106 lines
3.2 KiB
C++
106 lines
3.2 KiB
C++
/**
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* @filename : epd2in13b-demo.ino
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* @brief : 2.13inch e-paper display (B) V3 demo
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* @author : Yehui from Waveshare
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*
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* Copyright (C) Waveshare July 17 2017
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documnetation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <SPI.h>
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#include "epd2in13b_V3.h"
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#include "imagedata.h"
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#include "epdpaint.h"
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#define COLORED 0
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#define UNCOLORED 1
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unsigned char image[2756/4];
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//unsigned char image_r[2756];
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void setup() {
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// put your setup code here, to run once:
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Serial.begin(9600);
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Epd epd;
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if (epd.Init() != 0) {
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Serial.print("e-Paper init failed");
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return;
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}
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/* This clears the SRAM of the e-paper display */
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epd.ClearFrame();
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/**
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* Due to RAM not enough in Arduino UNO, a frame buffer is not allowed.
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* In this case, a smaller image buffer is allocated and you have to
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* update a partial display several times.
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* 1 byte = 8 pixels, therefore you have to set 8*N pixels at a time.
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*/
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Paint paint(image, 104, 106); //width should be the multiple of 8
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paint.Clear(UNCOLORED);
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paint.DrawStringAt(8, 2, "e-Paper Demo", &Font12, COLORED);
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epd.Display(image);//1
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paint.Clear(UNCOLORED);
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paint.DrawRectangle(2,2,50,50,COLORED);
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paint.DrawLine(2,2,50,50,COLORED);
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paint.DrawLine(2,50,50,2,COLORED);
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epd.Display(image);//2
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paint.Clear(UNCOLORED);
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paint.DrawCircle(25,25,20,COLORED);
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epd.Display(image);//3
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paint.Clear(UNCOLORED);
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epd.Display(image);//4
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paint.Clear(UNCOLORED);
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paint.DrawStringAt(8, 20, "Hello world", &Font12, COLORED);
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epd.Display(image);//5
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paint.Clear(UNCOLORED);
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paint.DrawFilledRectangle(52,2,100,50,COLORED);
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paint.DrawLine(52,2,100,50,UNCOLORED);
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paint.DrawLine(100,2,52,50,UNCOLORED);
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epd.Display(image);//6
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paint.Clear(UNCOLORED);
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paint.DrawFilledCircle(75,25,20,COLORED);
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epd.Display(image);//7
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paint.Clear(UNCOLORED);
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epd.Display(image);//8
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delay(1000);
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/* This displays an image */
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epd.DisplayFrame(IMAGE_BLACK, IMAGE_RED);
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/* Deep sleep */
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epd.Sleep();
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}
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void loop() {
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// put your main code here, to run repeatedly:
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}
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