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ks0108.h

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/*! \file ks0108.h \brief Graphic LCD driver for HD61202/KS0108 displays. */
//*****************************************************************************
//
// File Name    : 'ks0108.h'
// Title        : Graphic LCD driver for HD61202/KS0108 displays
// Author       : Pascal Stang - Copyright (C) 2001-2002
// Date         : 10/19/2002
// Revised      : 5/30/2002
// Version      : 0.5
// Target MCU   : Atmel AVR
// Editor Tabs  : 4
//
// NOTE: This code is currently below version 1.0, and therefore is considered
// to be lacking in some functionality or documentation, or may not be fully
// tested.  Nonetheless, you can expect most functions to work.
//
// This code is distributed under the GNU Public License
//      which can be found at http://www.gnu.org/licenses/gpl.txt
//
//*****************************************************************************


#ifndef KS0108_H
#define KS0108_H

#include "global.h"

#include "ks0108conf.h"

// HD61202/KS0108 command set
#define GLCD_ON_CTRL        0x3E    // 0011111X: lcd on/off control
#define GLCD_ON_DISPLAY     0x01    //      DB0: turn display on

#define GLCD_START_LINE     0xC0    // 11XXXXXX: set lcd start line

#define GLCD_SET_PAGE       0xB8    // 10111XXX: set lcd page (X) address
#define GLCD_Y_ADDR         0x40    // 01YYYYYY: set lcd Y address

#define GLCD_STATUS_BUSY    0x80    // (1)->LCD IS BUSY
#define GLCD_STATUS_ONOFF   0x20    // (0)->LCD IS ON
#define GLCD_STATUS_RESET   0x10    // (1)->LCD IS RESET

// typedefs/structures
typedef struct struct_GrLcdCtrlrStateType
{
    unsigned char xAddr;
    unsigned char yAddr;
} GrLcdCtrlrStateType;

typedef struct struct_GrLcdStateType
{
    unsigned char lcdXAddr;
    unsigned char lcdYAddr;
    GrLcdCtrlrStateType ctrlr[2];
} GrLcdStateType;

// prototypes
void glcdInitHW(void);
void glcdBusyWait(u08 controller);
void glcdControlWrite(u08 controller, u08 data);
u08  glcdControlRead(u08 controller);
void glcdDataWrite(u08 data);
u08  glcdDataRead(void);
void glcdSetXAddress(u08 xAddr);
void glcdSetYAddress(u08 yAddr);


void glcdInit(void);
void glcdClearScreen(void);
void glcdHome(void);
void glcdGotoChar(u08 line, u08 col);
void glcdSetAddress(u08 x, u08 yLine);
void glcdStartLine(u08 start);

void glcd1WriteChar(u08 asciiIdx);
void glcd1WriteCharGr(u08 grIdx);

void glcdDelay(u16 p);
#endif

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