#include
#include“12864.h“
#include“KeyScan.h“
//-----------------------------------------
#define?Max_Frequency?135		??//?最大轉速
#define?Step??????????0.5		??//?步進轉速
#define?Pulses_Per_R??1
#define?SYSCLK????????1000000
#define?START_TMR2??T2CON?	|=?0x04
#define?STOP_TMR2???T2CON?	&=~?0x04
#define?SINGLEFOUR	??0
#define?DOUBLEFOUR????2
#define?SDEIGHT???????4

//-----------------------------------------
sfr16?	RCAP2????=?0xca;????//==定時器2捕捉/重載寄存器???
sfr16?	TMR2?????=?0xcc;????//==定時器2寄存器??
unsigned?char??TH0regTL0regT0FullTH0LastTL0Last;
bit?OverFlow=0;
float?fFrequency=50fFrequencyBack=0.0;

unsigned?char?Mode=SINGLEFOUR;
unsigned?char?code?SingleFour[8]={0x1e0x2e0x4e0x8e0x1e0x2e0x4e0x8e};			//?A-B-C-D	???A-B-C-D
unsigned?char?code?DoubleFour[8]={0x3e0x6e0xce0x9e0x3e0x6e0xce0x9e};	?		//?AB-BC-CD-DA?	AB-BC-CD-DA?
unsigned?char?code?SDEight[8]???={0x1e0x3e0x2e0x6e0x4e0xce0x8e0x9e};			//?A-AB-B-BC-C-CD-D-DA

unsigned?char?code?rSingleFour[8]={0x8e0x4e0x2e0x1e0x8e0x4e0x2e0x1e};
unsigned?char?code?rDoubleFour[8]={0x9e0xce0x6e0x3e0x9e0xce0x6e0x3e};
unsigned?char?code?rSDEight[8]???={0x9e0x8e0xce0x4e0x6e0x2e0x3e0x1e};
unsigned?char?code*?code?Pointers[]={SingleFourrSingleFourDoubleFourrDoubleFourSDEightrSDEight};
unsigned?char?index=0;
unsigned?char?code*?pData=SingleFour;

unsigned?char?code*?Modes[]={“????單四拍????“
							?“??反轉單四拍??“
							?“????雙四拍????“
							?“??反轉雙四拍??“
							?“????單雙八拍??“
							?“??反轉單雙八拍“};
unsigned?int??T2_Capture_lastT2_Capture_new??;
bit?T2_flag=0;
unsigned?int?T2_Full=0;
//-----------------------------------------
void?Init_Device（）;
void?Set_Stepper（）;
bit??KeyScan_Act（）;
void?Measure（）;

//-----------------------------------------
void?main（void）{
	//?變量
	unsigned?int?i=0;
	//?初始化
	Init_Device（）;
	while（1）{
		//?設置電機
		Set_Stepper（）;
		//?等待鍵盤
		while（!KeyScan_Act（））{
			if（?fFrequency>=20?&&?ET0??&&?（i++）%1000==0?）
				Measure（）;
		}
	}
}

//-----------------------------------------
void?Init_Device（）{
	InitLCD（）;
	//?初始化定時器和中斷
	T2CON=0x0D;			//?外部使能，捕獲方式
	ET2=1;	
	EA=1;
	TMOD=0x01;
	ET0=1;
	//?顯示界面
	LCD_Printn_Ch（“步進電機“114）;
	LCD_Printn_Ch（“模式0?“163）;
	LCD_Printn_Ch（“轉速:?“313）;
	LCD_Printn_En（“?R/M“374）;
	LCD_Printn_Float（fFrequency3416）;
	LCD_Printn_Ch（Modes[Mode]217）;
	LCD_Printn_Ch（“測量:?“413）;
	LCD_Printn_En（“?R/M“474）;
	LCD_Printn_Float（fFrequencyBack4426）;

}
//-----------------------------------------
void?Set_Stepper（）{
	unsigned?char?Num=0;
	unsigned?long?Count=0;
	if?（Mode<4）
		Num=4;
	else
		Num=8;
	TR0=0;
	Count=SYSCLK*60/fFrequency/Num/12;
	if（Count<=65536）{
		OverFlow=0;
		Count=Count-20;	//補償
		TH0=TH0reg=（65536-Count）/256;
		TL0=TL0reg=65536-Count;
	}
	else{
		OverFlow=1;
		T0Full=Count/65536;
		Count=Count-16*T0Full-35;		?//補償
		TH0Last=（65536-Count%65536）/256;
		TL0Last=65536-Count%65536;
		TH0=TH0reg

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????2221??2011-07-13?15:15??12864.h
?????文件???????25127??2011-07-14?14:01??BuJin
?????文件???????15444??2011-07-14?14:01??BuJin.hex
?????文件??????????57??2011-07-14?14:01??BuJin.lnp
?????文件???????30949??2011-07-14?14:01??BuJin.M51
?????文件????????1950??2011-07-14?14:38??BuJin.plg
?????文件???????59085??2011-07-14?14:38??BuJin.uvopt
?????文件???????13392??2011-07-12?19:46??BuJin.uvproj
?????文件???????59091??2011-07-14?12:18??BuJin_uvopt.bak
?????文件???????13393??2011-07-11?17:43??BuJin_uvproj.bak
?????文件????????1034??2011-07-13?20:17??KeyScan.h
?????文件????????5708??2011-07-14?14:01??main.c
?????文件???????12786??2011-07-14?14:01??main.LST
?????文件???????27425??2011-07-14?14:01??main.OBJ
?????文件????????6376??2009-05-07?14:37??STARTUP.A51
?????文件???????14062??2011-07-14?14:01??STARTUP.LST
?????文件?????????749??2011-07-14?14:01??STARTUP.OBJ