testcopy1.h

键盘扫描程序

#define		D0		PINA.0
#define		D1		PINA.1
#define		D2		PINA.2
#define		D3		PINA.3
#define		D4		PINA.4
#define		D5		PINA.5
#define		D6		PINA.6
#define		D7		PINA.7

#define		LCM_RST		PORTC.2
#define		LCM_E2		PORTC.3
#define		LCM_E1		PORTC.4 
#define		PEE	                PORTC.5
#define		LCM_RW		PORTC.6
#define		LCM_A0		PORTC.7
#define                         LED                             PORTD.7