/* Includes ------------------------------------------------------------------*/ #include "DEV_Config.h" #include "EPD.h" #include "GUI_Paint.h" #include "imagedata.h" #include /* Entry point ----------------------------------------------------------------*/ void setup() { printf("EPD_2IN7_test Demo\r\n"); DEV_Module_Init(); printf("e-Paper Init and Clear...\r\n"); EPD_2IN7_V2_Init(); EPD_2IN7_V2_Clear(); DEV_Delay_ms(500); //Create a new image cache UBYTE *BlackImage; /* you have to edit the startup_stm32fxxx.s file and set a big enough heap size */ UWORD Imagesize = ((EPD_2IN7_V2_WIDTH % 8 == 0)? (EPD_2IN7_V2_WIDTH / 8 ): (EPD_2IN7_V2_WIDTH / 8 + 1)) * EPD_2IN7_V2_HEIGHT; if ((BlackImage = (UBYTE *)malloc(Imagesize)) == NULL) { printf("Failed to apply for black memory...\r\n"); while (1); } printf("Paint_NewImage\r\n"); Paint_NewImage(BlackImage, EPD_2IN7_WIDTH, EPD_2IN7_HEIGHT, 270, WHITE); #if 1 // show image for array printf("show image for array\r\n"); Paint_SelectImage(BlackImage); Paint_Clear(WHITE); Paint_DrawBitMap(gImage_2in7); EPD_2IN7_V2_Display(BlackImage); DEV_Delay_ms(500); #endif #if 1 // Drawing on the image Paint_NewImage(BlackImage, EPD_2IN7_V2_WIDTH, EPD_2IN7_V2_HEIGHT, 90, WHITE); printf("Drawing\r\n"); //1.Select Image Paint_SelectImage(BlackImage); Paint_Clear(WHITE); // 2.Drawing on the image printf("Drawing:BlackImage\r\n"); 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_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_DrawCircle(45, 95, 20, BLACK, DOT_PIXEL_1X1, DRAW_FILL_EMPTY); Paint_DrawCircle(105, 95, 20, WHITE, 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_EN(10, 0, "waveshare", &Font16, BLACK, WHITE); Paint_DrawString_EN(10, 20, "hello world", &Font12, WHITE, BLACK); Paint_DrawNum(10, 33, 123456789, &Font12, BLACK, WHITE); Paint_DrawNum(10, 50, 987654321, &Font16, WHITE, BLACK); Paint_DrawString_CN(130, 0,"你好abc", &Font12CN, BLACK, WHITE); Paint_DrawString_CN(130, 20, "微雪电子", &Font24CN, WHITE, BLACK); EPD_2IN7_V2_Display_Base(BlackImage); DEV_Delay_ms(3000); #endif #if 1 // Fast Drawing on the image // Fast refresh printf("This is followed by a quick refresh demo\r\n"); printf("First, clear the screen\r\n"); EPD_2IN7_V2_Init(); EPD_2IN7_V2_Clear(); printf("e-Paper Init Fast\r\n"); EPD_2IN7_V2_Init_Fast(); Paint_NewImage(BlackImage, EPD_2IN7_V2_WIDTH, EPD_2IN7_V2_HEIGHT, 90, WHITE); printf("Drawing\r\n"); //1.Select Image Paint_SelectImage(BlackImage); Paint_Clear(WHITE); printf("show bmp------------------------\r\n"); Paint_Clear(WHITE); Paint_DrawBitMap(gImage_2in7); EPD_2IN7_V2_Display_Fast(BlackImage); DEV_Delay_ms(500); // 2.Drawing on the image Paint_Clear(WHITE); printf("Drawing:BlackImage\r\n"); 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_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_DrawCircle(45, 95, 20, BLACK, DOT_PIXEL_1X1, DRAW_FILL_EMPTY); Paint_DrawCircle(105, 95, 20, WHITE, 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_EN(10, 0, "waveshare", &Font16, BLACK, WHITE); Paint_DrawString_EN(10, 20, "hello world", &Font12, WHITE, BLACK); Paint_DrawNum(10, 33, 123456789, &Font12, BLACK, WHITE); Paint_DrawNum(10, 50, 987654321, &Font16, WHITE, BLACK); Paint_DrawString_CN(130, 0,"你好abc", &Font12CN, BLACK, WHITE); Paint_DrawString_CN(130, 20, "微雪电子", &Font24CN, WHITE, BLACK); EPD_2IN7_V2_Display_Fast(BlackImage); DEV_Delay_ms(3000); #endif #if 1 //Partial refresh, example shows time // If you didn't use the EPD_2IN7_V2_Display_Base() function to refresh the image before, // use the EPD_2IN7_V2_Display_Base_color() function to refresh the background color, // otherwise the background color will be garbled EPD_2IN7_V2_Init(); // EPD_2IN7_V2_Display_Base_color(WHITE); Paint_NewImage(BlackImage, 50, 120, 90, WHITE); printf("Partial refresh\r\n"); Paint_SelectImage(BlackImage); Paint_SetScale(2); Paint_Clear(WHITE); PAINT_TIME sPaint_time; sPaint_time.Hour = 12; sPaint_time.Min = 34; sPaint_time.Sec = 56; UBYTE num = 15; for (;;) { sPaint_time.Sec = sPaint_time.Sec + 1; if (sPaint_time.Sec == 60) { sPaint_time.Min = sPaint_time.Min + 1; sPaint_time.Sec = 0; if (sPaint_time.Min == 60) { sPaint_time.Hour = sPaint_time.Hour + 1; sPaint_time.Min = 0; if (sPaint_time.Hour == 24) { sPaint_time.Hour = 0; sPaint_time.Min = 0; sPaint_time.Sec = 0; } } } Paint_Clear(WHITE); Paint_DrawRectangle(1, 1, 120, 50, BLACK, DOT_PIXEL_1X1, DRAW_FILL_EMPTY); Paint_DrawTime(10, 15, &sPaint_time, &Font20, WHITE, BLACK); num = num - 1; if(num == 0) { break; } printf("Part refresh...\r\n"); EPD_2IN7_V2_Display_Partial(BlackImage, 60, 134, 110, 254); // Xstart must be a multiple of 8 DEV_Delay_ms(500); } #endif #if 1 // show image for array free(BlackImage); printf("show Gray------------------------\r\n"); Imagesize = ((EPD_2IN7_V2_WIDTH % 4 == 0)? (EPD_2IN7_V2_WIDTH / 4 ): (EPD_2IN7_V2_WIDTH / 4 + 1)) * EPD_2IN7_V2_HEIGHT; if((BlackImage = (UBYTE *)malloc(Imagesize)) == NULL) { printf("Failed to apply for black memory...\r\n"); while (1); } EPD_2IN7_V2_Init_4GRAY(); printf("4 grayscale display\r\n"); Paint_NewImage(BlackImage, EPD_2IN7_V2_WIDTH, EPD_2IN7_V2_HEIGHT, 90, WHITE); Paint_SetScale(4); Paint_Clear(0xff); Paint_DrawPoint(10, 80, GRAY4, DOT_PIXEL_1X1, DOT_STYLE_DFT); Paint_DrawPoint(10, 90, GRAY4, DOT_PIXEL_2X2, DOT_STYLE_DFT); Paint_DrawPoint(10, 100, GRAY4, DOT_PIXEL_3X3, DOT_STYLE_DFT); Paint_DrawLine(20, 70, 70, 120, GRAY4, DOT_PIXEL_1X1, LINE_STYLE_SOLID); Paint_DrawLine(70, 70, 20, 120, GRAY4, DOT_PIXEL_1X1, LINE_STYLE_SOLID); Paint_DrawRectangle(20, 70, 70, 120, GRAY4, DOT_PIXEL_1X1, DRAW_FILL_EMPTY); Paint_DrawRectangle(80, 70, 130, 120, GRAY4, DOT_PIXEL_1X1, DRAW_FILL_FULL); Paint_DrawCircle(45, 95, 20, GRAY4, DOT_PIXEL_1X1, DRAW_FILL_EMPTY); Paint_DrawCircle(105, 95, 20, GRAY2, DOT_PIXEL_1X1, DRAW_FILL_FULL); Paint_DrawLine(85, 95, 125, 95, GRAY4, DOT_PIXEL_1X1, LINE_STYLE_DOTTED); Paint_DrawLine(105, 75, 105, 115, GRAY4, DOT_PIXEL_1X1, LINE_STYLE_DOTTED); Paint_DrawString_EN(10, 0, "waveshare", &Font16, GRAY4, GRAY1); Paint_DrawString_EN(10, 20, "hello world", &Font12, GRAY3, GRAY1); Paint_DrawNum(10, 33, 123456789, &Font12, GRAY4, GRAY2); Paint_DrawNum(10, 50, 987654321, &Font16, GRAY1, GRAY4); Paint_DrawString_CN(150, 0,"你好abc", &Font12CN, GRAY4, GRAY1); Paint_DrawString_CN(150, 20,"你好abc", &Font12CN, GRAY3, GRAY2); Paint_DrawString_CN(150, 40,"你好abc", &Font12CN, GRAY2, GRAY3); Paint_DrawString_CN(150, 60,"你好abc", &Font12CN, GRAY1, GRAY4); Paint_DrawString_CN(10, 130, "微雪电子", &Font24CN, GRAY1, GRAY4); EPD_2IN7_V2_4GrayDisplay(BlackImage); DEV_Delay_ms(3000); #endif printf("Clear...\r\n"); EPD_2IN7_V2_Init(); EPD_2IN7_V2_Clear(); printf("Goto Sleep...\r\n"); EPD_2IN7_V2_Sleep(); free(BlackImage); BlackImage = NULL; DEV_Delay_ms(2000);//important, at least 2s // close 5V printf("close 5V, Module enters 0 power consumption ...\r\n"); } /* The main loop -------------------------------------------------------------*/ void loop() { // }