mirror of https://github.com/arendst/Tasmota.git
83 lines
2.5 KiB
Arduino
83 lines
2.5 KiB
Arduino
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/**
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* @filename : epd2in9-demo.ino
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* @brief : 2.9inch 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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* @author : Updated by krzychb@gazeta,pl
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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 <epd2in9.h>
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#include <epdpaint.h>
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#include "imagedata.h"
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#define COLORED 0
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#define UNCOLORED 1
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unsigned char image[4736];
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Paint paint(image, 0, 0); // width should be the multiple of 8
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Epd epd;
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void setup() {
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Serial.begin(115200);
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Serial.println("Starting...");
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if (epd.Init(lut_full_update) != 0) {
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Serial.println("e-Paper init failed");
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return;
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}
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Serial.println("Init done");
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}
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void loop() {
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// Clear image memory
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epd.ClearFrameMemory(0xFF); // bit set = white, bit reset = black
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epd.DisplayFrame();
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Serial.println("Cleared frame memory");
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// Welcome text
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paint.SetRotate(ROTATE_270);
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paint.SetWidth(128);
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paint.SetHeight(296);
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paint.Clear(UNCOLORED);
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paint.DrawStringAt(50, 50, "Hello world!", &Font24, COLORED);
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epd.SetFrameMemory(paint.GetImage(), 0, 0, paint.GetWidth(), paint.GetHeight());
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epd.DisplayFrame();
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Serial.println("Displayed welcome text");
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delay(3000);
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epd.SetFrameMemory(IMAGE_DATA);
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epd.DisplayFrame();
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Serial.println("Displayed image data");
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delay(3000);
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// Black screen
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epd.ClearFrameMemory(0);
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epd.DisplayFrame();
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Serial.println("Displayed black screen");
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delay(3000);
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epd.Reset();
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}
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