t6963c.h

#ifndef _T6963C_H_

#define _T6963C_h_

// Global settings

#define FONTWIDTH  6

#define T6963C_NUMBER_OF_SCREENS  0x02

#define T6963C_GRAPHICS_HOME    0x0000

#define T6963C_GRAPHICS_AREA    240/FONTWIDTH

#define T6963C_GRAPHICS_SIZE    0x0A00

#define T6963C_TEXT_HOME    0x0000

#define T6963C_TEXT_AREA    240/FONTWIDTH

#define T6963C_TEXT_SIZE    0x200

// Register definitions

#define T6963C_CTRL_DDR DDRC

#define T6963C_CTRL_PORT PORTC

#define T6963C_DATA_DDR DDRL

#define T6963C_DATA_PORT PORTL

#define T6963C_DATA_PIN PINL

#define T6963C_WR      0x01

#define T6963C_RD      0x02

#define T6963C_CE      0x03

#define T6963C_CD      0x04

#define T6963C_RST      0x05

// Controller instruction

#define T6963C_CURSOR_POINTER_SET  0x21

#define T6963C_OFFSET_REGISTER_SET  0x22

#define T6963C_ADDRESS_POINTER_SET  0x24

#define T6963C_TEXT_HOME_ADDRESS_SET  0x40

#define T6963C_TEXT_AREA_SET    0x41

#define T6963C_GRAPHIC_HOME_ADDRESS_SET  0x42

#define T6963C_GRAPHIC_AREA_SET    0x43

#define T6963C_CG_ROM_MODE_OR    0x80

#define T6963C_CG_ROM_MDOE_EXOR    0x81

#define T6963C_CG_ROM_MODE_AND    0x83

#define T6963C_CG_ROM_MODE_TEXT    0x84

#define T6963C_CG_RAM_MODE_OR    0x88

#define T6963C_CG_RAM_MODE_EXOR    0x89

#define T6963C_CG_RAM_MODE_AND    0x8b

#define T6963C_CG_RAM_MODE_TEXT    0x8c

#define T6963C_DISPLAY_MODES_ALL_OFF    0x90

#define T6963C_DISPLAY_MODES_GRAPHICS_ON  0x98

#define T6963C_DISPLAY_MODES_TEXT_ON    0x94

#define T6963C_DISPLAY_MODES_CURSOR_ON    0x92

#define T6963C_DISPLAY_MODES_CURSOR_BLINK  0x91

#define T6963C_CURSOR_PATTERN_UNDERLINE    0xa0

#define T6963C_CURSOR_PATTERN_BLOCK    0xa7

#define T6963C_DATA_WRITE_INCREMENT  0xc0

#define T6963C_DATA_WRITE_NO_INCREMENT  0xc1

#define T6963C_DATA_READ_INCREMENT  0xc4

#define T6963C_DATA_READ_NO_INCREMENT  0xc5

#define T6963C_DATA_AUTO_WRITE    0xb0

#define T6963C_DATA_AUTO_READ    0xb1

#define T6963C_DATA_MODE_RESET    0xb2

#define T6963C_SCREEN_PEAK    0xe0

#define T6963C_SCREEN_COPY    0xe8

#define T6963C_SET_BIT      0xf8

#define T6963C_CLEAR_BIT    0xf0

//Status register bits

#define T6963C_STATUS_BUSY1     0x01

#define T6963C_STATUS_BUSY2      0x02

#define T6963C_STATUS_DARRDY     0x08

#define T6963C_STATUS_DAWRDY     0x04

#define T6963C_STATUS_CLR        0x20

#define T6963C_STATUS_ERR        0x40

#define T6963C_STATUS_BLINK      0x80

// define wait for status routine

#define TC6963C_wait    while ( (lcd_read_status() & (LCD_STATUS_BUSY1 | LCD_STATUS_BUSY2)) != (LCD_STATUS_BUSY1 | LCD_STATUS_BUSY2));

#define TC6963C_daw_wait  while (lcd_read_status() & (LCD_STATUS_DAWRDY) );

void t6963c_init(void);

void t6963c_write_data(unsigned char data);

unsigned char t6963c_read_data(void);

void t6963c_write_command(unsigned char data);

unsigned char t6963c_read_status(void);

uint8_t t6963c_write_text(unsigned char data, unsigned char x, unsigned char y);

void t6963c_clear_text(void);

#endif