circuit
PROGRAM
#include <LiquidCrystal.h>
#include <SoftwareSerial.h>
#include <Servo.h>
Servo myservo1;
SoftwareSerial pc(9, 10); // RX, TX
SoftwareSerial rfidreader(12, 13); // RX, TX
LiquidCrystal lcd(3, 4, 5, 6, 7, 8);//LCD RS-3,En-4,D4-5,D5- 6,D6-7,D7-8
#define oilmotor A2
#define DATAPIN A5 //Data pin
#define CLOCK A4 //ADS 7817 clock
int user=0;
char rfid_data,messgae_letter,pc_data;
int user1_oil=5,user2_oil=8;
int user1_rice=5,user2_rice=8;
int item_name;
int key;
int bonus;
int f;
char data;
int oil;
long int adcvalue,c,y,x,z;
int total_amount,user1_amount=25,user2_amount=40;
void setup()
{
pc.begin(9600);
pc.println(“SMART RATION SYSTEM”);
rfidreader.begin(9600);
Serial.begin(9600);
pinMode(oilmotor,OUTPUT);
myservo1.attach(A3); // attaches the servo on pin 9 to the servo
myservo1.write(40);
delay(400);
initspi();
lcdstart();
caliberate();
displaydata();
messagereadinit();
}
void loop()
{
//displaydata();
//delay(100);
if(user==0){rfid(); messageread();}
else if(user==1){user1 ();}
else if(user==2){user2 ();}
}
void user1 (void)
{
lcd.clear();lcd.setCursor(0, 0);lcd.print(“ENTER “); lcd.print(“1-KEROSENE”);
lcd.setCursor(0, 1);lcd.print(“2-RICE”);
pc.println(“ENTER “); pc.println(“1-KEROSENE 2-RICE”);
pc.println(“Enter key”);
pc_data=0;
do
{
pc_data=softme();//READ DATA FROM KEYBOARD
if(pc_data==’1′ || pc_data==’2′){pc.println(” “); pc.println(“key is correct”); }
else if(pc_data>10 && pc_data<250) { pc.println(” “);pc.println(“Enter correct key”);}
}while(!(pc_data==’1′ || pc_data==’2′));
if(pc_data==’1′)oil1();
else if(pc_data==’2′)rice1();
}
void oil1 (void)
{
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“KEROSENE BALANCE”);lcd.setCursor(0, 1);
lcd.print(“IS “);lcd.print(user1_oil);
pc.print(“KEROSENE BALANCE =”); pc.println(user1_oil);
delay(2000);
if(user1_oil>0)//oil section
{
lcd.clear(); lcd.setCursor(0, 0); lcd.print(“ENTER KEROSENE”);
lcd.setCursor(0, 1); lcd.print(“QUANTITY “);
pc.println(“ENTER KEROSENE QUANTITY “);
pc_data=0;
do
{
do
{
pc_data=softme();
}while(!(pc_data>’0′ && pc_data<‘:’));
key=pc_data-0x30;
if(user1_oil>0)
{
if(user1_oil >=key )
{
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“processing…..”);user=0;
user1_oil=user1_oil-key;digitalWrite(oilmotor, HIGH); delay(key*2000); digitalWrite(oilmotor, LOW);
total_amount=3*key;
user1_amount=user1_amount-total_amount;
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“KEROSENE BALANCE”);lcd.setCursor(0, 1);
lcd.print(“IS “);lcd.print(user1_oil); delay(2000);
message1();total_amount=0;
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“swipe your”);lcd.setCursor(0, 1);lcd.print(“rfid”);
pc.println(“swipe your rfid”);
oil=1;
}
//MORE THAN ASKED
else {
lcd.clear();lcd.setCursor(0, 0); oil=0;
lcd.print(“reduce your “);lcd.setCursor(0, 1);lcd.print(“quantity & enter”);
pc.println(“reduce your quantity & enter”);
delay(1000);
}
}}
while(oil==0);
}
else {user=0;
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“swipe your”);lcd.setCursor(0, 1);lcd.print(“rfid”);
pc.println(“swipe your rfid”);
}
}
void rice1(void)
{
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“RICE BALANCE =”);lcd.print(user1_rice); delay(2000);
pc.print(“RICE BALANCE =”); pc.println(user1_rice);
if(user1_rice>0)//oil section
{
lcd.clear(); lcd.setCursor(0, 0); lcd.print(“ENTER rice”);
lcd.setCursor(0, 1); lcd.print(“QUANTITY “);
pc.println(“ENTER RICE QUANTITY “);
pc_data=0;
do
{
do
{
pc_data=softme();
}while(!(pc_data>’0′ && pc_data<‘:’));
key=pc_data-0x30;
if(user1_rice>0)
{
if(user1_rice>=key )
{
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“processing…..”);user=0;
user1_rice=user1_rice-key;
myservo1.write(20);
total_amount=2*key;
user1_amount=user1_amount-total_amount;
key=key*50;caliberate();
do{
displaydata();
lcd.setCursor(0, 1);lcd.print(y); lcd.print(” grams”);
}while(y<key);
myservo1.write(40);
message1(); total_amount=0;
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“RICE BALANCE =”);lcd.print(user1_rice); delay(2000);
pc.print(“RICE BALANCE =”); pc.println(user1_rice);
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“swipe your”);lcd.setCursor(0, 1);lcd.print(“rfid”);
pc.println(“swipe your rfid”);
oil=1;
}
//MORE THAN ASKED
else {
lcd.clear();lcd.setCursor(0, 0); oil=0;
lcd.print(“reduce your “);lcd.setCursor(0, 1);lcd.print(“quantity & enter”);
pc.println(“reduce your quantity & enter”);
delay(2000);
}
}}
while(oil==0);
}
else {user=0;
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“swipe your”);lcd.setCursor(0, 1);lcd.print(“rfid”);
pc.println(“swipe your rfid”);
}
}
void user2 (void)
{
lcd.clear();lcd.setCursor(0, 0);lcd.print(“ENTER “); lcd.print(“1-KEROSENE”);
lcd.setCursor(0, 1);lcd.print(“2-RICE”);
pc.println(“ENTER “); pc.println(“1-OIL 2-RICE”);
pc.println(“Enter key”);
pc_data=0;
do
{
pc_data=softme();
if(pc_data==’1′ || pc_data==’2′){pc.println(” “); pc.println(“key is correct”); }
else if(pc_data>10 && pc_data<250) { pc.println(” “);pc.println(“Enter correct key”);}
}while(!(pc_data==’1′ || pc_data==’2′));
if(pc_data==’1′)oil2();
else if(pc_data==’2′)rice2();
}
void oil2 (void)
{
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“KEROSENE BALANCE “);lcd.setCursor(0, 1);
lcd.print(“IS “);lcd.print(user2_oil); delay(2000);
pc.print(“KEROSENE BALANCE =”); pc.println(user2_oil);
if(user2_oil>0)//oil section
{
lcd.clear(); lcd.setCursor(0, 0); lcd.print(“ENTER KEROSENE “);
lcd.setCursor(0, 1); lcd.print(“QUANTITY “);
pc_data=0;
do
{
do
{
pc_data=softme();
}while(!(pc_data>’0′ && pc_data<‘:’));
key=pc_data-0x30;
if(user2_oil>0)
{
if(user2_oil >=key )
{
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“processing…..”);user=0;
user2_oil=user2_oil-key;digitalWrite(oilmotor, HIGH); delay(key*2000); digitalWrite(oilmotor, LOW);
total_amount=3*key;
user2_amount=user2_amount-total_amount;
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“KEROSENE BALANCE “);lcd.setCursor(0, 1);
lcd.print(“IS “);lcd.print(user2_oil);
pc.print(“KEROSENE BALANCE =”); pc.println(user2_oil);delay(2000);
message2(); total_amount=0;
oil=1;
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“swipe your”);lcd.setCursor(0, 1);lcd.print(“rfid”);
pc.println(“swipe your rfid”);
}
//MORE THAN ASKED
else {
lcd.clear();lcd.setCursor(0, 0); oil=0;
lcd.print(“reduce your “);lcd.setCursor(0, 1);lcd.print(“quantity & enter”);
pc.println(“reduce your quantity & enter”);
delay(2000);
}
}}
while(oil==0);
}
else {user=0;
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“swipe your”);lcd.setCursor(0, 1);lcd.print(“rfid”);
pc.println(“swipe your rfid”);
}
}
void rice2(void)
{
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“RICE BALANCE =”);lcd.print(user2_rice); delay(2000);
pc.print(“RICE BALANCE =”); pc.println(user2_rice);
if(user2_rice>0)//oil section
{
lcd.clear(); lcd.setCursor(0, 0); lcd.print(“ENTER rice”);
lcd.setCursor(0, 1); lcd.print(“QUANTITY “);
pc.println(“ENTER RICE QUANTITY “);
pc_data=0;
do
{
do
{
pc_data=softme();
}while(!(pc_data>’0′ && pc_data<‘:’));
key=pc_data-0x30;
if(user2_rice>0)
{
if(user2_rice>=key )
{
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“processing…..”);user=0;
user2_rice=user2_rice-key;
myservo1.write(20);
total_amount=2*key;
user2_amount=user2_amount-total_amount;
key=key*50;caliberate();
do{
displaydata();
lcd.setCursor(0, 1);lcd.print(y); lcd.print(” grams”);
}while(y<key);
myservo1.write(40);lcd.clear();lcd.setCursor(0, 0);
lcd.print(“RICE BALANCE =”);lcd.print(user2_rice); delay(2000);
pc.print(“RICE BALANCE =”); pc.println(user2_rice);
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“swipe your”);lcd.setCursor(0, 1);lcd.print(“rfid”);
pc.println(“swipe your rfid”);
message2(); total_amount=0;
total_amount=0;
oil=1;
}
//MORE THAN ASKED
else {
lcd.clear();lcd.setCursor(0, 0); oil=0;
lcd.print(“reduce your “);lcd.setCursor(0, 1);lcd.print(“quantity & enter”);
pc.println(“reduce your quantity & enter”);
delay(2000);
}
}}
while(oil==0);
}
else {user=0;
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“swipe your”);lcd.setCursor(0, 1);lcd.print(“rfid”);
pc.println(“swipe your rfid”);
}
}
void rfid(void)
{
if(rfidreader.available()>0)
{
rfid_data=rfidreader.read();
card1();
card2();
}
}
void card1(void)//card no.100069998C6C (PRINTED NO.10539308) //user 1//card1
{
if(rfid_data==’D’)
{
while(!(rfidreader.available()>0));
rfid_data=rfidreader.read();
if(rfid_data==’1′)//IF THIS CARD
{
lcd.clear(); lcd.setCursor(0, 0); lcd.print(“Enter password?”);
pc.println(“Enter password?”);
pc_data=0;
do
{
pc_data=softme();//READ DATA FROM KEYBOARD
if(pc_data==’7′){pc.println(” “); pc.println(“password is correct”); }
else if(pc_data>10 && pc_data<250) { pc.println(” “);pc.println(“Enter correct password”);}
}while(!(pc_data==’7′));
lcd.clear(); lcd.setCursor(0, 0); lcd.print(“NAME: ARUN”);
lcd.setCursor(0, 1);lcd.print(“TYPE : APL”);
pc.println(“NAME: ARUN”);
pc.println(“TYPE : APL”);
delay(3000);
user=1;
}}}
//card2
void card2(void)//card no.1000697BDDDF (PRINTED NO.10531709)
{
if(rfid_data==’E’){
while(!(rfidreader.available()>0));
rfid_data=rfidreader.read();
if(rfid_data==’5′) //IF THIS CARD
{
pc.println(“Enter password?”);
lcd.clear(); lcd.setCursor(0, 0); lcd.print(“Enter password?”);
pc_data=0;
do
{
pc_data=softme();//READ DATA FROM KEYBOARD
if(pc_data==’8′){pc.println(” “); pc.println(“password is correct”); }
else if(pc_data>10 && pc_data<250) { pc.println(” “);pc.println(“Enter correct password”);}
}while(!(pc_data==’8′));
lcd.clear(); lcd.setCursor(0, 0); lcd.print(“NAME : ABI”);
lcd.setCursor(0, 1);lcd.print(“TYPE : BPL”);
pc.println(“NAME : ABI”);
pc.println(“TYPE : BPL”);
user=2; delay(3000);
}}}
void lcdstart(void)
{
lcd.begin(16, 2);// set up the LCD’s number of columns and rows:
lcd.setCursor(0, 0);lcd.print(“SMART RATION”);// Print a message to the LCD.
lcd.setCursor(0, 1);lcd.print(“SYSTEM”);// Print a message to the LCD.
delay(1000);
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“swipe your”);lcd.setCursor(0, 1);lcd.print(“rfid”);
}
void message1(void)
{Serial.print(“AT+CMGF=1”);//TEXT MODE
Serial.write(0xd);//ENTER
delay(1000);
Serial.print(“AT+CMGS=”);
Serial.write(0X22);//”
Serial.print(“8281964863″);//NUMBER
Serial.write(0X22);//”
Serial.write(0xd);//ENTER
delay(1000);
Serial.print(“KEROSENE BALANCE IS “);Serial.print(user1_oil);
Serial.print(“,RICE BALANCE IS “);Serial.print(user1_rice);
Serial.print(” ,TOTAL AMOUNT IS “);Serial.print(total_amount);
Serial.print(” & BALANCE IS “);Serial.print(user1_amount);
Serial.write(0x1a);//CTRL+Z
}
void message2(void)
{
Serial.print(“AT+CMGF=1”);//TEXT MODE
Serial.write(0xd);//ENTER
delay(1000);
Serial.print(“AT+CMGS=”);
Serial.write(0X22);//”
Serial.print(“9562868357″);//NUMBER
Serial.write(0X22);//”
Serial.write(0xd);//ENTER
delay(1000);
Serial.print(“KEROSENE BALANCE IS “);Serial.print(user2_oil);
Serial.print(“,RICE BALANCE IS “);Serial.print(user2_rice);
Serial.print(“, TOTAL AMOUNT IS “);Serial.print(total_amount);
Serial.print(” & BALANCE IS “);Serial.print(user2_amount);
Serial.write(0x1a);//CTRL+Z
}
void messagereadinit(void)
{
Serial.print(“AT+CMGF=1”);//TEXT MODE
Serial.write(0xd);//ENTER
delay(1000);
circuit
PROGRAM
#include <LiquidCrystal.h>
#include <SoftwareSerial.h>
#include <Servo.h>
Servo myservo1;
SoftwareSerial pc(9, 10); // RX, TX
SoftwareSerial rfidreader(12, 13); // RX, TX
LiquidCrystal lcd(3, 4, 5, 6, 7, 8);//LCD RS-3,En-4,D4-5,D5- 6,D6-7,D7-8
#define oilmotor A2
#define DATAPIN A5 //Data pin
#define CLOCK A4 //ADS 7817 clock
int user=0;
char rfid_data,messgae_letter,pc_data;
int user1_oil=5,user2_oil=8;
int user1_rice=5,user2_rice=8;
int item_name;
int key;
int bonus;
int f;
char data;
int oil;
long int adcvalue,c,y,x,z;
int total_amount,user1_amount=25,user2_amount=40;
void setup()
{
pc.begin(9600);
pc.println(“SMART RATION SYSTEM”);
rfidreader.begin(9600);
Serial.begin(9600);
pinMode(oilmotor,OUTPUT);
myservo1.attach(A3); // attaches the servo on pin 9 to the servo
myservo1.write(40);
delay(400);
initspi();
lcdstart();
caliberate();
displaydata();
messagereadinit();
}
void loop()
{
//displaydata();
//delay(100);
if(user==0){rfid(); messageread();}
else if(user==1){user1 ();}
else if(user==2){user2 ();}
}
void user1 (void)
{
lcd.clear();lcd.setCursor(0, 0);lcd.print(“ENTER “); lcd.print(“1-KEROSENE”);
lcd.setCursor(0, 1);lcd.print(“2-RICE”);
pc.println(“ENTER “); pc.println(“1-KEROSENE 2-RICE”);
pc.println(“Enter key”);
pc_data=0;
do
{
pc_data=softme();//READ DATA FROM KEYBOARD
if(pc_data==’1′ || pc_data==’2′){pc.println(” “); pc.println(“key is correct”); }
else if(pc_data>10 && pc_data<250) { pc.println(” “);pc.println(“Enter correct key”);}
}while(!(pc_data==’1′ || pc_data==’2′));
if(pc_data==’1′)oil1();
else if(pc_data==’2′)rice1();
}
void oil1 (void)
{
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“KEROSENE BALANCE”);lcd.setCursor(0, 1);
lcd.print(“IS “);lcd.print(user1_oil);
pc.print(“KEROSENE BALANCE =”); pc.println(user1_oil);
delay(2000);
if(user1_oil>0)//oil section
{
lcd.clear(); lcd.setCursor(0, 0); lcd.print(“ENTER KEROSENE”);
lcd.setCursor(0, 1); lcd.print(“QUANTITY “);
pc.println(“ENTER KEROSENE QUANTITY “);
pc_data=0;
do
{
do
{
pc_data=softme();
}while(!(pc_data>’0′ && pc_data<‘:’));
key=pc_data-0x30;
if(user1_oil>0)
{
if(user1_oil >=key )
{
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“processing…..”);user=0;
user1_oil=user1_oil-key;digitalWrite(oilmotor, HIGH); delay(key*2000); digitalWrite(oilmotor, LOW);
total_amount=3*key;
user1_amount=user1_amount-total_amount;
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“KEROSENE BALANCE”);lcd.setCursor(0, 1);
lcd.print(“IS “);lcd.print(user1_oil); delay(2000);
message1();total_amount=0;
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“swipe your”);lcd.setCursor(0, 1);lcd.print(“rfid”);
pc.println(“swipe your rfid”);
oil=1;
}
//MORE THAN ASKED
else {
lcd.clear();lcd.setCursor(0, 0); oil=0;
lcd.print(“reduce your “);lcd.setCursor(0, 1);lcd.print(“quantity & enter”);
pc.println(“reduce your quantity & enter”);
delay(1000);
}
}}
while(oil==0);
}
else {user=0;
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“swipe your”);lcd.setCursor(0, 1);lcd.print(“rfid”);
pc.println(“swipe your rfid”);
}
}
void rice1(void)
{
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“RICE BALANCE =”);lcd.print(user1_rice); delay(2000);
pc.print(“RICE BALANCE =”); pc.println(user1_rice);
if(user1_rice>0)//oil section
{
lcd.clear(); lcd.setCursor(0, 0); lcd.print(“ENTER rice”);
lcd.setCursor(0, 1); lcd.print(“QUANTITY “);
pc.println(“ENTER RICE QUANTITY “);
pc_data=0;
do
{
do
{
pc_data=softme();
}while(!(pc_data>’0′ && pc_data<‘:’));
key=pc_data-0x30;
if(user1_rice>0)
{
if(user1_rice>=key )
{
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“processing…..”);user=0;
user1_rice=user1_rice-key;
myservo1.write(20);
total_amount=2*key;
user1_amount=user1_amount-total_amount;
key=key*50;caliberate();
do{
displaydata();
lcd.setCursor(0, 1);lcd.print(y); lcd.print(” grams”);
}while(y<key);
myservo1.write(40);
message1(); total_amount=0;
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“RICE BALANCE =”);lcd.print(user1_rice); delay(2000);
pc.print(“RICE BALANCE =”); pc.println(user1_rice);
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“swipe your”);lcd.setCursor(0, 1);lcd.print(“rfid”);
pc.println(“swipe your rfid”);
oil=1;
}
//MORE THAN ASKED
else {
lcd.clear();lcd.setCursor(0, 0); oil=0;
lcd.print(“reduce your “);lcd.setCursor(0, 1);lcd.print(“quantity & enter”);
pc.println(“reduce your quantity & enter”);
delay(2000);
}
}}
while(oil==0);
}
else {user=0;
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“swipe your”);lcd.setCursor(0, 1);lcd.print(“rfid”);
pc.println(“swipe your rfid”);
}
}
void user2 (void)
{
lcd.clear();lcd.setCursor(0, 0);lcd.print(“ENTER “); lcd.print(“1-KEROSENE”);
lcd.setCursor(0, 1);lcd.print(“2-RICE”);
pc.println(“ENTER “); pc.println(“1-OIL 2-RICE”);
pc.println(“Enter key”);
pc_data=0;
do
{
pc_data=softme();
if(pc_data==’1′ || pc_data==’2′){pc.println(” “); pc.println(“key is correct”); }
else if(pc_data>10 && pc_data<250) { pc.println(” “);pc.println(“Enter correct key”);}
}while(!(pc_data==’1′ || pc_data==’2′));
if(pc_data==’1′)oil2();
else if(pc_data==’2′)rice2();
}
void oil2 (void)
{
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“KEROSENE BALANCE “);lcd.setCursor(0, 1);
lcd.print(“IS “);lcd.print(user2_oil); delay(2000);
pc.print(“KEROSENE BALANCE =”); pc.println(user2_oil);
if(user2_oil>0)//oil section
{
lcd.clear(); lcd.setCursor(0, 0); lcd.print(“ENTER KEROSENE “);
lcd.setCursor(0, 1); lcd.print(“QUANTITY “);
pc_data=0;
do
{
do
{
pc_data=softme();
}while(!(pc_data>’0′ && pc_data<‘:’));
key=pc_data-0x30;
if(user2_oil>0)
{
if(user2_oil >=key )
{
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“processing…..”);user=0;
user2_oil=user2_oil-key;digitalWrite(oilmotor, HIGH); delay(key*2000); digitalWrite(oilmotor, LOW);
total_amount=3*key;
user2_amount=user2_amount-total_amount;
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“KEROSENE BALANCE “);lcd.setCursor(0, 1);
lcd.print(“IS “);lcd.print(user2_oil);
pc.print(“KEROSENE BALANCE =”); pc.println(user2_oil);delay(2000);
message2(); total_amount=0;
oil=1;
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“swipe your”);lcd.setCursor(0, 1);lcd.print(“rfid”);
pc.println(“swipe your rfid”);
}
//MORE THAN ASKED
else {
lcd.clear();lcd.setCursor(0, 0); oil=0;
lcd.print(“reduce your “);lcd.setCursor(0, 1);lcd.print(“quantity & enter”);
pc.println(“reduce your quantity & enter”);
delay(2000);
}
}}
while(oil==0);
}
else {user=0;
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“swipe your”);lcd.setCursor(0, 1);lcd.print(“rfid”);
pc.println(“swipe your rfid”);
}
}
void rice2(void)
{
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“RICE BALANCE =”);lcd.print(user2_rice); delay(2000);
pc.print(“RICE BALANCE =”); pc.println(user2_rice);
if(user2_rice>0)//oil section
{
lcd.clear(); lcd.setCursor(0, 0); lcd.print(“ENTER rice”);
lcd.setCursor(0, 1); lcd.print(“QUANTITY “);
pc.println(“ENTER RICE QUANTITY “);
pc_data=0;
do
{
do
{
pc_data=softme();
}while(!(pc_data>’0′ && pc_data<‘:’));
key=pc_data-0x30;
if(user2_rice>0)
{
if(user2_rice>=key )
{
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“processing…..”);user=0;
user2_rice=user2_rice-key;
myservo1.write(20);
total_amount=2*key;
user2_amount=user2_amount-total_amount;
key=key*50;caliberate();
do{
displaydata();
lcd.setCursor(0, 1);lcd.print(y); lcd.print(” grams”);
}while(y<key);
myservo1.write(40);lcd.clear();lcd.setCursor(0, 0);
lcd.print(“RICE BALANCE =”);lcd.print(user2_rice); delay(2000);
pc.print(“RICE BALANCE =”); pc.println(user2_rice);
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“swipe your”);lcd.setCursor(0, 1);lcd.print(“rfid”);
pc.println(“swipe your rfid”);
message2(); total_amount=0;
total_amount=0;
oil=1;
}
//MORE THAN ASKED
else {
lcd.clear();lcd.setCursor(0, 0); oil=0;
lcd.print(“reduce your “);lcd.setCursor(0, 1);lcd.print(“quantity & enter”);
pc.println(“reduce your quantity & enter”);
delay(2000);
}
}}
while(oil==0);
}
else {user=0;
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“swipe your”);lcd.setCursor(0, 1);lcd.print(“rfid”);
pc.println(“swipe your rfid”);
}
}
void rfid(void)
{
if(rfidreader.available()>0)
{
rfid_data=rfidreader.read();
card1();
card2();
}
}
void card1(void)//card no.100069998C6C (PRINTED NO.10539308) //user 1//card1
{
if(rfid_data==’D’)
{
while(!(rfidreader.available()>0));
rfid_data=rfidreader.read();
if(rfid_data==’1′)//IF THIS CARD
{
lcd.clear(); lcd.setCursor(0, 0); lcd.print(“Enter password?”);
pc.println(“Enter password?”);
pc_data=0;
do
{
pc_data=softme();//READ DATA FROM KEYBOARD
if(pc_data==’7′){pc.println(” “); pc.println(“password is correct”); }
else if(pc_data>10 && pc_data<250) { pc.println(” “);pc.println(“Enter correct password”);}
}while(!(pc_data==’7′));
lcd.clear(); lcd.setCursor(0, 0); lcd.print(“NAME: ARUN”);
lcd.setCursor(0, 1);lcd.print(“TYPE : APL”);
pc.println(“NAME: ARUN”);
pc.println(“TYPE : APL”);
delay(3000);
user=1;
}}}
//card2
void card2(void)//card no.1000697BDDDF (PRINTED NO.10531709)
{
if(rfid_data==’E’){
while(!(rfidreader.available()>0));
rfid_data=rfidreader.read();
if(rfid_data==’5′) //IF THIS CARD
{
pc.println(“Enter password?”);
lcd.clear(); lcd.setCursor(0, 0); lcd.print(“Enter password?”);
pc_data=0;
do
{
pc_data=softme();//READ DATA FROM KEYBOARD
if(pc_data==’8′){pc.println(” “); pc.println(“password is correct”); }
else if(pc_data>10 && pc_data<250) { pc.println(” “);pc.println(“Enter correct password”);}
}while(!(pc_data==’8′));
lcd.clear(); lcd.setCursor(0, 0); lcd.print(“NAME : ABI”);
lcd.setCursor(0, 1);lcd.print(“TYPE : BPL”);
pc.println(“NAME : ABI”);
pc.println(“TYPE : BPL”);
user=2; delay(3000);
}}}
void lcdstart(void)
{
lcd.begin(16, 2);// set up the LCD’s number of columns and rows:
lcd.setCursor(0, 0);lcd.print(“SMART RATION”);// Print a message to the LCD.
lcd.setCursor(0, 1);lcd.print(“SYSTEM”);// Print a message to the LCD.
delay(1000);
lcd.clear();lcd.setCursor(0, 0);
lcd.print(“swipe your”);lcd.setCursor(0, 1);lcd.print(“rfid”);
}
void message1(void)
{Serial.print(“AT+CMGF=1”);//TEXT MODE
Serial.write(0xd);//ENTER
delay(1000);
Serial.print(“AT+CMGS=”);
Serial.write(0X22);//”
Serial.print(“8281964863″);//NUMBER
Serial.write(0X22);//”
Serial.write(0xd);//ENTER
delay(1000);
Serial.print(“KEROSENE BALANCE IS “);Serial.print(user1_oil);
Serial.print(“,RICE BALANCE IS “);Serial.print(user1_rice);
Serial.print(” ,TOTAL AMOUNT IS “);Serial.print(total_amount);
Serial.print(” & BALANCE IS “);Serial.print(user1_amount);
Serial.write(0x1a);//CTRL+Z
}
void message2(void)
{
Serial.print(“AT+CMGF=1”);//TEXT MODE
Serial.write(0xd);//ENTER
delay(1000);
Serial.print(“AT+CMGS=”);
Serial.write(0X22);//”
Serial.print(“9562868357″);//NUMBER
Serial.write(0X22);//”
Serial.write(0xd);//ENTER
delay(1000);
Serial.print(“KEROSENE BALANCE IS “);Serial.print(user2_oil);
Serial.print(“,RICE BALANCE IS “);Serial.print(user2_rice);
Serial.print(“, TOTAL AMOUNT IS “);Serial.print(total_amount);
Serial.print(” & BALANCE IS “);Serial.print(user2_amount);
Serial.write(0x1a);//CTRL+Z
}
void messagereadinit(void)
{
Serial.print(“AT+CMGF=1”);//TEXT MODE
Serial.write(0xd);//ENTER
delay(1000);