Street Light Timer Controller

REQUIREMENT

1.RELAY

2.ARDUINO PRO mini,or ARDUINO UNO

3.LCD DISPLAY 16x2

4.RTC REAL TIME CLOCK DS1307

5.12v ADAPTER

6. LM7805 5v regulator

7. FTDI232 FOR upload arduino file

Step 1:

MAKE 12v to 5v DC STEP DOWN

Step 2:

MAKE RELAY CIRCUIT AND DISPLAY CIRCUIT FOR ARDUINO

Step 3:

//CODE SET TIME SWITCH ACCORDING REQUIREMENT

#include "Wire.h"

#includeLiquidCrystal lcd(7,6, 5, 4, 3, 2); //lcd (rs, enable, d4, d5, d6, d7)

const char* AMPM; int bulb=0;

byte second, minute, hour, dayOfWeek, dayOfMonth, month, year;

char* days[] = { "","Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" };

int H; String s, m, d, mth, h;

#define DS1307_I2C_ADDRESS 0x68

byte on[8] = { 0b01110, 0b11111, 0b11111, 0b11111, 0b11111, 0b11111, 0b11111, 0b01010 };

byte off[8] = { 0b01110, 0b10001, 0b10001, 0b10001, 0b10001, 0b10001, 0b11111, 0b01010 };

byte spark[8] = { 0b00000, 0b00000, 0b00000, 0b00000, 0b00000, 0b00000, 0b10101, 0b01010 };

void setup()

{

Wire.begin();

lcd.createChar(1, on); // ON bulb cracter

lcd.createChar(0, off); // OFF BULB CRATCTER

lcd.createChar(2, spark); // SPARK BULB

lcd.begin(16, 2);

lcd.print(" DIAMOND AHIR");

lcd.setCursor(0,1);

lcd.print(" X-PERT GROUP");

delay(3000);

Serial.begin(9600);

}

void loop()

{

getDateDs1307(&second, &minute, &hour, &dayOfWeek, &dayOfMonth, &month, &year); // GET values

ampm();

Convert_Hours();

lcd.clear(); // clear display

displaytime(); // Display Time

match_bulb_time(); // MATCHING WITH SET BULB TIMEING

delay(1000); // Wait 1 second

}

byte bcdToDec(byte val){ return ( (val/16*10) + (val%16) );}

void getDateDs1307(byte *second,byte *minute,byte *hour,byte *dayOfWeek,byte *dayOfMonth,byte *month,byte *year)

{

// Read values from RTC DS1307

Wire.beginTransmission(DS1307_I2C_ADDRESS);

Wire.write(0);

Wire.endTransmission();

Wire.requestFrom(DS1307_I2C_ADDRESS, 7);

*second = bcdToDec(Wire.read() & 0x7f);

*minute = bcdToDec(Wire.read());

*hour = bcdToDec(Wire.read() & 0x3f);

*dayOfWeek = bcdToDec(Wire.read());

*dayOfMonth = bcdToDec(Wire.read());

*month = bcdToDec(Wire.read());

*year = bcdToDec(Wire.read()); }

void ampm() { (hour > 11)?(AMPM="PM"):(AMPM="AM"); }

void Convert_Hours() { if(hour == 12||hour == 0) H=12; else if(hour > 12)H=hour%12; else H=hour; }

void displaytime()

{

if(minute == 0) // ON EVERY HOURS IT DISPLAY FOR ONE MINUTES

{

lcd.begin(16, 2);

lcd.print(" DIAMOND AHIR");

lcd.setCursor(0,1); (H < 10) ? ( h = "0" + String(H)) : ( h = String(H));

// APPLY ZERO + with 1to9 Hours

(minute < 10) ? ( m = "0" + String(minute) ) : ( m = String(minute) ); // APPLY ZERO + with 1to9 Minutes

(second < 10) ? ( s = "0" + String(second) ) : ( s = String(second) ); // APPLY ZERO + with 1to9 Second

lcd.print(" " + String(h) + ":"+ m +":"+ s + " " + AMPM );

}

else

{

lcd.begin(16, 2);

(H < 10) ? ( h = "0" + String(H)) : ( h = String(H)); // APPLY ZERO + with 1to9 Hours

(minute < 10) ? ( m = "0" + String(minute)) : ( m = String(minute) ); // APPLY ZERO + with 1to9 Minutes

(second < 10) ? ( s = "0" + String(second)) : ( s = String(second) ); // APPLY ZERO + with 1to9 Seconds

(dayOfMonth < 10) ? ( d = "0" + String(dayOfMonth)) : ( d = String(dayOfMonth)); // APPLY ZERO + with 1to9 Day

(month < 10) ? ( mth = "0" + String(month)) : ( mth = String(month)); // APPLY ZERO + with 1to9 Month

lcd.setCursor(0,0);

lcd.print( h + ":" + m + ":" + s + " " + AMPM); // HOURS : MINUTES : SECONDS AM/PM

lcd.setCursor(0,1);

lcd.print( d + ":" + mth + ":" + year + " " + days[dayOfWeek]); //DAY:MONTH:YEAR WEEK

}

}//END FUNCTION

void match_bulb_time()

{

switch (hour) // Apply bulb to On with Hours

{ // 6-AM to 6-PM To On Bulb

case 0: bulb=1; break; //12

case 1: bulb=1; break; //1

case 2: bulb=1; break; //2

case 3: bulb=1; break; //3

case 4: bulb=1; break; //4

case 5: bulb=1; break; //5

case 6: bulb=1; break; //6

case 7: bulb=0; break; //7

case 8: bulb=0; break; //8

case 9: bulb=0; break; //9

case 10: bulb=0; break; //10

case 11: bulb=0; break; //11

case 12: bulb=0; break; //12

case 13: bulb=0; break; //1

case 14: bulb=0; break; //2

case 15: bulb=0; break; //3

case 16: bulb=0; break; //4

case 17: bulb=0; break; //5

case 18: bulb=1; break; //6

case 19: bulb=1; break; //7

case 20: bulb=1; break; //8

case 21: bulb=1; break; //9

case 22: bulb=1; break; //10

case 23: bulb=1; break; //11

default: break;

}

if(bulb==1) //Relay switch

{ digitalWrite(8,LOW); // OR connect To ground

digitalWrite(9,HIGH); //ON RELAY

// Display BULB Icon On LCD

lcd.setCursor(14,0);

lcd.write((byte) 2);

lcd.write((byte) 2);

lcd.setCursor(14,1);

lcd.write((byte) 1);

lcd.write((byte) 1);

}

if(bulb==0)

{

digitalWrite(8,LOW); // Or Connect to ground

digitalWrite(9,LOW); //OFF RELAY

// Display BULB OFF Icon

lcd.setCursor(14,1);

lcd.write((byte) 0);

lcd.write((byte) 0);

}

}

Step 4:

NOW BLUB ON OFF ACCODING TO URS SET TIME