common.h

7843的妙用。有7843的初始化、等等。

sbit 	DCLK	=	P3^3;
sbit	CS		=	P3^4;
sbit	DIN		=	P3^5;
sbit	BUSY	=	P3^6;
sbit	DOUT	=	P3^7;
sbit	green	=	P2^0;
sbit	red		=	P2^2;
sbit	yellow	=	P2^4;

typedef	unsigned char	uchar;
typedef	unsigned int	uint;