EPD_COG_process.h

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#ifndef DISPLAY_COG_PROCESS__H_INCLUDED
#define DISPLAY_COG_PROCESS__H_INCLUDED

#include "Pervasive_Displays_small_EPD.h"
#define BLACK0   (uint8_t)(0x03) 
#define BLACK1   (uint8_t)(0x0C) 
#define BLACK2   (uint8_t)(0x30) 
#define BLACK3   (uint8_t)(0xC0) 
#define WHITE0   (uint8_t)(0x02) 
#define WHITE1   (uint8_t)(0x08) 
#define WHITE2   (uint8_t)(0x20) 
#define WHITE3   (uint8_t)(0x80) 
#define NOTHING0 (uint8_t)(0x01) 
#define NOTHING1 (uint8_t)(0x04) 
#define NOTHING2 (uint8_t)(0x10) 
#define NOTHING3 (uint8_t)(0x40) 
#define NOTHING  (uint8_t)(0x55) 
#define ALL_BLACK        (uint8_t)(0xFF)
#define ALL_WHITE        (uint8_t)(0xAA)
#define BORDER_BYTE_B    (uint8_t)(0xFF)
#define BORDER_BYTE_W    (uint8_t)(0xAA)
#define ERROR_BUSY       (uint8_t)(0xF0)
#define ERROR_COG_ID     (uint8_t)(0xF1)
#define ERROR_BREAKAGE   (uint8_t)(0xF2)
#define ERROR_DC         (uint8_t)(0xF3)
#define ERROR_CHARGEPUMP (uint8_t)(0xF4)
#define RES_OK           (uint8_t)(0x00)

#define LINE_BUFFER_DATA_SIZE 111

#define COUNT_OF_EPD_TYPE 3

enum Stage {
    Stage1, 
    Stage2, 
    Stage3, 
    Stage4  
};

#if (defined COG_V110)

struct COG_144_line_data_t {
    uint8_t border_byte;  
    uint8_t even[16]; 
    uint8_t scan[24]; 
    uint8_t odd [16]; 
} ;

struct COG_200_line_data_t {
    uint8_t even[25]; 
    uint8_t scan[24]; 
    uint8_t odd [25]; 
    uint8_t dummy_data; 
} ;

struct COG_270_line_data_t {
    uint8_t even[33]; 
    uint8_t scan[44]; 
    uint8_t odd [33]; 
    uint8_t dummy_data; 
} ;

#elif (defined COG_V110_G2) 

struct COG_144_line_data_t {
    uint8_t even[16]; 
    uint8_t scan[24]; 
    uint8_t odd [16]; 
    uint8_t border_byte; 
} ;

struct COG_200_line_data_t {
    uint8_t border_byte; 
    uint8_t even[25]; 
    uint8_t scan[24]; 
    uint8_t odd [25]; 
} ;
    
struct COG_270_line_data_t {
    uint8_t border_byte; 
    uint8_t even[33]; 
    uint8_t scan[44]; 
    uint8_t odd [33]; 
} ;

#elif (defined COG_V230)

struct COG_144_line_data_t {
    uint8_t even[16]; 
    uint8_t scan[24]; 
    uint8_t odd [16]; 
    uint8_t border_byte; 
} ;

struct COG_200_line_data_t {
    uint8_t border_byte; 
    uint8_t even[25]; 
    uint8_t scan[24]; 
    uint8_t odd [25]; 
} ;
    
struct COG_270_line_data_t {
    uint8_t border_byte; 
    uint8_t even[33]; 
    uint8_t scan[44]; 
    uint8_t odd [33]; 
} ;

enum Temperature_Range
{
    TR0,
    TR1,
    TR2,
    TR3,
    TR4,
    TR5,
    TR6
};
enum Frame_mode
{
    FRAME_A,
    FRAME_B,
    FRAME_C,
    FRAME_D,
    FRAME_E
};
struct Stage_Parameters_t
{
    uint16_t     Stage1_T1;
    uint16_t     Stage1_T2;
    uint16_t     Stage1_Cycle;
    
    uint16_t     Stage2_T3;
    uint16_t     Stage2_T4;
    uint16_t     Stage2_T5;
    uint16_t     Stage2_Cycle;
    uint16_t     Stage2_T6;
    uint16_t     Stage2_T7;
    
    uint16_t     Stage3_T8;
    uint16_t     Stage3_T9;
    uint16_t     Stage3_Cycle;
} ;
#else
#error "ERROR: The EPD's COG type is not defined."
#endif

typedef union {
    union {
        struct COG_144_line_data_t line_data_for_144; 
        struct COG_200_line_data_t line_data_for_200; 
        struct COG_270_line_data_t line_data_for_270; 
    } line_data_by_size; 
    uint8_t uint8[LINE_BUFFER_DATA_SIZE]; 
} COG_line_data_packet_type;

struct COG_parameters_t {
    uint8_t   channel_select[8]; 
    uint8_t   voltage_level;     
    uint16_t  horizontal_size;   
    uint16_t  vertical_size;     
    uint8_t   data_line_size;    
    uint16_t  frame_time_offset; 
    uint16_t  stage_time;        
} ;

extern const struct COG_parameters_t  COG_parameters[COUNT_OF_EPD_TYPE];
extern const uint8_t   SCAN_TABLE[4];
void EPD_init(void);
void EPD_power_on (void);
uint8_t EPD_initialize_driver (uint8_t EPD_type_index);
void EPD_display_from_array_prt (uint8_t EPD_type_index, uint8_t *previous_image_ptr,
uint8_t *new_image_ptr);
void EPD_display_from_flash_prt (uint8_t EPD_type_index, long previous_image_flash_address,
    long new_image_flash_address,EPD_read_flash_handler On_EPD_read_flash);
uint8_t EPD_power_off (uint8_t EPD_type_index);
void COG_driver_EPDtype_select(uint8_t EPD_type_index);

#endif  //DISPLAY_COG_PROCESS__H_INCLUDED