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Inkycal/inkycal/display/drivers/parallel_drivers/lib/e-Paper/EPD_IT8951.c

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use It8951 files
2022-04-10 02:48:40 +02:00
/*****************************************************************************
* | File : EPD_IT8951.c
* | Author : Waveshare team
* | Function : IT8951 Common driver
* | Info :
*----------------
* | This version: V1.0
* | Date : 2019-09-17
* | Info :
* -----------------------------------------------------------------------------
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documnetation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
******************************************************************************/
#include "EPD_IT8951.h"
#include <time.h>
//basic mode definition
UBYTE INIT_Mode = 0;
UBYTE GC16_Mode = 2;
//A2_Mode's value is not fixed, is decide by firmware's LUT
UBYTE A2_Mode = 6;
/******************************************************************************
function : Software reset
parameter:
******************************************************************************/
static void EPD_IT8951_Reset(void)
{
DEV_Digital_Write(EPD_RST_PIN, HIGH);
DEV_Delay_ms(200);
DEV_Digital_Write(EPD_RST_PIN, LOW);
DEV_Delay_ms(10);
DEV_Digital_Write(EPD_RST_PIN, HIGH);
DEV_Delay_ms(200);
}
/******************************************************************************
function : Wait until the busy_pin goes HIGH
parameter:
******************************************************************************/
static void EPD_IT8951_ReadBusy(void)
{
// Debug("Busy ------\r\n");
UBYTE Busy_State = DEV_Digital_Read(EPD_BUSY_PIN);
//0: busy, 1: idle
while(Busy_State == 0) {
Busy_State = DEV_Digital_Read(EPD_BUSY_PIN);
}
// Debug("Busy Release ------\r\n");
}
/******************************************************************************
function : write command
parameter: command
******************************************************************************/
static void EPD_IT8951_WriteCommand(UWORD Command)
{
//Set Preamble for Write Command
UWORD Write_Preamble = 0x6000;
EPD_IT8951_ReadBusy();
DEV_Digital_Write(EPD_CS_PIN, LOW);
DEV_SPI_WriteByte(Write_Preamble>>8);
DEV_SPI_WriteByte(Write_Preamble);
EPD_IT8951_ReadBusy();
DEV_SPI_WriteByte(Command>>8);
DEV_SPI_WriteByte(Command);
DEV_Digital_Write(EPD_CS_PIN, HIGH);
}
/******************************************************************************
function : write data
parameter: data
******************************************************************************/
static void EPD_IT8951_WriteData(UWORD Data)
{
//Set Preamble for Write Command
UWORD Write_Preamble = 0x0000;
EPD_IT8951_ReadBusy();
DEV_Digital_Write(EPD_CS_PIN, LOW);
DEV_SPI_WriteByte(Write_Preamble>>8);
DEV_SPI_WriteByte(Write_Preamble);
EPD_IT8951_ReadBusy();
DEV_SPI_WriteByte(Data>>8);
DEV_SPI_WriteByte(Data);
DEV_Digital_Write(EPD_CS_PIN, HIGH);
}
/******************************************************************************
function : write multi data
parameter: data
******************************************************************************/
static void EPD_IT8951_WriteMuitiData(UWORD* Data_Buf, UDOUBLE Length)
{
//Set Preamble for Write Command
UWORD Write_Preamble = 0x0000;
EPD_IT8951_ReadBusy();
DEV_Digital_Write(EPD_CS_PIN, LOW);
DEV_SPI_WriteByte(Write_Preamble>>8);
DEV_SPI_WriteByte(Write_Preamble);
EPD_IT8951_ReadBusy();
for(UDOUBLE i = 0; i<Length; i++)
{
DEV_SPI_WriteByte(Data_Buf[i]>>8);
DEV_SPI_WriteByte(Data_Buf[i]);
}
DEV_Digital_Write(EPD_CS_PIN, HIGH);
}
/******************************************************************************
function : read data
parameter: data
******************************************************************************/
static UWORD EPD_IT8951_ReadData()
{
UWORD ReadData;
UWORD Write_Preamble = 0x1000;
UWORD Read_Dummy;
EPD_IT8951_ReadBusy();
DEV_Digital_Write(EPD_CS_PIN, LOW);
DEV_SPI_WriteByte(Write_Preamble>>8);
DEV_SPI_WriteByte(Write_Preamble);
EPD_IT8951_ReadBusy();
//dummy
Read_Dummy = DEV_SPI_ReadByte()<<8;
Read_Dummy |= DEV_SPI_ReadByte();
EPD_IT8951_ReadBusy();
ReadData = DEV_SPI_ReadByte()<<8;
ReadData |= DEV_SPI_ReadByte();
DEV_Digital_Write(EPD_CS_PIN, HIGH);
return ReadData;
}
/******************************************************************************
function : read multi data
parameter: data
******************************************************************************/
static void EPD_IT8951_ReadMultiData(UWORD* Data_Buf, UDOUBLE Length)
{
UWORD Write_Preamble = 0x1000;
UWORD Read_Dummy;
EPD_IT8951_ReadBusy();
DEV_Digital_Write(EPD_CS_PIN, LOW);
DEV_SPI_WriteByte(Write_Preamble>>8);
DEV_SPI_WriteByte(Write_Preamble);
EPD_IT8951_ReadBusy();
//dummy
Read_Dummy = DEV_SPI_ReadByte()<<8;
Read_Dummy |= DEV_SPI_ReadByte();
EPD_IT8951_ReadBusy();
for(UDOUBLE i = 0; i<Length; i++)
{
Data_Buf[i] = DEV_SPI_ReadByte()<<8;
Data_Buf[i] |= DEV_SPI_ReadByte();
}
DEV_Digital_Write(EPD_CS_PIN, HIGH);
}
/******************************************************************************
function: write multi arg
parameter: data
description: some situation like this:
* 1 commander 0 argument
* 1 commander 1 argument
* 1 commander multi argument
******************************************************************************/
static void EPD_IT8951_WriteMultiArg(UWORD Arg_Cmd, UWORD* Arg_Buf, UWORD Arg_Num)
{
//Send Cmd code
EPD_IT8951_WriteCommand(Arg_Cmd);
//Send Data
for(UWORD i=0; i<Arg_Num; i++)
{
EPD_IT8951_WriteData(Arg_Buf[i]);
}
}
/******************************************************************************
function : Cmd4 ReadReg
parameter:
******************************************************************************/
static UWORD EPD_IT8951_ReadReg(UWORD Reg_Address)
{
UWORD Reg_Value;
EPD_IT8951_WriteCommand(IT8951_TCON_REG_RD);
EPD_IT8951_WriteData(Reg_Address);
Reg_Value = EPD_IT8951_ReadData();
return Reg_Value;
}
/******************************************************************************
function : Cmd5 WriteReg
parameter:
******************************************************************************/
static void EPD_IT8951_WriteReg(UWORD Reg_Address,UWORD Reg_Value)
{
EPD_IT8951_WriteCommand(IT8951_TCON_REG_WR);
EPD_IT8951_WriteData(Reg_Address);
EPD_IT8951_WriteData(Reg_Value);
}
/******************************************************************************
function : get VCOM
parameter:
******************************************************************************/
static UWORD EPD_IT8951_GetVCOM(void)
{
UWORD VCOM;
EPD_IT8951_WriteCommand(USDEF_I80_CMD_VCOM);
EPD_IT8951_WriteData(0x0000);
VCOM = EPD_IT8951_ReadData();
return VCOM;
}
/******************************************************************************
function : set VCOM
parameter:
******************************************************************************/
static void EPD_IT8951_SetVCOM(UWORD VCOM)
{
EPD_IT8951_WriteCommand(USDEF_I80_CMD_VCOM);
EPD_IT8951_WriteData(0x0001);
EPD_IT8951_WriteData(VCOM);
}
/******************************************************************************
function : Cmd10 LD_IMG
parameter:
******************************************************************************/
static void EPD_IT8951_LoadImgStart( IT8951_Load_Img_Info* Load_Img_Info )
{
UWORD Args;
Args = (\
Load_Img_Info->Endian_Type<<8 | \
Load_Img_Info->Pixel_Format<<4 | \
Load_Img_Info->Rotate\
);
EPD_IT8951_WriteCommand(IT8951_TCON_LD_IMG);
EPD_IT8951_WriteData(Args);
}
/******************************************************************************
function : Cmd11 LD_IMG_Area
parameter:
******************************************************************************/
static void EPD_IT8951_LoadImgAreaStart( IT8951_Load_Img_Info* Load_Img_Info, IT8951_Area_Img_Info* Area_Img_Info )
{
UWORD Args[5];
Args[0] = (\
Load_Img_Info->Endian_Type<<8 | \
Load_Img_Info->Pixel_Format<<4 | \
Load_Img_Info->Rotate\
);
Args[1] = Area_Img_Info->Area_X;
Args[2] = Area_Img_Info->Area_Y;
Args[3] = Area_Img_Info->Area_W;
Args[4] = Area_Img_Info->Area_H;
EPD_IT8951_WriteMultiArg(IT8951_TCON_LD_IMG_AREA, Args,5);
}
/******************************************************************************
function : Cmd12 LD_IMG_End
parameter:
******************************************************************************/
static void EPD_IT8951_LoadImgEnd(void)
{
EPD_IT8951_WriteCommand(IT8951_TCON_LD_IMG_END);
}
/******************************************************************************
function : EPD_IT8951_Get_System_Info
parameter:
******************************************************************************/
static void EPD_IT8951_GetSystemInfo(void* Buf)
{
IT8951_Dev_Info* Dev_Info;
EPD_IT8951_WriteCommand(USDEF_I80_CMD_GET_DEV_INFO);
EPD_IT8951_ReadMultiData((UWORD*)Buf, sizeof(IT8951_Dev_Info)/2);
Dev_Info = (IT8951_Dev_Info*)Buf;
Debug("Panel(W,H) = (%d,%d)\r\n",Dev_Info->Panel_W, Dev_Info->Panel_H );
Debug("Memory Address = %X\r\n",Dev_Info->Memory_Addr_L | (Dev_Info->Memory_Addr_H << 16));
Debug("FW Version = %s\r\n", (UBYTE*)Dev_Info->FW_Version);
Debug("LUT Version = %s\r\n", (UBYTE*)Dev_Info->LUT_Version);
}
/******************************************************************************
function : EPD_IT8951_Set_Target_Memory_Addr
parameter:
******************************************************************************/
static void EPD_IT8951_SetTargetMemoryAddr(UDOUBLE Target_Memory_Addr)
{
UWORD WordH = (UWORD)((Target_Memory_Addr >> 16) & 0x0000FFFF);
UWORD WordL = (UWORD)( Target_Memory_Addr & 0x0000FFFF);
EPD_IT8951_WriteReg(LISAR+2, WordH);
EPD_IT8951_WriteReg(LISAR , WordL);
}
/******************************************************************************
function : EPD_IT8951_WaitForDisplayReady
parameter:
******************************************************************************/
static void EPD_IT8951_WaitForDisplayReady(void)
{
//Check IT8951 Register LUTAFSR => NonZero Busy, Zero - Free
while( EPD_IT8951_ReadReg(LUTAFSR) )
{
//wait in idle state
}
}
/******************************************************************************
function : EPD_IT8951_HostAreaPackedPixelWrite_1bp
parameter:
******************************************************************************/
static void EPD_IT8951_HostAreaPackedPixelWrite_1bp(IT8951_Load_Img_Info*Load_Img_Info,IT8951_Area_Img_Info*Area_Img_Info, bool Packed_Write)
{
UWORD Source_Buffer_Width, Source_Buffer_Height;
UWORD Source_Buffer_Length;
UWORD* Source_Buffer = (UWORD*)Load_Img_Info->Source_Buffer_Addr;
EPD_IT8951_SetTargetMemoryAddr(Load_Img_Info->Target_Memory_Addr);
EPD_IT8951_LoadImgAreaStart(Load_Img_Info,Area_Img_Info);
//from byte to word
//use 8bp to display 1bp, so here, divide by 2, because every byte has full bit.
Source_Buffer_Width = Area_Img_Info->Area_W/2;
Source_Buffer_Height = Area_Img_Info->Area_H;
Source_Buffer_Length = Source_Buffer_Width * Source_Buffer_Height;
if(Packed_Write == true)
{
EPD_IT8951_WriteMuitiData(Source_Buffer, Source_Buffer_Length);
}
else
{
for(UDOUBLE i=0; i<Source_Buffer_Height; i++)
{
for(UDOUBLE j=0; j<Source_Buffer_Width; j++)
{
EPD_IT8951_WriteData(*Source_Buffer);
Source_Buffer++;
}
}
}
EPD_IT8951_LoadImgEnd();
}
/******************************************************************************
function : EPD_IT8951_HostAreaPackedPixelWrite_2bp
parameter:
******************************************************************************/
static void EPD_IT8951_HostAreaPackedPixelWrite_2bp(IT8951_Load_Img_Info*Load_Img_Info, IT8951_Area_Img_Info*Area_Img_Info, bool Packed_Write)
{
UWORD Source_Buffer_Width, Source_Buffer_Height;
UWORD Source_Buffer_Length;
UWORD* Source_Buffer = (UWORD*)Load_Img_Info->Source_Buffer_Addr;
EPD_IT8951_SetTargetMemoryAddr(Load_Img_Info->Target_Memory_Addr);
EPD_IT8951_LoadImgAreaStart(Load_Img_Info,Area_Img_Info);
//from byte to word
Source_Buffer_Width = (Area_Img_Info->Area_W*2/8)/2;
Source_Buffer_Height = Area_Img_Info->Area_H;
Source_Buffer_Length = Source_Buffer_Width * Source_Buffer_Height;
if(Packed_Write == true)
{
EPD_IT8951_WriteMuitiData(Source_Buffer, Source_Buffer_Length);
}
else
{
for(UDOUBLE i=0; i<Source_Buffer_Height; i++)
{
for(UDOUBLE j=0; j<Source_Buffer_Width; j++)
{
EPD_IT8951_WriteData(*Source_Buffer);
Source_Buffer++;
}
}
}
EPD_IT8951_LoadImgEnd();
}
/******************************************************************************
function : EPD_IT8951_HostAreaPackedPixelWrite_4bp
parameter:
******************************************************************************/
static void EPD_IT8951_HostAreaPackedPixelWrite_4bp(IT8951_Load_Img_Info*Load_Img_Info, IT8951_Area_Img_Info*Area_Img_Info, bool Packed_Write)
{
UWORD Source_Buffer_Width, Source_Buffer_Height;
UWORD Source_Buffer_Length;
UWORD* Source_Buffer = (UWORD*)Load_Img_Info->Source_Buffer_Addr;
EPD_IT8951_SetTargetMemoryAddr(Load_Img_Info->Target_Memory_Addr);
EPD_IT8951_LoadImgAreaStart(Load_Img_Info,Area_Img_Info);
//from byte to word
Source_Buffer_Width = (Area_Img_Info->Area_W*4/8)/2;
Source_Buffer_Height = Area_Img_Info->Area_H;
Source_Buffer_Length = Source_Buffer_Width * Source_Buffer_Height;
if(Packed_Write == true)
{
EPD_IT8951_WriteMuitiData(Source_Buffer, Source_Buffer_Length);
}
else
{
for(UDOUBLE i=0; i<Source_Buffer_Height; i++)
{
for(UDOUBLE j=0; j<Source_Buffer_Width; j++)
{
EPD_IT8951_WriteData(*Source_Buffer);
Source_Buffer++;
}
}
}
EPD_IT8951_LoadImgEnd();
}
/******************************************************************************
function : EPD_IT8951_HostAreaPackedPixelWrite_8bp
parameter:
Precautions: Can't Packed Write
******************************************************************************/
static void EPD_IT8951_HostAreaPackedPixelWrite_8bp(IT8951_Load_Img_Info*Load_Img_Info,IT8951_Area_Img_Info*Area_Img_Info)
{
UWORD Source_Buffer_Width, Source_Buffer_Height;
UWORD* Source_Buffer = (UWORD*)Load_Img_Info->Source_Buffer_Addr;
EPD_IT8951_SetTargetMemoryAddr(Load_Img_Info->Target_Memory_Addr);
EPD_IT8951_LoadImgAreaStart(Load_Img_Info,Area_Img_Info);
//from byte to word
Source_Buffer_Width = (Area_Img_Info->Area_W*8/8)/2;
Source_Buffer_Height = Area_Img_Info->Area_H;
for(UDOUBLE i=0; i<Source_Buffer_Height; i++)
{
for(UDOUBLE j=0; j<Source_Buffer_Width; j++)
{
EPD_IT8951_WriteData(*Source_Buffer);
Source_Buffer++;
}
}
EPD_IT8951_LoadImgEnd();
}
/******************************************************************************
function : EPD_IT8951_Display_Area
parameter:
******************************************************************************/
static void EPD_IT8951_Display_Area(UWORD X,UWORD Y,UWORD W,UWORD H,UWORD Mode)
{
UWORD Args[5];
Args[0] = X;
Args[1] = Y;
Args[2] = W;
Args[3] = H;
Args[4] = Mode;
//0x0034
EPD_IT8951_WriteMultiArg(USDEF_I80_CMD_DPY_AREA, Args,5);
}
/******************************************************************************
function : EPD_IT8951_Display_AreaBuf
parameter:
******************************************************************************/
static void EPD_IT8951_Display_AreaBuf(UWORD X,UWORD Y,UWORD W,UWORD H,UWORD Mode, UDOUBLE Target_Memory_Addr)
{
UWORD Args[7];
Args[0] = X;
Args[1] = Y;
Args[2] = W;
Args[3] = H;
Args[4] = Mode;
Args[5] = (UWORD)Target_Memory_Addr;
Args[6] = (UWORD)(Target_Memory_Addr>>16);
//0x0037
EPD_IT8951_WriteMultiArg(USDEF_I80_CMD_DPY_BUF_AREA, Args,7);
}
/******************************************************************************
function : EPD_IT8951_Display_1bp
parameter:
******************************************************************************/
static void EPD_IT8951_Display_1bp(UWORD X, UWORD Y, UWORD W, UWORD H, UWORD Mode,UDOUBLE Target_Memory_Addr, UBYTE Back_Gray_Val,UBYTE Front_Gray_Val)
{
//Set Display mode to 1 bpp mode - Set 0x18001138 Bit[18](0x1800113A Bit[2])to 1
EPD_IT8951_WriteReg(UP1SR+2, EPD_IT8951_ReadReg(UP1SR+2) | (1<<2) );
EPD_IT8951_WriteReg(BGVR, (Front_Gray_Val<<8) | Back_Gray_Val);
if(Target_Memory_Addr == 0)
{
EPD_IT8951_Display_Area(X,Y,W,H,Mode);
}
else
{
EPD_IT8951_Display_AreaBuf(X,Y,W,H,Mode,Target_Memory_Addr);
}
EPD_IT8951_WaitForDisplayReady();
EPD_IT8951_WriteReg(UP1SR+2, EPD_IT8951_ReadReg(UP1SR+2) & ~(1<<2) );
}
/******************************************************************************
function : Enhanced driving capability
parameter: Enhanced driving capability for IT8951, in case the blurred display effect
******************************************************************************/
void Enhance_Driving_Capability(void)
{
UWORD RegValue = EPD_IT8951_ReadReg(0x0038);
Debug("The reg value before writing is %x\r\n", RegValue);
EPD_IT8951_WriteReg(0x0038, 0x0602);
RegValue = EPD_IT8951_ReadReg(0x0038);
Debug("The reg value after writing is %x\r\n", RegValue);
}
/******************************************************************************
function : Cmd1 SYS_RUN
parameter: Run the system
******************************************************************************/
void EPD_IT8951_SystemRun(void)
{
EPD_IT8951_WriteCommand(IT8951_TCON_SYS_RUN);
}
/******************************************************************************
function : Cmd2 STANDBY
parameter: Standby
******************************************************************************/
void EPD_IT8951_Standby(void)
{
EPD_IT8951_WriteCommand(IT8951_TCON_STANDBY);
}
/******************************************************************************
function : Cmd3 SLEEP
parameter: Sleep
******************************************************************************/
void EPD_IT8951_Sleep(void)
{
EPD_IT8951_WriteCommand(IT8951_TCON_SLEEP);
}
/******************************************************************************
function : EPD_IT8951_Init
parameter:
******************************************************************************/
IT8951_Dev_Info EPD_IT8951_Init(UWORD VCOM)
{
IT8951_Dev_Info Dev_Info;
EPD_IT8951_Reset();
EPD_IT8951_SystemRun();
EPD_IT8951_GetSystemInfo(&Dev_Info);
//Enable Pack write
EPD_IT8951_WriteReg(I80CPCR,0x0001);
//Set VCOM by handle
if(VCOM != EPD_IT8951_GetVCOM())
{
EPD_IT8951_SetVCOM(VCOM);
Debug("VCOM = -%.02fV\n",(float)EPD_IT8951_GetVCOM()/1000);
}
return Dev_Info;
}
/******************************************************************************
function : EPD_IT8951_Clear_Refresh
parameter:
******************************************************************************/
void EPD_IT8951_Clear_Refresh(IT8951_Dev_Info Dev_Info,UDOUBLE Target_Memory_Addr, UWORD Mode)
{
UDOUBLE ImageSize = ((Dev_Info.Panel_W * 4 % 8 == 0)? (Dev_Info.Panel_W * 4 / 8 ): (Dev_Info.Panel_W * 4 / 8 + 1)) * Dev_Info.Panel_H;
UBYTE* Frame_Buf = malloc (ImageSize);
memset(Frame_Buf, 0xFF, ImageSize);
IT8951_Load_Img_Info Load_Img_Info;
IT8951_Area_Img_Info Area_Img_Info;
EPD_IT8951_WaitForDisplayReady();
Load_Img_Info.Source_Buffer_Addr = (UDOUBLE)Frame_Buf;
Load_Img_Info.Endian_Type = IT8951_LDIMG_L_ENDIAN;
Load_Img_Info.Pixel_Format = IT8951_4BPP;
Load_Img_Info.Rotate = IT8951_ROTATE_0;
Load_Img_Info.Target_Memory_Addr = Target_Memory_Addr;
Area_Img_Info.Area_X = 0;
Area_Img_Info.Area_Y = 0;
Area_Img_Info.Area_W = Dev_Info.Panel_W;
Area_Img_Info.Area_H = Dev_Info.Panel_H;
EPD_IT8951_HostAreaPackedPixelWrite_4bp(&Load_Img_Info, &Area_Img_Info, false);
EPD_IT8951_Display_Area(0, 0, Dev_Info.Panel_W, Dev_Info.Panel_H, Mode);
free(Frame_Buf);
Frame_Buf = NULL;
}
/******************************************************************************
function : EPD_IT8951_1bp_Refresh
parameter:
******************************************************************************/
void EPD_IT8951_1bp_Refresh(UBYTE* Frame_Buf, UWORD X, UWORD Y, UWORD W, UWORD H, UBYTE Mode, UDOUBLE Target_Memory_Addr, bool Packed_Write)
{
IT8951_Load_Img_Info Load_Img_Info;
IT8951_Area_Img_Info Area_Img_Info;
EPD_IT8951_WaitForDisplayReady();
Load_Img_Info.Source_Buffer_Addr = (UDOUBLE)Frame_Buf;
Load_Img_Info.Endian_Type = IT8951_LDIMG_L_ENDIAN;
//Use 8bpp to set 1bpp
Load_Img_Info.Pixel_Format = IT8951_8BPP;
Load_Img_Info.Rotate = IT8951_ROTATE_0;
Load_Img_Info.Target_Memory_Addr = Target_Memory_Addr;
Area_Img_Info.Area_X = X/8;
Area_Img_Info.Area_Y = Y;
Area_Img_Info.Area_W = W/8;
Area_Img_Info.Area_H = H;
//clock_t start, finish;
//double duration;
//start = clock();
EPD_IT8951_HostAreaPackedPixelWrite_1bp(&Load_Img_Info, &Area_Img_Info, Packed_Write);
//finish = clock();
//duration = (double)(finish - start) / CLOCKS_PER_SEC;
//Debug( "Write occupy %f second\n", duration );
//start = clock();
EPD_IT8951_Display_1bp(X,Y,W,H,Mode,Target_Memory_Addr,0xF0,0x00);
//finish = clock();
//duration = (double)(finish - start) / CLOCKS_PER_SEC;
//Debug( "Show occupy %f second\n", duration );
}
/******************************************************************************
function : EPD_IT8951_1bp_Multi_Frame_Write
parameter:
******************************************************************************/
void EPD_IT8951_1bp_Multi_Frame_Write(UBYTE* Frame_Buf, UWORD X, UWORD Y, UWORD W, UWORD H,UDOUBLE Target_Memory_Addr, bool Packed_Write)
{
IT8951_Load_Img_Info Load_Img_Info;
IT8951_Area_Img_Info Area_Img_Info;
EPD_IT8951_WaitForDisplayReady();
Load_Img_Info.Source_Buffer_Addr = (UDOUBLE)Frame_Buf;
Load_Img_Info.Endian_Type = IT8951_LDIMG_L_ENDIAN;
//Use 8bpp to set 1bpp
Load_Img_Info.Pixel_Format = IT8951_8BPP;
Load_Img_Info.Rotate = IT8951_ROTATE_0;
Load_Img_Info.Target_Memory_Addr = Target_Memory_Addr;
Area_Img_Info.Area_X = X/8;
Area_Img_Info.Area_Y = Y;
Area_Img_Info.Area_W = W/8;
Area_Img_Info.Area_H = H;
EPD_IT8951_HostAreaPackedPixelWrite_1bp(&Load_Img_Info, &Area_Img_Info,Packed_Write);
}
/******************************************************************************
function : EPD_IT8951_1bp_Multi_Frame_Refresh
parameter:
******************************************************************************/
void EPD_IT8951_1bp_Multi_Frame_Refresh(UWORD X, UWORD Y, UWORD W, UWORD H,UDOUBLE Target_Memory_Addr)
{
EPD_IT8951_WaitForDisplayReady();
EPD_IT8951_Display_1bp(X,Y,W,H, A2_Mode,Target_Memory_Addr,0xF0,0x00);
}
/******************************************************************************
function : EPD_IT8951_2bp_Refresh
parameter:
******************************************************************************/
void EPD_IT8951_2bp_Refresh(UBYTE* Frame_Buf, UWORD X, UWORD Y, UWORD W, UWORD H, bool Hold, UDOUBLE Target_Memory_Addr, bool Packed_Write)
{
IT8951_Load_Img_Info Load_Img_Info;
IT8951_Area_Img_Info Area_Img_Info;
EPD_IT8951_WaitForDisplayReady();
Load_Img_Info.Source_Buffer_Addr = (UDOUBLE)Frame_Buf;
Load_Img_Info.Endian_Type = IT8951_LDIMG_L_ENDIAN;
Load_Img_Info.Pixel_Format = IT8951_2BPP;
Load_Img_Info.Rotate = IT8951_ROTATE_0;
Load_Img_Info.Target_Memory_Addr = Target_Memory_Addr;
Area_Img_Info.Area_X = X;
Area_Img_Info.Area_Y = Y;
Area_Img_Info.Area_W = W;
Area_Img_Info.Area_H = H;
EPD_IT8951_HostAreaPackedPixelWrite_2bp(&Load_Img_Info, &Area_Img_Info,Packed_Write);
if(Hold == true)
{
EPD_IT8951_Display_Area(X,Y,W,H, GC16_Mode);
}
else
{
EPD_IT8951_Display_AreaBuf(X,Y,W,H, GC16_Mode,Target_Memory_Addr);
}
}
/******************************************************************************
function : EPD_IT8951_4bp_Refresh
parameter:
******************************************************************************/
void EPD_IT8951_4bp_Refresh(UBYTE* Frame_Buf, UWORD X, UWORD Y, UWORD W, UWORD H, bool Hold, UDOUBLE Target_Memory_Addr, bool Packed_Write)
{
IT8951_Load_Img_Info Load_Img_Info;
IT8951_Area_Img_Info Area_Img_Info;
EPD_IT8951_WaitForDisplayReady();
Load_Img_Info.Source_Buffer_Addr = (UDOUBLE)Frame_Buf;
Load_Img_Info.Endian_Type = IT8951_LDIMG_L_ENDIAN;
Load_Img_Info.Pixel_Format = IT8951_4BPP;
Load_Img_Info.Rotate = IT8951_ROTATE_0;
Load_Img_Info.Target_Memory_Addr = Target_Memory_Addr;
Area_Img_Info.Area_X = X;
Area_Img_Info.Area_Y = Y;
Area_Img_Info.Area_W = W;
Area_Img_Info.Area_H = H;
EPD_IT8951_HostAreaPackedPixelWrite_4bp(&Load_Img_Info, &Area_Img_Info, Packed_Write);
if(Hold == true)
{
EPD_IT8951_Display_Area(X,Y,W,H, GC16_Mode);
}
else
{
EPD_IT8951_Display_AreaBuf(X,Y,W,H, GC16_Mode,Target_Memory_Addr);
}
}
/******************************************************************************
function : EPD_IT8951_8bp_Refresh
parameter:
******************************************************************************/
void EPD_IT8951_8bp_Refresh(UBYTE *Frame_Buf, UWORD X, UWORD Y, UWORD W, UWORD H, bool Hold, UDOUBLE Target_Memory_Addr)
{
IT8951_Load_Img_Info Load_Img_Info;
IT8951_Area_Img_Info Area_Img_Info;
EPD_IT8951_WaitForDisplayReady();
Load_Img_Info.Source_Buffer_Addr = (UDOUBLE)Frame_Buf;
Load_Img_Info.Endian_Type = IT8951_LDIMG_L_ENDIAN;
Load_Img_Info.Pixel_Format = IT8951_8BPP;
Load_Img_Info.Rotate = IT8951_ROTATE_0;
Load_Img_Info.Target_Memory_Addr = Target_Memory_Addr;
Area_Img_Info.Area_X = X;
Area_Img_Info.Area_Y = Y;
Area_Img_Info.Area_W = W;
Area_Img_Info.Area_H = H;
EPD_IT8951_HostAreaPackedPixelWrite_8bp(&Load_Img_Info, &Area_Img_Info);
if(Hold == true)
{
EPD_IT8951_Display_Area(X, Y, W, H, GC16_Mode);
}
else
{
EPD_IT8951_Display_AreaBuf(X, Y, W, H, GC16_Mode, Target_Memory_Addr);
}
}
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