system.h

在采样的基础上实现数码管显示和利用TI公司的FFT算法进行运算

#ifndef _System_H
#define _System_H

extern int KeyFlag;
extern int CodeJuge;
extern int PageNum;
extern int CsrFlagPage0;
extern int ShowFlagPage3;
extern int IsFlashData;
extern int IsControl;
extern int ReCacuPWM;

void SysInit(void);
void Caption_Init();
void T3PWM_128(void);
void KeyInitial(void);
int  KeyScan(void);
int  GetKeyCode(void); 
int  Keyline(void);
int* KeyServePage0(int, int* );
int* KeyServe(int, int,int*);
void KeyDelay(void);
int* KeyServePage1(int, int * );
int* KeyServePage2(int , int * );
int* KeyServePage3(int, int * );


#define KeyEnter 	0x0030
#define KeyEsc 		0x0028
#define KeyUp 		0x0018
#define KeyDown 	0x00B0
#define KeyLeft 	0x0098
#define KeyRight 	0x00A8
#endif