sp.h

产生方波

#ifndef	__SP_H__
#define	__SP_H__
//	write your header here
void delay(unsigned int t);
void write_com(unsigned char cmdcode);
void write_data(unsigned char Dispdata);
void lcdreset();
void CGRAM();
void hzkdis(const unsigned char *s);
void ceshi();
void Disp_Img(const unsigned char *img);
void Disp_Img1(const unsigned char *img1);
void clrgdram();
void clrscreen();
void shouping_display();
void lcd(void);
void keyscan(void);
void pwm(unsigned char choice1);
#endif