Beispiel #1
0
int main(int argc, char **argv)
{
  float soil = 65.5;
  float temp = 5.5;

	// I2C change parameters to fit to your LCD
	if ( !display.init(OLED_I2C_RESET,OLED_ADAFRUIT_I2C_128x64) )
		exit(EXIT_FAILURE);

	display.begin();
	
	// init done
	display.clearDisplay();   // clears the screen and buffer

  // text display tests
  display.setTextSize(1);
  display.setTextColor(WHITE);
  display.setCursor(0,0);
  display.print("     XBee Messung\n");
  display.drawLine(0, 10, display.width()-1, 10, WHITE);
  display.setCursor(0,15);
  display.printf("Bodenfeuchte: %4.1f %%\n", soil);
  display.printf("Temperatur:   %4.1f C\n\n\n", temp);
  if(soil > 50) {
    display.print("--> Feucht genug\n");
  } else {
    display.print("--> Zu Trocken! \n");
  }
  
  display.display();

  // Free PI GPIO ports
  display.close();
}
Beispiel #2
0
int main()
{
	int i, j;
	int black = 1;
	display.init(PIN_DC, PIN_RESET, PIN_CS, OLED_ADAFRUIT_SPI_128x32);
	display.begin();

	/* 左上 */
	display.drawPixel(0, 0, WHITE);
	display.display();
	sleep(2);

	/* 左下 */
	display.drawPixel(0, 31, WHITE);
	display.display();
	sleep(2);

	/* 右上 */	
	display.drawPixel(127, 0, WHITE);
	display.display();
	sleep(2);

	/* 右下 */
        display.drawPixel(127, 31, WHITE);
        display.display();
        sleep(2);

	for (i = 0; i < 32; i++) {
		for (j = 0; j < 128; j++) {
			//display.drawPixel(j, i, (black % 2) ? BLACK : WHITE);
			display.drawPixel(j, i, WHITE);
			display.display();
			black++;
		}
		//black = i;
		//display.display();
	}

	display.clearDisplay();
	display.close();
	return 0;
}