wavesharelib/E-paper_Separate_Program/3in52_e-Paper_B/ESP32/ESP32.ino

#include "EPD_3in52b.h"
#include "GUI_Paint.h"
#include "fonts.h"
#include "ImageData.h"

void setup() {
    printf("EPD_3IN52B_test Demo\r\n");
    DEV_Module_Init();

    printf("e-Paper Init and Clear...\r\n");
    EPD_3IN52B_Init();
    EPD_3IN52B_Clear();
    DEV_Delay_ms(500);


    //Create a new image cache named IMAGE_BW and fill it with white
    UBYTE *Image;
    UWORD Imagesize = ((EPD_3IN52B_WIDTH % 8 == 0) ? (EPD_3IN52B_WIDTH / 8 ) : (EPD_3IN52B_WIDTH / 8 + 1)) * EPD_3IN52B_HEIGHT;
    if ((Image = (UBYTE *)malloc(Imagesize)) == NULL) {
        printf("Failed to apply for black memory...\r\n");
        while(1);
    }
    printf("NewImage:BlackImage and RYImage\r\n");
    Paint_NewImage(Image, EPD_3IN52B_WIDTH, EPD_3IN52B_HEIGHT , 90, WHITE);

    //Select Image
    Paint_SelectImage(Image);
    Paint_Clear(WHITE);

#if 1   // show image for array    
    printf("show image for array\r\n");
    EPD_3IN52B_Init();
    EPD_3IN52B_Display(gImage_B, gImage_R);
    DEV_Delay_ms(2000);
#endif

#if 1   // Drawing on the image
    /*Horizontal screen*/
    //1.Draw black image
    EPD_3IN52B_Init();
    Paint_SelectImage(Image);
    Paint_Clear(WHITE);
    Paint_DrawPoint(10, 80, BLACK, DOT_PIXEL_1X1, DOT_STYLE_DFT);
    Paint_DrawPoint(10, 90, BLACK, DOT_PIXEL_2X2, DOT_STYLE_DFT);
    Paint_DrawPoint(10, 100, BLACK, DOT_PIXEL_3X3, DOT_STYLE_DFT);
    Paint_DrawPoint(10, 110, BLACK, DOT_PIXEL_3X3, DOT_STYLE_DFT);
    Paint_DrawLine(20, 70, 70, 120, BLACK, DOT_PIXEL_1X1, LINE_STYLE_SOLID);
    Paint_DrawLine(70, 70, 20, 120, BLACK, DOT_PIXEL_1X1, LINE_STYLE_SOLID);
    Paint_DrawRectangle(20, 70, 70, 120, BLACK, DOT_PIXEL_1X1, DRAW_FILL_EMPTY);
    Paint_DrawRectangle(80, 70, 130, 120, BLACK, DOT_PIXEL_1X1, DRAW_FILL_FULL);
    Paint_DrawString_EN(10, 0, "waveshare", &Font16, BLACK, WHITE);
    Paint_DrawString_CN(130, 20, "微雪电子", &Font24CN, WHITE, BLACK);
    Paint_DrawNum(10, 50, 987654321, &Font16, WHITE, BLACK);
    EPD_3IN52B_Display_NUM(Image, 0);

    //2.Draw red image
    Paint_SelectImage(Image);
    Paint_Clear(WHITE);
    Paint_DrawCircle(160, 95, 20, BLACK, DOT_PIXEL_1X1, DRAW_FILL_EMPTY);
    Paint_DrawCircle(210, 95, 20, BLACK, DOT_PIXEL_1X1, DRAW_FILL_FULL);
    Paint_DrawLine(85, 95, 125, 95, BLACK, DOT_PIXEL_1X1, LINE_STYLE_DOTTED);
    Paint_DrawLine(105, 75, 105, 115, BLACK, DOT_PIXEL_1X1, LINE_STYLE_DOTTED);
    Paint_DrawString_CN(130, 0, "你好abc", &Font12CN, BLACK, WHITE);
    Paint_DrawString_EN(10, 20, "hello world", &Font12, WHITE, BLACK);
    Paint_DrawNum(10, 33, 123456789, &Font12, BLACK, WHITE);

    printf("EPD_Display\r\n");
    EPD_3IN52B_Display_NUM(Image, 1);
    DEV_Delay_ms(2000);
#endif

    Debug("Clear...\r\n");
    EPD_3IN52B_Init();
    EPD_3IN52B_Clear();
    DEV_Delay_ms(2000);

    Debug("Goto Sleep...\r\n");
    EPD_3IN52B_sleep();
    free(Image);
    DEV_Delay_ms(2000);

    // close 5V
    Debug("close 5V, Module enters 0 power consumption ...\r\n");
    DEV_Module_Exit();
}


void loop() {

}