/*?Main.c?file?generated?by?New?Project?wizard
?*
?*?Created:???周五?1月?6?2017
?*?Processor:?8086
?*?Compiler:??Digital?Mars?C
?*
?*?Before?starting?simulation?set?Internal?Memory?Size?
?*?in?the?8086?model?properties?to?0x10000
?*/

#define?base8255?8000H		//設定值

#define?PA?base8255+00H*2	//PA口
#define?PB?base8255+01H*2	//PB口
#define?PC?base8255+02H*2	//PC口（本次未使用）
#define?COM8255?base8255+03H*2	//工作方式

#define?Bbase8255?9000H		//設定值

#define?BPA?9000H	//PA口
#define?BPB?9040H	//PB口
#define?BPC?9080H	//PC口（本次未使用）
#define?COMB8255?90C0H	//工作方式
#define?ADC	0E002H
char?xiangxu[8]={02H06H04H0CH08H09H01H03H};??//相序表

void?outp（unsigned?int?addr?char?data）?{
??__asm?{
????mov?dx?addr
????mov?al?data
????out?dx?al
??}
}

//?Read?a?byte?from?the?specified?I/O?port
char?inp（unsigned?int?addr）?{
??char?result;
??
??__asm?{
????mov?dx?addr
????in?al?dx
????mov?result?al
??}
??
??return?result;
}

void?delay（）{
???for（int?i=0;i<50;++i）{
??????for（int?j=0;j<120;++j）
	?;
???}
}

void?delayms（int?ms）{
???for（int?i=0;i??????for（int?j=0;j<122;++j）{}
}

char?tmpjudge;
int?m_i=0t_i=0;
char?tmp1tmp2;
int?spd=0;
unsigned?int?speed=0;
unsigned?char?speed1=0speed2=0speedshow=0;

void?main（void）
?{
????//設置工作方式：10001010（特征位=1，A組0方式=00，PA輸出=0，PC上半輸入=1，B組0方式=0，PB輸入=1，PC下半輸出=0）
????outp（COM825508AH）;
????//設置工作方式：10001000（特征位=1，A組0方式=00，PA輸出=0，PC上半輸出=1，B組0方式=0，PB輸出=0，PC下半輸出=0）
????outp（COMB8255088H）;
????outp（PA0FFH）;
????outp（PC0FFH）;
????outp（PB00H）;
???while?（1）{
?????tmp=inp（PB）;//車燈判斷，用到PB口低三位，輸出到PA口低四位
?????tmp=tmp&06H;
?????if（tmp==04H）{
	tmp=inp（PB）;
	tmp1=（tmp）&01H;
	if（tmp1==00H）tmp=0b11111010;
	if（tmp1==01H）tmp=0b11111011;
	outp（PAtmp）;
?????}
?????else?if（tmp==02H）{
	tmp=inp（PB）;
	tmp1=（tmp）&01H;
	if（tmp1==00H）tmp=0b11111100;
	if（tmp1==01H）tmp=0b11111101;
	outp（PAtmp）;
?????}
?????else?{
	tmp=inp（PB）;
	tmp1=（tmp）&01H;
	if（tmp1==00H）tmp=0b11111110;
	if（tmp1==01H）tmp=0b11111111;
	outp（PAtmp）;
?????}
?????unsigned?char?tmp3=inp（PB）;//速度判斷，用到PB口3~6位，輸出到PC口低四位
?????tmp3=tmp3&0b11111000;
?????switch（tmp3）{
	case?0b11110000:spd=-1;break;
	case?0b11101000:spd=0;break;
	case?0b11011000:spd=1;break;
	case?0b10111000:spd=2;break;
	case?0b01111000:spd=3;break;
?????}
?????if（spd!=-1?&&?spd!=0）{
	outp（PCxiangxu[m_i]）;
	if（m_i>0）--m_i;
	else?m_i=7;
	tmp=inp（PA）;
	tmp=tmp&0b11111111;
	outp（PAtmp）;
	if（speed<22*spd）speed+=（spd+1）;
	else?speed-=（spd+1）;
	delayMS（（4-spd）*35）;
?????}
?????else?if（spd==-1）{
	outp（PCxiangxu[m_i]）;
	if（m_i<7）++m_i;
	else?m_i=0;
	tmp3=inp（PA）;
	tmp3=tmp3&0b11110111;
	outp（PAtmp3）;
	if（speed>5）speed-=2;
	else?speed=5;
	delayMS（50）;
?????}
?????else?if（spd==0）{
	if（speed>0）speed-=1;
	delayMS（50）;
?????}
?????tmp=inp（PA）;//轉方向判斷，用到PC口高四位，輸出到PA口高四位
?????tmp1=tmp&（0FH）;
?????tmp=inp（PC）;
?????tmp2=tmp&（030H）;
?????if（tmp2==20H）{
	if（t_i>0）--t_i;
	else?t_i=7;
	tmp3=（xiangxu[t_i]）<<

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-01-07?00:23??CourseDesign?-?副本\
?????目錄???????????0??2017-01-06?22:39??CourseDesign?-?副本\8086\
?????目錄???????????0??2017-01-07?00:14??CourseDesign?-?副本\8086\Debug\
?????文件????????4664??2017-01-07?08:59??CourseDesign?-?副本\8086\Debug\Debug.exe
?????文件????????3361??2017-01-07?08:59??CourseDesign?-?副本\8086\Debug\main.obj
?????文件????????1341??2017-01-07?08:59??CourseDesign?-?副本\8086\Debug\Makefile
?????文件?????????190??2017-01-07?00:14??CourseDesign?-?副本\8086\Debug\rtl.obj
?????文件????????3840??2017-01-07?08:59??CourseDesign?-?副本\8086\main.c
?????文件?????????559??2017-01-06?16:25??CourseDesign?-?副本\8086\rtl.asm
?????文件???????30381??2017-01-07?00:13??CourseDesign?-?副本\Backup?Of?CourseDesign.pdsbak
?????文件???????30431??2017-01-07?00:23??CourseDesign?-?副本\CourseDesign.pdsprj
?????文件????????4812??2017-01-07?09:02??CourseDesign?-?副本\CourseDesign.pdsprj.ZALUS.Ben?Zalus.workspace
?????文件???????25453??2017-01-06?21:41??CourseDesign?-?副本\Last?Loaded?CourseDesign.pdsbak