test e-paper

GxEPD_ex.ino

#define LILYGO_T5_V24

// GxEPD_MinimumExample by Jean-Marc Zingg
#include <boards.h>
#include <GxEPD.h>

// select the display class to use, only one, copy from GxEPD_Example
#include <GxGDE0213B1/GxGDE0213B1.h>      // 2.13" b/w  old panel , form GoodDisplay

#include <GxIO/GxIO_SPI/GxIO_SPI.h>
#include <GxIO/GxIO.h>

// constructor for AVR Arduino, copy from GxEPD_Example else
GxIO_Class io(SPI,  EPD_CS, EPD_DC,  EPD_RSET);
GxEPD_Class display(io, EPD_RSET, EPD_BUSY);

void setup()
{
  display.init();
  display.eraseDisplay();
  // comment out next line to have no or minimal Adafruit_GFX code
  display.fillScreen(GxEPD_WHITE);
  display.drawPaged(drawHelloWorld); // version for AVR using paged drawing, works also on other processors
}

void drawHelloWorld()
{
  display.setTextColor(GxEPD_BLACK);
  display.print("Hello World!");
}

void loop() {};