单片机实验程序及流程图(二)

1、单片机实验程序及流程图-(2)7INCR0INCR1三.程序清单及程序流程框图DJNZR2,A2MOVR1,#40HMOVDPTR,#4800HMOVR2,#10HA3:MOVA,R1MOVXDPTR,AINCR1INCDPTRDJNZR2,A3MOVSP,#60HMOVR2,#10HMOVDPTR,#4800HPUSHDPLPUSHDPHMOVDPTR,#5800HMOVR3,DPLMOVR4,DPHA4:POPDPHPOPDPLMOVXA,DPTRINCDPTRPUSHDPLPUSHDPHR2,#10HDPH,R4DPTRR3,DPLR4,DPHR2,A4MOVDPL,R3MOVMOVXD

2、PTR,AINCMOVMOVDJNZMOVR0,#50HMOVDPTR,#5800HMOVA5:MOVXA,DPTRMOVR0,AINCR0INCDPTRDJNZR2,A5POPDPHPOPDPLHERE:LJMPHEREEND江单片机技术;实验多媒体讲义四、实验报告要求1、实验目的和要求。2、设计要求。3、实验程序流程框图和程序清单。4、电路原理图。5、实验结果6、实验总结。7、思考题。五、思考题1、编程实现LED0®LED7A十六进制计数规律亮灯？单片机技术实验多媒体讲义四、实验报告要求1、实验目的和要求。2、设计要求。3、实验程序流程框图和程序清单。4、电路原理图。5、实验结果

3、6、实验总结。7、思考题。五、思考题1、编程实现LED匪LED7以十六进制计数规律亮灯？单片机技术实验多媒体讲义四、实验报告要求1、实验目的和要求。2、设计要求。3、实验程序流程框图和程序清单。4、电路原理图。5、实验结果6、实验总结。7、思考题。五、思考题1、编程实现LED0至LED7以十六进制计数规律亮灯？三.实验电路U119.XTAL1P0.0/AD0P0.1/AD1393818P0.2/AD23XTAI2P03/AD336P0.4/AD4P0.5/AD535349P0.6/AD6RSTP0.7/AD73332P2.0/A821P2.1/A9P2.2/A102223小29PSEN-P2.

4、3/A11ALEP2.4/A12EA-P2.5/A13P2.6/A14P2.7/A15243025-2T2728D11P1.0P3.0/RXDP1.1P3.1/TXDP1.2P3.2/INI0P1.3P3.3/INI1P1.4P3.4/T0P1.5P3.5/T1P1.6P3.6/WRP1.7P3.7/RD10D2211DD3312D4413*D5514D6615*D7716D8817AT89C51R1D8D7D6D5D4D3D2D1四.程序清单及流程图程序一ORG0000HLJMPMAINORG000BHLJMPIPTOMAIN:MOVSP,#30HIPTOMOVTMOD,CLR00HSETB

5、EASETBET0MOVTH0,#3CHMOVTL0,#0B0HMOVR1,#14HSETBTR0MOVA,#0feHMOVP1,ANT:JNB00H,NTRLAMOVP1,ACLR00HLJMPNTIPTO:MOVTH0,#3CHMOVTL0,#0B0HDJNZR1,TIOMOVR1,#14HSETB00HTIO:RETIEND程序二只需将程序一中“RLA”改为“RRA”即可实现其功能。程序三ORG0000HLJMPMAINORG000BHLJMPIPTOMAIN:MOV#30HMOVTMOD,#01HCLR00HSETBEASETBET0MOVTH0,MOVTL0,#0B0HSP,#3CH

6、MOVR2,#0AHMOVR1,#02HSETBTR0MOVA,#0feHMOVP1,ANT:SETBP3.0NT0:JNB01H,NT0CLRP3.0CLR01HNT1:JNB00H,NT1CLR01HRLAMOVP1,ACLR00HLJMPNTIPTO:MOVTH0,#3CHMOVTL0,#0B0HDJNZR2,TIOMOVR2,#0AHSETB01HDJNZR1,TIOMOVR1,#02HSETB00HTIO:RETIEND程序四（思考题程序）ORG0000HLJMPMAINORG000BHLJMPIPTOMAIN:MOVSP,#30HMOVP1,#0ffHMOVTMOD,#01HCLR

7、00HSETBEASETBET0MOVTH0,#3CHMOVTL0,#0B0HMOVR1,#14HSETBTR0MOVA,#00HNT:JNB00H,NTINCAMOVR3,ACPLAMOVP1,ACLR00HMOVA,R3LJMPNTIPTO:MOVTH0,#3CHMOVTL0,#0B0HDJNZR1,TIOMOVR1,#14HSETB00HTIO:RETIEND定时器初始化开始开定时器TF0=Q>NTF0=Q>NTF0=Q>N定时器初始化定时器初始化开始P1.0取反开定时器开定时器清零TF0清零TF0开始P1.0取反P1.0取反清零TF0三.电路原理图U1XXTAL1P0

8、.0/AD0P0.1/AD1P0.2/AD2XTAL2P0.3/AD3P0.4/AD4P0.5/AD5P0.6/AD6RSTP0.7/AD7P2.0/A8P2.1/A9P2.2/A10PSEN-P2.3/A11ALEP2.4/A12EA-P2.5/A13P2.6/A14P2.7/A15P1.0P3.0/RXDP1.1P3.1/TXDP1.2P3.2/INT0-P1.3P3.3/INTP14P3.4/T0P1.5P3.5/T1P1.6P3.6/WRP1.7P3.7/RD-AT89C51191893938"sg"33一一101112131416一17（结束HERE四.程序清单及

9、流程图程序一ORG0000HLJMPMAINMAIN:MOVTMOD,#02HMOVTH0,#9CHMOVTL0,#9CHSETBTR0SETBP1.0HERE:JNBTF0,CPLP1.0CLRTF0LJMPHEREEND程序二ORG0000HLJMPMAINORG000BHLJMPIPTOMAIN:MOVSP,#60HMOVTMOD,#02HMOVIE,#82HMOVTH0,#88HMOVTL0,#88HSETBTR0SETBP1.1HERE:LJMPHEREIPTO:CPLP1.1RETIEND程序三（思考题）ORG0000HLJMPMAINMAIN:MOVTMOD,#11HMOVTH0

10、,#0FEHMOVTL0,#0D4HMOVTH1,#0FFHMOVTL1,#38HSETBTR1SETBP1.0HEREHERE:JNBTF1,CPLP1.0SETBTR0CLRTF1CLRTR1MOVTH1,#0FFHMOVTL1,#38HHERE1HERE1:JNBTF0,CPLP1.0SETBTR1CLRTF0CLRTR0MOVTH0,#0FEHMOVTL0,#0D4HLJMPHEREEND五.实验结果周期为周期为240us方波200us方波周期为500us占空比为2:5的方波c开始一二二，计数器初始化开定时器oc开始计数器初始化开定时器0P1.0取反TF0青零C结束c笄始计数器初始化开

11、定时器0P1.0取反TF0=1?TF0=1?TF0青零三、电路原理图U1(P3.4/T0)1kAJUL19U1.XTAL1P0.0/AD0P0.1/AD1P0.2/AD2393718XTAL2P0.3/AD336P0.4/AD435P0.5/AD534P0.6/AD6RSTP0.7/AD733932P2.0/A821P2.1/A922P2.2/A10PSENP2.3/A11ALEP2.4/A12EA-P2.5/A1323小2924301A2526P2.6/A14P2.7/A15P1.0P3.0/RXDP1.1P3.1/TXDP1.2P3.2/INT0-P1.3P3.3/INTP1.4P3.4/

12、T0P1.5P3.5/T1P1.6P3.6/WR-P1.7P3.7/RD-2728110211_J3124"5-1314615716817AT89C51四、程序清单及流程图程序1:ORG0000HLJMPMAINMAIN:MOVTMOD,#06HMOVTH0,#9CHMOVTL0,#9CHSETBTR0计数器初始化开定时器0HERE:JNBTF0,HERECPLP1.0CLRTF0LJMPHEREEND程序2:ORG0000HLJMPMAINP1.0取反TF0青零开始）军ITPO计数器、中断初始化P1.0取反#38H#38H#82H定时器、计数器、中断初始化pi。取反TF0青零。结束

13、。ORG000BHLJMPITPOMAIN:MOVSP,#60HMOVTMOD,#06HMOVTH0,MOVTL0,MOVIE,SETBTR0HERE:LJMPHEREITPO:CPLP1.0RETIEND程序3（思考题）：ORG0000HLJMPMAINORG001BHLJMPITPOMAIN:MOVSP,#60HMOVTMOD,#62HMOVTH0,#9CHMOVTL0,#9CHMOVTH1,#0CEHMOVTL1,#0CEHMOVIE,#88HSETBTR0SETBTR1SETBP1.0HERE:JNBTF0,HERECPLP1.0CLRTF0LJMPHEREITPO:CPLP1.1RE

14、TIEND五、实验结果程序1与程序2从T0接入1000Hz的方波，思考题从P1.0口线产生的方波从T1接入计100次脉冲计200次脉冲思考题波形堆栈初始化定时器、中断初始化c结束：）三、电路原理图19out4IR1470R470R189R22931U1int12int01out345678XXTAL1P0.0/AD0P0.1/AD1P0.2/AD2XTAL2P0.3/AD3P0.4/AD4P0.5/AD5P0.6/AD6RSTP0.7/AD7P2.0/A8P2.1/A9P2.2/A10PSENP2.3/A11ALEP2.4/A12-EAP1.0P1.1P1.2P1.3P1.4P1.5P1.6P

15、1.7P2.5/A13P2.6/A14P2.7/A15P3.0/RXDP3.1/TXDP3.2/INT0-P3.3/INTP3.4/T0P3.5/T1P3.6/WR-P3.7/RD-AT89C51393837-36一35一34-33-322122-2324一25一2627281011121314151617intoint1四、程序清单及流程图程序一：ORG0000HLJMPMAINORG0003HLJMPEXTER0ORG000BHLJMPIPTOORG00013HLJMPEXTER1MAIN:MOVSP,MOVTMOD,#11HMOVIE,#87H（开始）J堆栈拓始化定时器、中断初始化等待#

16、60Heer0调延时开定时器0（返回.EXTER1MOVIP,#02HMOVTH0,#9EHMOVTL0,#58HMOVTH1,#0D8HMOVTL1,#0F0HHERE:LJMPHEREDELAY:SETBTR1HEREYJNBTF1, HEREYCLRTR1CLRTF1MOVTH1,#0D8HMOVTL1,#0F0HRETEXTER0:LCALLDELAYJBP1.0,LOOP0HERE0:JNBP1.0,HERE0SETBTR0LOOP0:RETIEXTER1:LCALLDELAYJBP1.1,LOOP1HERE1:JNBP1.1, HERE1CLRTR0LOOP1:RETIIPTO:C

17、PLP1.2#11HMOVTH0,#9EHMOVTL0,#58HRETIEND程序二（思考题）ORG0000HLJMPMAINORG0003HLJMPEXTER0ORG000BHLJMPIPTOMAIN:MOVSP,MOVTMOD,#83H#02H#0B1H#0E0H#0D8HMOVMOVMOVMOVMOVIE,IP,TH0,TL0,TH1,MOVTL1,#0F0HMOVR1,#02H取反P1.2HERE:LJMPHEREDELAY:SETBTR1HEREYJNBTF1,HEREY送定时初值CLRTR1CLRTF1MOVTH1,#0D8HMOVTL1,#0F0HRETEXTER0:LCALLD

18、ELAYJBP1.0,LOOP0HERE0:JNBP1.0,HERE0CPLTR0OOP0:RETIIPTO:DJNZR1,LOOPCPLP1.2CPL00HJNB00H,LOOP2MOVR1,#03HLJMPLOOPLOOP2:MOVR1,#02HLOOP:MOVTH0,#0B1HMOVTL0,#0E0HRETIEND五、实验结果1、基本要求部分：将程序产生的十六进制代码加载到proteus中，运行仿真开始无波形输出，按下K0键输出周期为50mS勺连续方波，如图5.1所示，当按下K1键波形消失，重复操作结果一样。2、思考题部分：将程序产生的十六进制代码加载到proteus中，运行仿真开始无波

19、形输出，按下K0键输出周期为100ms占空比为2:5的连续矩形波，如图5.2所示，当再次按下K0键波形消失，重复操作结果一样。图5.1图5.2三、电路原理图U1U3U2*29G30-31R90TAL1XTAL2RSTP0.0/AD0P0.1/AD1P0.2/AD2P0.3/AD3P0.4/AD4P0.5/AD5P0.6/AD6P0.7/AD7P2.0/A8P2.1/A9P2.2/A10PSENP2.3/A11ALEP2.4/A12EAP2.5/A13P2.6/A14P2.7/A15P1.0P3.0/RXDP1.1P3.1/TXDP1.2P3.2/INT0P1.3P3.3/INTTP1.4P3.

20、4/T0P1.5P3.5/T1P1.6P3.6/WRP1.7P3.7/RDXT89C511812-6三38D14D1Q1D2Q236D38D3Q335D413D4Q434D514D5Q533D617D6Q632D718D7Q7211OE*22IG*11LE39D032D034574LS373D232D3311D4T-3015-291ee-28七727RD5w36918R*35336D0D1D2D3D4D5D6D7RD,WRA0A1RESETCSPA0PA1PA2PA3PA4PA5PA6PA7PB0PB1PB2PB3PB4PB5PB6PB7PC0PC1PC2PC3PC4PC5PC6PC7C0C2

21、C4SW1C5C6C7C3C0C1*C3#13C412C514C015C116C24-r-11C610C7C1C28255AVCC=VDDC3四、程序清单及流程图程序一：ORG0000HLJMPMAINORG000BHLJMPINTOMAIN:LCALLINTODELYPUSH ACCMOV DPTR,#7FFCHMOV A, R3MOVXDPTR, ACPL AMOV R3,APOP ACCPOP DPHPOP DPLRETIDELY:MOV R4,MOVSP,#60HMOVTMOD,#02HMOVIE,#82HMOVTH0,#9CHMOVTL0,#9CHMOVDPTR,#7FFFHMOVA

22、,#81HMOVXDPTR,AMOVR3,#0FFHSETBTR0LOOP0:MOVDPTR,#7FFEHMOVXA,DPTRSWAPAMOVXDPTR,ALJMPLOOP0INTO:PUSHDPLPUSHDPH#0FFHLOOP:NOPNOPDJNZR4,程序二（思考题）：ORG0000HLOOPRETENDMOVDPTR,#7FFFHLJMPMAINMAIN:LCALLDELYMOVA,#80HMOVXDPTR,AMOVR3,#08HMOVDPTR,#7FFEHMOVA,#0FFHMOVXLOOP0:MOVDPTR,ADPTR,#7FFFHMOVA,LOOP1:MOVX#00HDPTR,A

23、LCALLDELYCPLACC.0MOVXDPTR,ALCALLDELYCPLACC.0INCACCINCACCDJNZR3,LOOP1MOV R3,#08HLJMPLOOP0DELY:MOVR4,#0FFHLOOP3:MOVR5,#0FFHLOOP:NOPNOPNOPNOPNOPDJNZ R5,LOOPDJNZR4,LOOP3RETEND五、实验结果1、基本要求部分：将程序产生的十六进制代码加载到proteus中，运行仿真可以在示波器中看到如图6.1所示波形，当按下k0键时可以看到D4点亮，同理按下K1键，D5点亮，按下K2键，D6点亮，按下K3键，D7点亮。2、思考题部分：将程序产生的十六

24、进制代码加载到proteus中）运行仿真开始二极管全部图6.1启动AD。一开始延时从Am取数据JJ数据处理调显示子函数c始一)启动AD工一延时从Am取数据数据处理调显示子函数_，一U1结束1)U开始n启动AD延时，从A®取数据数据处理调显示子函数u结束二三、实验电路U1TAL118G30-VCC317P101P112P123T P134P145P156*P1674P17829ALEEAP1.0P1.7P1.1P1.2P1.3P1.4P1.5P1.6P10P P11 " P12 P13XTAL2RSTPSENP17P16 事P15 1P14 .VCCP0.0/AD0P2.0/

25、A8P2.1/A9P2.2/A10P2.3/A11P2.4/A12P2.5/A13P2.6/A14P2.7/A15P3.0/RXDP3.1/TXDP3.2/INT0P3.3/INT1P3.4/T0P3.5/T1P3.6/WRP3.7/RDVoltsGNDP0P1P2U3U2r' 6 r . 64% 1kLI*：V138D1437-D27 |36D3835D413 134D51433D61732D7183P0.1/AD1GND1P0.4/AD4P0.5/AD5P0.6/AD6P0.7/AD7P0.2/AD2P0.3/AD321 P039 D022 P123 P224 P325F27281

26、011121314工6 WR17 RDD0Q0D1Q1D2Q2D3Q3D4Q4D5Q5D6Q6D7Q7OELE2G 1174LS373-915161956U5:A74LS04U4:AQ3IN0CLOCKIN1STARTIN2IN3EOCIN4IN5OUT1IN6OUT2IN7OUT3OUT4ADD AOUT5ADD BOUT6ADD COUT7ALEOUT8VREF(+)VREF(-)OE32524ADC080826 T7- 28VCC 12GND 164523ALE 22-1 - 2U4:B1021SMRALEeocD720 D619 D518 D4D315 D214 D117 D0OEWR

27、Q374LS0274LS02AT89C51四、程序清单及流程图程序一:#include<reg51.h>#defineucharunsignedchar#defineuintunsignedintsbitsmg0=P2A0;sbitsmg1=P2A1;sbitsmg2=P2八2;sbitsmg3=P2A3;unsignedcharcodesmg_we尸0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90;ucharzs,xs,ad_data;voiddelay(uintt);voidad(void);voiddelay_1ms(void

28、);voiddisplay(void);主函数*/*voidmain()while(1)ucharxdata*dr_ad;uintad_data;dr_ad=0xfff7;*dr_ad=0;delay(15);/延时100usad_data=*dr_ad;ad_data=ad_data*1.963125;zs=ad_data/100;xs=ad_data%100;display();*/延时 1ms 函for(j=19;j>0;j-);延时子函数*/*voiddelay_1ms(void)ucharj,t;for(t=100;t>0;t-)/*voiddelay(uintt)whi

29、le(t-);*显示子函数*/*voiddisplay(void)P1=smg_wexs%10;smg0=1;smg1=0;smg2=0;smg3=0;delay_1ms();P1=smg_wexs/10;smg0=0;smg1=1;smg2=0;smg3=0;delay_1ms();P1=smg_wezs%10&0x7f;smg0=0;smg1=0;smg3=0;delay_1ms();smg0=0;smg1=0;smg2=0;smg3=0;delay_1ms();smg2=1;程序二：查询方式只需将主函数中的延时改为一个while循环语句，条件为AD中EOC引脚接的单片的口线为1即

30、可。程序三：主函数中将总中断和外部中断0开启，将取数据部分放到中断服务程序中，中断服务程序如下。*中断服务函数*/voidad(void)interrupt0using0ucharxdata*dr_ad;dr_ad=0xfff7;ad_data=ad_data*1.963125;*dr_ad=0;五、实验结果将程序产生的十六进制代码加载到proteus中，运行仿真，调节滑动变阻器改变AD输入的电压，可以到如图7.17.4所示的实验结果。图7.1二I二I匚IIABCDEFGDP1234图7.2UJcIABCDEFGDP1234图7.3匚nuuABCDEFGOP1234图7.4键扫Y1键值=0?键

31、值=1键值=2直=，4键值=16送键值为0送键值为0送键值为0送键值为0送键值为0NNN结束；调广生三角波函数Y1.键值=0?)调产生梯形波函数Y、键值=0?>Y.一一键值=0?Y上一，键值=0?调产生方波函数调产生锯齿波函数调产生正弦波函数结束三、实验原理电路图*取键值子函U1U3pTAL1P0.0/AD0P0.1/AD1P0.2/AD2XTAL2P0.3/AD3P0.4/AD4P0.5/AD5P0.6/AD6RSTP0.7/AD7P2.0/A8P2.1/A9P2.2/A10PSENP2.3/A11ALEP2.4/A12EA-P2.5/A13P2.6/A14P2.7/A15P1.0P3

32、.0/RXDP1.1P3.1/TXDP1.2P3.2/INT0-P1.3P3.3/INTTP1.4P3.4/T0P1.5P3.5/T1P1.6P1.7P3.6WP3.7/RD-189P236AT89C512930-VCC31<P34P45P01P127838437D2736D3835D4D513341433D61732D71821GND1c_3D5OEGD6D7D0D1D2D3D439D0-23-24-25-26T7-2810"TT2TT13-4nrQ0WRGND一D3D2D1LE74LS373U2-15U2(VREF)-16WR*GND10Q0Q1Q2Q3Q4Q5Q6Q7CSVCCWR1ILE(BY1/BY2)GNDWR2DI3XFERDI2DI4DI1DI5DI0DI6VREFDI7RFBIOUT2GNDIOUT13789DAC0832124565741GNDK0K1piP242K3P3K4BCD-O12O21918WR17Q016D415D5*14D6-13D712O2.11O1420VCC四、程序清单及流程图#include<reg51.h>#defineucharunsignedchar#defineuint