EPD_COG_process_V110.c File Reference

The waveform driving processes and updating stages of G1 COG with V110 EPD. More...

#include "EPD_COG_process.h"

Functions
void	EPD_init (void)
	Initialize the EPD hardware setting.
void	COG_driver_EPDtype_select (uint8_t EPD_type_index)
	Select the EPD size to get line data array for driving COG. More...
void	EPD_power_on (void)
	Power on COG Driver. More...
uint8_t	EPD_initialize_driver (uint8_t EPD_type_index)
	Initialize COG Driver. More...
void	EPD_display_from_array_prt (uint8_t EPD_type_index, uint8_t *previous_image_ptr, uint8_t *new_image_ptr)
	Write image data from memory array to the EPD. More...
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)
	Write image data from Flash memory to the EPD. More...
uint8_t	EPD_power_off (uint8_t EPD_type_index)
	Power Off COG Driver. More...

Variables
struct COG_parameters_t	COG_parameters [COUNT_OF_EPD_TYPE]
	The COG parameters of different EPD size.
const uint16_t	temperature_table [3][8]
const uint8_t	SCAN_TABLE [4] = {0xC0,0x30,0x0C,0x03}

Detailed Description

The waveform driving processes and updating stages of G1 COG with V110 EPD.

Copyright (c) 2012-2013 Pervasive Displays Inc. All rights reserved.

Authors: Pervasive Displays Inc.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Function Documentation

void COG_driver_EPDtype_select

(

uint8_t

EPD_type_index

)

Select the EPD size to get line data array for driving COG.

Parameters

EPD_type_index

The defined EPD size

void EPD_display_from_array_prt	(	uint8_t	EPD_type_index,
		uint8_t *	previous_image_ptr,
		uint8_t *	new_image_ptr
	)

Write image data from memory array to the EPD.

Note

For more detail on driving stages, please refer to COG document Section 5.

Parameters

EPD_type_index	The defined EPD size
previous_image_ptr	The pointer of memory that stores previous image
new_image_ptr	The pointer of memory that stores new image

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
	)

Write image data from Flash memory to the EPD.

Parameters

EPD_type_index	The defined EPD size
previous_image_flash_address	The previous image address of flash memory
new_image_flash_address	The new image address of flash memory
On_EPD_read_flash	Developer needs to create an external function to read flash

uint8_t EPD_initialize_driver

(

uint8_t

EPD_type_index

)

Initialize COG Driver.

Note

For detailed flow and description, please refer to the COG document Section 4.

Parameters

EPD_type_index

The defined EPD size

uint8_t EPD_power_off

(

uint8_t

EPD_type_index

)

Power Off COG Driver.

Note

For detailed flow and description, please refer to the COG document Section 6.

Parameters

EPD_type_index

The defined EPD size

void EPD_power_on

(

void

)

Power on COG Driver.

Note

For detailed flow and description, please refer to the COG document Section 3.

Variable Documentation

const uint16_t temperature_table[3][8]

Initial value:

= {
    {(480*17),(480*12),(480*8),(480*4),(480*3),(480*2),(480*1),(480*0.7)},
    {(480*17),(480*12),(480*8),(480*4),(480*3),(480*2),(480*1),(480*0.7)},
    {(630*17),(630*12),(630*8),(630*4),(630*3),(630*2),(630*1),(630*0.7)},
}