65 lines
2.3 KiB
Arduino
65 lines
2.3 KiB
Arduino
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/**
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* @filename : epd2in13-demo.ino
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* @brief : 2.13inch e-paper display demo
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* @author : Yehui from Waveshare
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*
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* Copyright (C) Waveshare September 9 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 "epd2in13d.h"
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#include "imagedata.h"
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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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Epd epd;
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void setup()
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{
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// put your setup code here, to run once:
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Serial.begin(9600);
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Serial.print("e-paper Init\n");
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epd.Init();
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Serial.print("e-paper Clear\n");
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epd.Clear(); // bit set = white, bit reset = black
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/**
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* there are 2 memory areas embedded in the e-paper display
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* and once the display is refreshed, the memory area will be auto-toggled,
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* i.e. the next action of SetFrameMemory will set the other memory area
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* therefore you have to set the frame memory and refresh the display twice.
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*/
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Serial.print("Displayimage\n");
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epd.Displayimage(gImage_IMAGE);
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delay(500);
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epd.Clear();
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epd.Sleep();
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}
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void loop()
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{
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}
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