51单片机外接8255A做成的交通灯程序及PROTEUS仿真结果(附对应C语言程序)

51单片机外接8255A做成的交通灯程序及PROTEUS仿真结果（附对应C语言程序）2010-04-2122:01CONTROLEQU7FFFHPORTAEQU7FFCHORGOSTART: MOVDPTR,#7FFFHMOVA,#80HMOVX@DPTR、AMOVDPTR.#7FFCHMOVA.#OFFHMOVX@DPTR、ALOOP:MOVA.#21HMOVDPTR.#7FFCHMOVX@DPTR、A;东西红，南北绿CALLDELAYLONGMOVA.#11HMOVDPTR.#7FFCHMOVX@DPTR、A;三次闪烁CALLDELAYSHORTMOVA.#01HMOVDPTR.#7FFCHMOVX@DPTR、ACALLDELAYSHORTMOVA,#UHMOVDPTR.#7FFCHMOVX@DPTR,ACALLDELAYSHORTMOVA^OIHMOVDPTR.#7FFCHMOVX@DPTR、ACALLDELAYSHORTMOVA^llHMOVDPTR.#7FFCHMOVX©DPTR.ACALLDELAYSHORTMOVA^OIHMOVDPTR.#7FFCHMOVX©DPTR.ACALLDELAYSHORTMOVA^OCHMOVDPTR.#7FFCHMOVX©DPTR.ACALLDELAYLONGMOVA.#OAHMOVDPTR.#7FFCHMOVX@DPTR、ACALLDELAYSHORTMOVA.#08HMOVDPTR潯7FFCHMOVX©DPTR.ACALLDELAYSHORTMOVA併OAHMOVDPTR.#7FFCHMOVX©DPTR.ACALLDELAYSHORTMOVA#08HMOVDPTR.#7FFCHMOVX©DPTR.ACALLDELAYSHORTMOVA併OAHMOVDPTRMFFCHMOVX©DPTR.ACALLDELAYSHORTMOVA.#08HMOVDPTR#7FFCHMOVX@DPTR、ACALLDELAYSHORTAJMPLOOPDELAYLONG:MOVR7併40LI: MOVR6,#200L2: MOVR5#250DJNZR5.$DJNZR6.L2DJNZR7.L1RETDELAYSHORT:MOVR4,#200L3: MOVR3#250DJNZR3.$DJNZR4.L3RETENDC语言程序：uiclude<absacc.h>definePORTAXBYTE[0X7FFC]defineCONTROLXBYTE[0X7FFF]voidDELAYLONG(void);voidDELAYSHORT(void);voidmain(void){CONTROL=Ox80;PORTA=OXFF;wlule(l){PORTA=OX21;DELAYLONGQ;PORTA=OX11;DELAYSHORTQ;PORTA=0X01;DELAYSHORTQ;PORTA=OX11;DELAYSHORTQ;PORTA=0X01;DELAYSHORTQ;PORTA=OX11;DELAYSHORTQ;PORTA=0X01;DELAYSHORT();PORTA=OXOC;DELAYLONGQ;PORTA=OXOA;DELAYSHORTQ;PORTA=0X08;DELAYSHORT();PORTA=OXOA;DELAYSHORT();PORTA=0X08;DELAYSHORTQ;PORTA=OXOA;DELAYSHORT();PORTA=0X08;DELAYSHORTQ;}}voidDELAYLONG(void){unsignedLj.k;fbr(i=0;i<20;i++)k[(j=0;j<