Tasmota/lib/esp-epaper-29-ws-20171230-g.../Arduino/epd2in9-demo/epd2in9-demo.ino

83 lines
2.5 KiB
C++

/**
* @filename : epd2in9-demo.ino
* @brief : 2.9inch e-paper display demo
* @author : Yehui from Waveshare
*
* Copyright (C) Waveshare September 9 2017
*
* @author : Updated by krzychb@gazeta,pl
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documnetation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <SPI.h>
#include <epd2in9.h>
#include <epdpaint.h>
#include "imagedata.h"
#define COLORED 0
#define UNCOLORED 1
unsigned char image[4736];
Paint paint(image, 0, 0); // width should be the multiple of 8
Epd epd;
void setup() {
Serial.begin(115200);
Serial.println("Starting...");
if (epd.Init(lut_full_update) != 0) {
Serial.println("e-Paper init failed");
return;
}
Serial.println("Init done");
}
void loop() {
// Clear image memory
epd.ClearFrameMemory(0xFF); // bit set = white, bit reset = black
epd.DisplayFrame();
Serial.println("Cleared frame memory");
// Welcome text
paint.SetRotate(ROTATE_270);
paint.SetWidth(128);
paint.SetHeight(296);
paint.Clear(UNCOLORED);
paint.DrawStringAt(50, 50, "Hello world!", &Font24, COLORED);
epd.SetFrameMemory(paint.GetImage(), 0, 0, paint.GetWidth(), paint.GetHeight());
epd.DisplayFrame();
Serial.println("Displayed welcome text");
delay(3000);
epd.SetFrameMemory(IMAGE_DATA);
epd.DisplayFrame();
Serial.println("Displayed image data");
delay(3000);
// Black screen
epd.ClearFrameMemory(0);
epd.DisplayFrame();
Serial.println("Displayed black screen");
delay(3000);
epd.Reset();
}