main.cpp

#include <GxEPD.h>

// select the display class to use, only one
//#include <GxGDEP015OC1/GxGDEP015OC1.cpp>    // 1.54" b/w
// #include <GxGDEW0154Z04/GxGDEW0154Z04.cpp>  // 1.54" b/w/r
// #include <GxGDEW0154Z04_Fast.cpp>  // 1.54" b/w/r
//#include <GxGDE0213B1/GxGDE0213B1.cpp>      // 2.13" b/w
//#include <GxGDEW0213Z16/GxGDEW0213Z16.cpp>  // 2.13" b/w/r
// #include <GxGDEH029A1/GxGDEH029A1.cpp>      // 2.9" b/w
//#include <GxGDEW029Z10/GxGDEW029Z10.cpp>    // 2.9" b/w/r
//#include <GxGDEW027C44/GxGDEW027C44.cpp>    // 2.7" b/w/r
//#include <GxGDEW042T2/GxGDEW042T2.cpp>      // 4.2" b/w
//#include <GxGDEW075T8/GxGDEW075T8.cpp>      // 7.5" b/w
//#include <GxGDEW075Z09/GxGDEW075Z09.cpp>    // 7.5" b/w/r
#include <GxGDEW042Z15.h>

// uncomment next line for drawBitmap() test
// #include GxEPD_BitmapExamples
#include <BitmapExamples.h>

// FreeFonts from Adafruit_GFX
#include <Fonts/FreeMonoBold9pt7b.h>
#include <Fonts/FreeMonoBold12pt7b.h>
#include <Fonts/FreeMonoBold18pt7b.h>
#include <Fonts/FreeMonoBold24pt7b.h>
#include <Fonts/FreeSans9pt7b.h>
#include <Fonts/FreeSans18pt7b.h>
#include <Fonts/FreeSans24pt7b.h>


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

// generic/common.h
//static const uint8_t SS    = 15;
//static const uint8_t MOSI  = 13;
//static const uint8_t MISO  = 12;
//static const uint8_t SCK   = 14;
// pins_arduino.h
//static const uint8_t D8   = 15;
//static const uint8_t D7   = 13;
//static const uint8_t D6   = 12;
//static const uint8_t D5   = 14;

// GxIO_SPI(SPIClass& spi, int8_t cs, int8_t dc, int8_t rst = -1, int8_t bl = -1);
GxIO_Class io(SPI, SS, D2, D1, D4); // arbitrary selection of D3(=0), D4(=2), selected for default of GxEPD_Class
// GxGDEP015OC1(GxIO& io, uint8_t rst = 2, uint8_t busy = 4);
GxEPD_Class display(io); // default selection of D4(=2), D2(=4)

void showFont(const char name[], const GFXfont* f);

void setup()
{
  Serial.begin(115200);
  Serial.println();
  Serial.println("setup");

  display.init();
  display.eraseDisplay(false);
  display.update();

  // display.drawRect(0, 0, 100, 100, GxEPD_BLACK);
  // display.update();
  // display.drawBitmap(BitmapExample2, 0, 0, 200, 200, GxEPD_WHITE);
  // display.update();
  display.setRotation(1);
  display.setFont(&FreeSans18pt7b);
  display.setTextColor(GxEPD_BLACK);
  display.setCursor(0, 20);
  display.println("TEST ");
  display.setTextColor(GxEPD_RED);
  display.println("TEST ");
  display.update();


  Serial.println("setup done");
}

int i = 0;

void loop() {
  // showFont("FreeMonoBold9pt7b", &FreeMonoBold9pt7b);
  // display.setFont(&FreeSans9pt7b);
  // display.setTextColor(GxEPD_BLACK);
  // display.setCursor(0, 20);
  //
  // String s = "";
  //
  // for (int x = 0; x < 100; x++) {
  //   display.fillScreen(GxEPD_WHITE);
  //   display.drawCircle(2*x,2*x,20,GxEPD_BLACK);
  //   display.println("abc");
  //   display.update();
  // }
}