Teplomer

Program:

1. include<dht.h>

1. define dht_apin A0

dht DHT;

1. include<dht.h>

1. define dht_apin A0

/* hociaky komentar

  aj na viac riadkov */

// jednoriadkovy komentar

// include the library code

1. include <Wire.h>

1. include <LiquidCrystal_I2C.h>

1. include <string.h>

/**********************************************************/

// initialize the library with the numbers of the interface pins

LiquidCrystal_I2C lcd(0x27,16,2); // set the LCD address to 0x27 for a 16 chars and 2 line display

const int inPin = 0;

void setup()

{

 lcd.init();  //initialize the lcd

 lcd.backlight();  //open the backlight

} /*********************************************************/

void loop()

{

 DHT.read11(dht_apin);

 char slovo[] = " stupnov Celzia ";

 char str[16];

   int value = analogRead(inPin);

 float millivolts = DHT.temperature;

 float celsius = millivolts / 1;

 delay(600);

   sprintf(str, " *** %02d.%03d ***", (int)celsius, (int)((celsius - (int)celsius)));

   lcd.clear();

   lcd.setCursor(15,0);

   for (int positionCounter1 = 0; positionCounter1 < strlen(str); positionCounter1++)

   {
     //lcd.scrollDisplayLeft();  //Scrolls the contents of the display one space to the left.

     lcd.setCursor(positionCounter1 ,0);

     lcd.print(str[positionCounter1]);  // Print a message to the LCD.

     delay(100);  //wait for 250 microseconds

   }  
   for (int positionCounter1 = 0; positionCounter1 < strlen(slovo); positionCounter1++)

   {
     //lcd.scrollDisplayLeft();  //Scrolls the contents of the display one space to the left.

     lcd.setCursor(positionCounter1,1);

     lcd.print(slovo[positionCounter1]);  // Print a message to the LCD.

     delay(100);  //wait for 250 microseconds

   }  

}

/************************************************************/