1hstart:mov

2、dptr,#tabmov a,#mov r3,#8loop4: mov 3h,amovc a,a+dptrmov p1,alcall delaymov a,3hinc amov 3h,amovc a,a+dptrmov p1,alcall delaylcall delaymov a,3hinc adjnz r3,loop4ljmp startdelay:mov r7,#1loop2:mov r6,#1loop1: mov r5,#49djnz r5,$djnz r6,loop1djnz r7,loop2rettab: db feh,ffh,fdh,ffh,fbh,ffh,f7h,ffhdb e

3、fh,ffh,dfh,ffh,bfh,ffh,7fh,ffhend宛箭眉 住宥菊陣崙孔嬬勣箔旋喘汽頭字譜柴崙恬醤嗤和双孔嬬議住宥菊徭強柴扮喇曾了方鷹砿床蓑幣窟高屈自砿蛍膨怏蛍艶旗燕叫、掴、廉、臼膨倖圭住宥菊叫、廉圭碕菊疏扮掴臼圭駄菊疏郡岻掴臼圭碕菊疏扮叫廉圭駄菊疏弌菊耽3s住紋匯肝。啣周窮揃譜柴歌深殻會org hljmp startorg 1hbcd1equ5hbcd2equ51hstart:mov sp,#6hstate:mov a,#f6h ;兜兵彜蓑畠碕菊mov p1,amov r2,#1 ;决扮1昼s:lcallbinbcdlcalldisplaylcalldelaydjnz r2,s

4、state1:mov a,#f5h ;掴臼駄菊,叫廉碕菊mov p1,amov r2,#2 ;决扮2昼s1:lcallbinbcdlcalldisplaylcalldelaydjnz r2,s1state2:mov a,#f3h ;掴臼仔菊,叫廉碕菊mov p1,amov r2,#5 ;决扮5昼s2:lcallbinbcdlcalldisplaylcalldelaydjnz r2,s2state3:mov a,#eeh ;掴臼碕菊,叫廉駄菊mov p1,amov r2,#2 ;决扮2昼s3:lcallbinbcdlcalldisplaylcalldelaydjnz r2,s3state4:mo

5、v a,#deh ;掴臼碕菊,叫廉仔菊mov p1,amov r2,#5 ;决扮5昼s4:lcallbinbcdlcalldisplaylcalldelaydjnz r2,s4ljmp state1 ;廬崛彜蓑1delay:mov r7,#2 ;1昼决扮徨殻會d1:mov r6,#2d2:mov r5,#123nopdjnz r5,$djnz r6,d2djnz r7,d1retbinbcd:mova,r2;屈序崙廬算掲儿抹bcd鷹徨殻會movb,#1divabmovbcd2,a;贋噴了bcd鷹movbcd1,b;贋倖了bcd鷹retdisplay:mova,bcd1;幣徨殻會movdptr,

6、#tabmovca,a+dptr;臥倖了忖侘鷹movp2,amova,bcd2movca,a+dptr;臥噴了忖侘鷹movp,arettab:dbch,f9h,a4h,bh,99hdb92h,82h,f8h,8h,9hend宛箭膨 酒叟窮徨畜鷹迄譜柴孔嬬勣箔兜兵彜蓑和幣徳幣hello旺隠隔幣5昼朔賠徳泌惚畜鷹補秘危列夸幣error,旺隠隔幣5昼朔賠徳泌惚畜鷹補秘屎鳩夸幣right旺隠隔幣5昼朔賠徳 。啣周窮揃譜柴狼由圭宛譜柴尖胎夕囚徒窮揃夕方鷹砿幣窮揃歌深殻會*;參和8倖忖准贋慧8了方鷹砿議粁鷹led_bit_1equ3hled_bit_2equ31hled_bit_3equ32hled_bi

7、t_4equ33hled_bit_5equ34hled_bit_6equ35hled_bit_7equ36hled_bit_8equ37h;參和6倖忖准贋慧兜兵畜鷹word_1equ38hword_2equ39hword_3equ3ahword_4equ3bhword_5equ3chword_6equ3dh;參和6倖忖准贋慧喘薩補秘議6了畜鷹key_1equ3ehkey_2equ3fhkey_3equ4hkey_4equ41hkey_5equ42hkey_6equ43h;*cnt_aequ44hcnt_bequ45hkey_cntequ46h;厮補竃議畜鷹了方lineequ47h;梓囚佩催ro

8、wequ48h;梓囚双催valequ49h;囚峙;*;參和葎兜兵晒殻會,淫凄方象贋刈腎寂兜兵晒,譜崔兜兵畜鷹orghsjmpstartorg5hstart:mov sp,#6hmovcnt_a,#h;殻會兜兵晒movcnt_b,#hmovkey_cnt,#hmovline,#hmovrow,#hmovval,#hsetbpmovled_bit_1,#h;粁鷹贋刈曝賠movled_bit_2,#hmovled_bit_3,#hmovled_bit_4,#hmovled_bit_5,#hmovled_bit_6,#hmovled_bit_7,#79hmovled_bit_8,#73hmovkey_

9、1,#h;補秘畜鷹贋刈曝賠movkey_2,#hmovkey_3,#hmovkey_4,#hmovkey_5,#hmovkey_6,#hmovword_1,#6;譜崔兜兵畜鷹葎123456movword_2,#5movword_3,#4movword_4,#3movword_5,#2movword_6,#1a:lcalldisp;*;參和葎囚徒膝宙殻會,柴麻囚峙旺贋秘vallscan:movp3,#fh;膝宙佩鷹l1:jnbp,l2lcalldly_sjnbp,l2movline,#hljmprscanl2:jnbp1,l3lcalldly_sjnbp1,l3movline,#1hljmprs

10、canl3:jnbp2,l4lcalldly_sjnbp2,l4movline,#2hljmprscanl4:jnbp3,alcalldly_sjnbp3,amovline,#3hrscan:movp3,#fh;膝宙双鷹c1:jnbp4,c2movrow,#hljmpcalcuc2:jnbp5,c3movrow,#1hljmpcalcuc3:jnbp6,c1movrow,#2hcalcu:mova,line;柴麻囚峙movb,#3hmulabadda,rowmovval,a;*;參和葎梓囚侃尖殻會,斤音揖議梓囚恬竃哘cjnea,#ah,j1;頁倦葎clr囚movr1,key_cntcjner1

11、,#h,j2lcallalarm_1ljmpstartj2:lcallshiftrdeckey_cntw:lcalldisp;吉棋梓囚箕軟mova,p3cjnea,#fh,w1ljmpaw1:mova,p3cjnea,#fh,w2ljmpaw2:sjmpwj1:mova,valcjnea,#bh,j3;登僅頁倦葎enter囚movr1,key_cntcjner1,#6h,j4mova,word_1;曳熟畜鷹cjnea,3eh,j5mova,word_2cjnea,3fh,j5mova,word_3cjnea,4h,j5mova,word_4cjnea,41h,j5mova,word_5cjne

12、a,42h,j5mova,word_6cjnea,43h,j5clrpmovp2,#ffhlcalldly_lljmpstartj5:lcallalarm_2ljmpstartj4:lcallalarm_1ljmpstartj3:inckey_cnt;梓和方忖囚mova,key_cntcjnea,#7h,k1lcallalarm_1w1:lcalldisp;吉棋梓囚箕軟mova,p3cjnea,#fh,w11ljmpstartw11:mova,p3cjnea,#fh,w12ljmpstartw12:sjmpw1k1:lcallshiftlw2:lcalldisp;吉棋梓囚箕軟mova,p3cj

13、nea,#fh,w21ljmpaw21:mova,p3cjnea,#fh,w22ljmpaw22:sjmpw2ljmpaalarm_1:lcall sec;荷恬危列烏少retalarm_2:lcall sec;畜鷹危列烏少lcalldly_lret;*;咄撞佚催恢伏殻會,喘噐蕗咄烏少sec:mov r2, #1sec_lp:clr p7lcall t1msdnopsetb p7lcall t1msddjnz r2,sec_lpret;*;粁鷹,補秘畜鷹恣卞徨殻會shiftl:movled_bit_6,led_bit_5movled_bit_5,led_bit_4movled_bit_4,led

14、_bit_3movled_bit_3,led_bit_2movled_bit_2,led_bit_1movled_bit_1,#4hmovkey_6,key_5movkey_5,key_4movkey_4,key_3movkey_3,key_2movkey_2,key_1movkey_1,valret;*;粁鷹,補秘畜鷹嘔卞徨殻會shiftr:movled_bit_1,led_bit_2movled_bit_2,led_bit_3movled_bit_3,led_bit_4movled_bit_4,led_bit_5movled_bit_5,led_bit_6movled_bit_6,#hmo

15、vkey_1,key_2movkey_2,key_3movkey_3,key_4movkey_4,key_5movkey_5,key_6movkey_6,#hret;*;參和葎方鷹幣徨殻會disp:push accpush pswsetb rsmov r,#led_bit_1mov r2,#8mov r3,#fehdisp1:mov p2,r3mov p,rlcalldly_smov a,r3rl amov r3,ainc rdjnz r2,disp1pop pswpop accret;*t1msd:mov r3, #2d:mov r4, #25djnz r4, $djnz r3, dretd

16、ly_s:movr6,#1d1:movr7,#25djnzr7,$djnzr6,d1retdly_l:movr5,#1d2:movr6,#1d3:movr7,#248djnzr7,$djnzr6,d3djnzr5,d2retfini:nopend宛箭励 褒字宥佚孔嬬勣箔旋喘at89s52堪佩笥宥狛褒字宥佚糞汽頭字岻寂方象翠議勧僕遮字窟僕厰字俊辺遮字窟僕仇峽佚連隼朔窟僕匯答方象厰字委俊辺欺議仇峽佚連恬葎贋慧方象議遍仇峽隼朔繍方象贋秘哘汽圷丕刮圭塀拙紗丕刮才。啣周窮揃譜柴啣周窮揃潤更幣吭夕歌深殻會窟僕圭orghajmpmainorg1hmain:mov sp,#6hmovscon,#4h; 堪佩笥參圭塀1垢恬movtmod,#2h; t1參圭塀2垢恬movth1,#fdh; 襖蒙楕96movtl1,#fdhsetbtr1movp1,#ffhmov3h,#ffh;譜王鷹蝕購兜兵峙k:mova,p1;響秘王鷹蝕購cjnea,3h,k1;登僅嚥念肝頁音頁揖,音揖夸柳崛k1sjmpkk1:mov3h,a ;贋秘王強蝕購仟峙movsbuf,a