func.h

简单的LCD多级菜单显示

#ifndef _FUNC_H
#define _FUNC_H
void jiemian( )	;
void dianyashow();
void boxinghanshu( );
void boxing1hanshu( );
void bijiaohanshu( );
void fangbohanshu( );
void sanjiao( );
void jiemian1()	;
void jiemian2();
void cuowuhanshu( );

extern void delay(const unsigned char i);		// "lib.c"
extern void delay_10us(unsigned char x);		// "lib.c"
void delay_ms( unsigned int cnt);				// "lib.c"
extern void smNop(void);						// "lib.c"

#define unchar unsigned char
#define uchar unsigned char
void check_busy(void);
void send_com(const unsigned char command);
void send_com_init(const unsigned char command_init);
void send_data(const unsigned char data_a);
void send_data(const unsigned char data_a);
void clear_LCD(void);
void initial_LCD(void); 
void Display_num( unsigned char *ptr, unsigned char line, unsigned char col, unsigned char length );
void Display_ch( unsigned char *ptr, unsigned char line, unsigned char col, unsigned char length );
unchar keyscan1();
void delay(const unsigned char i);

#endif