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epd7in5.h
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/**
******************************************************************************
* @file edp7in5.h
* @author Waveshare Team
* @version V1.0.0
* @date 23-January-2018
* @brief This file describes initialisation of 7.5 and 7.5b e-Papers
*
******************************************************************************
*/
int EPD_7in5__init()
{
EPD_Reset();
EPD_Send_2(0x01, 0x37, 0x00); //POWER_SETTING
EPD_Send_2(0x00, 0xCF, 0x08); //PANEL_SETTING
EPD_Send_3(0x06, 0xC7, 0xCC, 0x28); //BOOSTER_SOFT_START
EPD_SendCommand(0x4); //POWER_ON
EPD_WaitUntilIdle();
EPD_Send_1(0x30, 0x3C); //PLL_CONTROL
EPD_Send_1(0x41, 0x00); //TEMPERATURE_CALIBRATION
EPD_Send_1(0x50, 0x77); //VCOM_AND_DATA_INTERVAL_SETTING
EPD_Send_1(0x60, 0x22); //TCON_SETTING
EPD_Send_4(0x61, 0x02, 0x80, 0x01, 0x80); //TCON_RESOLUTION
EPD_Send_1(0x82, 0x1E); //VCM_DC_SETTING: decide by LUT file
EPD_Send_1(0xE5, 0x03); //FLASH MODE
EPD_SendCommand(0x10); //DATA_START_TRANSMISSION_1
delay(2);
return 0;
}
/*****************************************************************************
EPD_7in5_V2
******************************************************************************/
static void EPD_7in5_V2_Readbusy(void)
{
Serial.print("\r\ne-Paper busy\r\n");
do{
delay(20);
}while(!(digitalRead(BUSY_PIN)));
delay(20);
Serial.print("e-Paper busy release\r\n");
}
static void EPD_7IN5_V2_Show(void)
{
EPD_SendCommand(0x12); //DISPLAY REFRESH
delay(100); //!!!The delay here is necessary, 200uS at least!!!
// EPD_7in5_V2_Readbusy();
//Enter sleep mode
EPD_SendCommand(0X02); //power off
EPD_7in5_V2_Readbusy();
EPD_SendCommand(0X07); //deep sleep
EPD_SendData(0xA5);
}
int EPD_7in5_V2_init()
{
EPD_Reset();
EPD_SendCommand(0x01); //POWER SETTING
EPD_SendData(0x07);
EPD_SendData(0x07); //VGH=20V,VGL=-20V
EPD_SendData(0x3f); //VDH=15V
EPD_SendData(0x3f); //VDL=-15V
EPD_SendCommand(0x04); //POWER ON
delay(100);
EPD_7in5_V2_Readbusy();
EPD_SendCommand(0X00); //PANNEL SETTING
EPD_SendData(0x1F); //KW-3f KWR-2F BWROTP 0f BWOTP 1f
EPD_SendCommand(0x61); //tres
EPD_SendData(0x03); //source 800
EPD_SendData(0x20);
EPD_SendData(0x01); //gate 480
EPD_SendData(0xE0);
EPD_SendCommand(0X15);
EPD_SendData(0x00);
EPD_SendCommand(0X50); //VCOM AND DATA INTERVAL SETTING
EPD_SendData(0x10);
EPD_SendData(0x07);
EPD_SendCommand(0X60); //TCON SETTING
EPD_SendData(0x22);
EPD_SendCommand(0x13);
return 0;
}
/*****************************************************************************
EPD_7in5B_V2
******************************************************************************/
int EPD_7in5B_V2_Init(void)
{
EPD_Reset();
EPD_SendCommand(0x01); //POWER SETTING
EPD_SendData(0x07);
EPD_SendData(0x07); //VGH=20V,VGL=-20V
EPD_SendData(0x3f); //VDH=15V
EPD_SendData(0x3f); //VDL=-15V
EPD_SendCommand(0x04); //POWER ON
delay(100);
EPD_7in5_V2_Readbusy();
EPD_SendCommand(0X00); //PANNEL SETTING
EPD_SendData(0x0F); //KW-3f KWR-2F BWROTP 0f BWOTP 1f
EPD_SendCommand(0x61); //tres
EPD_SendData(0x03); //source 800
EPD_SendData(0x20);
EPD_SendData(0x01); //gate 480
EPD_SendData(0xE0);
EPD_SendCommand(0X15);
EPD_SendData(0x00);
EPD_SendCommand(0X50); //VCOM AND DATA INTERVAL SETTING
EPD_SendData(0x11);
EPD_SendData(0x07);
EPD_SendCommand(0X60); //TCON SETTING
EPD_SendData(0x22);
EPD_SendCommand(0x65); // Resolution setting
EPD_SendData(0x00);
EPD_SendData(0x00);//800*480
EPD_SendData(0x00);
EPD_SendData(0x00);
UWORD i;
EPD_SendCommand(0x10);
for (i = 0; i < 800 / 8 * 480; i++)
{
EPD_SendData(0x00);
}
EPD_SendCommand(0x13);
for (i = 0; i < 800 / 8 * 480; i++)
{
EPD_SendData(0x00);
}
EPD_SendCommand(0x10);
return 0;
}