Поделки на Ардуино

Пришел из Китая набор Arduino Starter. Собрал с детьми простенькие часики.
часы на Ардуино

Скетч под спойлером

/* YourDuino.com Example Software Sketch

DHT11 Humidity and Temperature Sensor test

Displayed on I2C LCD Display

Credits: Rob Tillaart

http://arduino-info.wikispaces.com/PROJECT-Temp-Humidity-Display

terry@yourduino.com

Combined with:

Mark Johnson’s code

http://uControlIt.tv

December 2012

License: GNU General Public License

Modiffied by Timofte Andrei ( http://timofteandreidiy.wordpress.com )

January 2014

*/

/*——( Import needed libraries )——*/

#include <dht11.h>

#include <Wire.h>

#include <LiquidCrystal_I2C.h>

#include <Time.h>

#include <DS1307RTC.h>

const char *mt[] = {«»,»Jan»,»Feb»,»Mar»,»Apr»,»May»,»Jun»,»Jul»,»Aug»,»Sep»,»Oct»,»Nov»,»Dec»}; //months of the week also in romanian

byte termometru[8] = //icon for termometer

{

B00100,

B01010,

B01010,

B01110,

B01110,

B11111,

B11111,

B01110

};

byte picatura[8] = //icon for water droplet

{

B00100,

B00100,

B01010,

B01010,

B10001,

B10001,

B10001,

B01110,

};

/*——( Declare objects )——*/

LiquidCrystal_I2C lcd(0x3f,16,2); // Set the LCD I2C address

dht11 DHT11;

/*——( Declare Constants, Pin Numbers )——*/

#define DHT11PIN 4 //dht11 signal pin connected to D4

void setup()   /*—-( SETUP: RUNS ONCE )—-*/

{

Wire.begin();

lcd.begin(16,2);         // initialize the lcd for 16 chars 2 lines, turn on backlight

lcd.backlight();

lcd.clear();

lcd.createChar(1,termometru);

lcd.createChar(2,picatura);

setSyncProvider(RTC.get);

}/*—(end setup )—*/

void loop()   /*—-( LOOP: RUNS CONSTANTLY )—-*/

{

afisare_temperatura(); //displaying temperature

data_si_ora(); //displaying date and time

delay(1000);

}

void afisare_temperatura()

{

int chk = DHT11.read(DHT11PIN);

lcd.setCursor(1, 1);

lcd.write(1);

lcd.setCursor(3, 1);

lcd.print((float)DHT11.temperature, 0);

lcd.setCursor(5, 1);

lcd.print((char)223); //degree sign

lcd.print(«C»);

lcd.setCursor(9, 1);

lcd.write(2);

lcd.setCursor(11, 1);

lcd.print((float)DHT11.humidity, 0);

lcd.print(«%»);

}

void data_si_ora()

{

tmElements_t tm;

(RTC.read(tm));

lcd.setCursor(0, 0);

afisare2cifre(tm.Hour);

lcd.print(«:»);

afisare2cifre(tm.Minute);

lcd.setCursor(6,0);

afisare2cifre(tm.Day);

lcd.print(«-«);

lcd.print(mt[tm.Month]);

lcd.print(«-«);

lcd.print(tmYearToCalendar(tm.Year)-2000);

}

void afisare2cifre(int numar) { //this adds a 0 before single digit numbers

if (numar >= 0 && numar < 10) {

lcd.write(‘0’);

}

lcd.print(numar);

}

/* ( THE END ) */

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