2.13墨水屏驱动代码

以下代码请自己参考，没有技术支持。

工程代码分享：

以上代码为微雪官方代码，解压后用keil打开，芯片使用STM32F103C8T6。默认已经配置好了，编译后下载程序即可。

适用于如下型号：

HINK-E0213A41-FPC

void EPD_2IN13_V2_Init(uint8_t Mode, uint16_t width, uint16_t height)
{
    uint8_t count;
    EPD_Reset();
//	width = 104;
//	height = 212;
    if (Mode == EPD_2IN13_V2_FULL)
    {
        EPD_2IN13_V2_ReadBusy();
        EPD_SendCommand(0x12); // soft reset
        EPD_2IN13_V2_ReadBusy();

        EPD_SendCommand(0x18); // set built in temperature sensor
        EPD_SendData(0x80);
        EPD_SendCommand(0x1A); // set built in temperature sensor
        EPD_SendData(0x07); 		//
        EPD_SendData(0xF0); 		//

        EPD_SendCommand(0x74); //set analog block control
        EPD_SendData(0x54);
        EPD_SendCommand(0x7E); //set digital block control
        EPD_SendData(0x3B);

        EPD_SendCommand(0x01); //Driver output control
        EPD_SendData((height-1)&0xFF);    //0xF9-->(249+1)=250
        EPD_SendData(((height-1)&0xFF00)>>8);
        EPD_SendData(0x00);
        EPD_SendData(0x00);


        EPD_SendCommand(0x11); //data entry mode
        EPD_SendData(0x01);

        EPD_SendCommand(0x44); //set Ram-X address start/end position
        EPD_SendData(0x00);
        EPD_SendData((width+7)/8-1); //0x0C-->(15+1)*8=128

        EPD_SendCommand(0x45); //set Ram-Y address start/end position
        EPD_SendData((height-1)&0xFF);    //0xF9-->(249+1)=250
        EPD_SendData(((height-1)&0xFF00)>>8);
        EPD_SendData(0x00);
        EPD_SendData(0x00);

        EPD_SendCommand(0x3C); //BorderWavefrom
        EPD_SendData(0x01);

        EPD_SendCommand(0x2C); //VCOM Voltage
        EPD_SendData(0x50);    //

        EPD_SendCommand(0x03);
        EPD_SendData(EPD_2IN13_V2_lut_full_update[70]);

        EPD_SendCommand(0x04); //
        EPD_SendData(EPD_2IN13_V2_lut_full_update[71]);
        EPD_SendData(EPD_2IN13_V2_lut_full_update[72]);
        EPD_SendData(EPD_2IN13_V2_lut_full_update[73]);

        EPD_SendCommand(0x3A); //Dummy Line
        EPD_SendData(EPD_2IN13_V2_lut_full_update[74]);
        EPD_SendCommand(0x3B); //Gate time
        EPD_SendData(EPD_2IN13_V2_lut_full_update[75]);
        EPD_SendCommand(0x32);
        for (count = 0; count < 70; count++)
        {
            EPD_SendData(EPD_2IN13_V2_lut_full_update[count]);
        }

        EPD_2IN13_V2_ReadBusy();
        EPD_SendCommand(0x4E); // set RAM x address count to 0;
        EPD_SendData(0x00);
        EPD_SendCommand(0x4F); // set RAM y address count to 0X127;
        EPD_SendData((height-1)&0xFF);    //0xF9-->(249+1)=250
        EPD_SendData(((height-1)&0xFF00)>>8);
        EPD_SendData(height-1);
        EPD_SendData(0x00);
    }
    else if (Mode == EPD_2IN13_V2_PART)
    {
        EPD_SendCommand(0x18); // set built in temperature sensor
        EPD_SendData(0x80);
        EPD_SendCommand(0x1A); // set built in temperature sensor
        EPD_SendData(0x07); 		//
        EPD_SendData(0xF0); 		//

        EPD_SendCommand(0x2C); //VCOM Voltage
        EPD_SendData(0x28);
        EPD_2IN13_V2_ReadBusy();

        EPD_SendCommand(0x32);
        for (count = 0; count < 70; count++)
        {
            EPD_SendData(EPD_2IN13_V2_lut_partial_update[count]);
        }

        EPD_SendCommand(0x37);
        EPD_SendData(0x00);
        EPD_SendData(0x00);
        EPD_SendData(0x00);
        EPD_SendData(0x00);
        EPD_SendData(0x40);
        EPD_SendData(0x00);
        EPD_SendData(0x00);

        EPD_SendCommand(0x22);
        EPD_SendData(0xC0);
        EPD_SendCommand(0x20);
        EPD_2IN13_V2_ReadBusy();

    }
    else
    {
        Debug("error, the Mode is EPD_2IN13_FULL or EPD_2IN13_PART");
    }
}

void EPD_2IN13_V2_Display(uint8_t *Image, uint16_t width, uint16_t height)
{
    uint16_t Width, Height;
    //Width = (width % 8 == 0) ? (width / 8) : (width / 8 + 1);
    Width = (width+7)/8;
    Height = height;

    EPD_SendCommand(0x24);
    for (uint16_t j = 0; j < Height; j++)
    {
        for (uint16_t i = 0; i < Width; i++)
        {
            EPD_SendData(Image[i + j * Width]);
        }
    }
    EPD_2IN13_V2_TurnOnDisplay();
}

void EPD_2IN13_V2_TurnOnDisplay(void)
{
    EPD_SendCommand(0x22);
    EPD_SendData(0xC4);
    EPD_SendCommand(0x20);
    // EPD_2IN13_V2_ReadBusy();
}

void EPD_2IN13_V2_ReadBusy(void)
{
    Debug("e-Paper busy\r\n");
    while (EPD_BUSY !=0)
    {
			//LOW: idle, HIGH: busy
			wdg_reload(WATCHDOG_DEFAULT_PERIOD);
    }
    Debug("e-Paper busy release\r\n");
}