hd61202.h

基于ucos的网络液晶开发程序

#if !defined( _HD61202_H )
#define _HD61202_H
/*//////////////////////////////////////////////////////////////////////////
Orgnization:	Emtronix Incorporated
Filename:	HD61202.H
Compiler:	BC3.1
Authors:	Wang Ping
Date:		April, 2002
Revised:	...
Description:	header file for LCD module based on HD61202
///////////////////////////////////////////////////////////////////////////*/

// return = 0x8000: LCD Controller[] unexisted
//        = 0x0080: LCD Controller[] existed, Busy
//        = 0x0020: LCD Controller[] existed, in OFF
//        = 0x0010: LCD Controller[] existed, in RESET
//        = 0x0000: LCD Controller[] ready
//        = 0xffff: wrong input paramter
unsigned int ControllerStatus( int Idx );

// return = 0x8000: LCD unexisted
//        = 0x0080: LCD existed, Busy
//        = 0x0020: LCD turn off
//        = 0x0010: LCD in reset
//        = 0x0000: LCD ready
unsigned int CheckStatus( );

// return =  0: ok
//        = -1: LCD error
int WaitUntilReady( int Idx );

// return =  0: init ok
//        = -1: init fail
int InitLCD( );

// return =  0: init ok
//        = -1: LCD fail
//        =  1: Not Init yet!
int ClearScreen( );

// input: DotColor = 0:    write 0;
//                 = 1:    write 1;
//                 = 0x81: XOR write
// return =  0: ok
//        = -1: LCD fail
int WritePixel( int x, int y, int DotColor );

// input x = 0 -- 121
//       PgIdx = 0,1,2,3,4,5,6,7
int WriteByte( int x, int PgIdx, unsigned char aByte );

// input x = 0 -- 121
//       PgIdx = 0,1,2,3,4,5,6,7
// return = 0x0000 -- 0x00ff: ok
//        = 0xffff (-1):      fail
int ReadByte( int x, int PgIdx );

#endif