#define		LEFT	0
#define		RIGHT	1

void WriteLcdCmd( char cs, unsigned char data ) ;
void WriteLcdData( char cs, unsigned char data ) ;
void FillLcd( char Data ) ;
void ClearLcd( void )  ;
void	SetLcdColumn( char cs, char col ) ;
void ChangeLcdPage( char cs, char page ) ;
void	InitLcd( void ) ;

void SetLcdPoint( int Line, int Point ) ;
void DispStr( unsigned char* Str ) ;
void PutPattern( const char* Pattern, int Length ) ;
void Bar( int a ) ;