#include "mbed.h"
#include "TextLCD.h"
#include <string>
int nsum=10;
DigitalOut myled(LED1);
DigitalOut led_pin1(P10_12);
DigitalIn moisture_sensor(P4_7);
DigitalIn IR_sensor(P4_6);
DigitalOut led_pin3(P8_15);
DigitalOut led_pin2(P10_14) ;
DigitalIn PIR_pin(P10_15) ;
DigitalIn Flame_sensor(P4_5);
DigitalOut Buzzer(P10_13);
AnalogIn LDR_pin(P1_8) ;
AnalogIn temp(P1_9);
AnalogIn LM35(P1_10);
AnalogIn MQ6_Sensor(P1_11);
AnalogIn humidity(P1_13);
AnalogIn LDR_pin2(P1_15) ;
// for connecting to Fan
DigitalOut Exchaust_Fan_pin(P8_14) ;
Serial pc(USBTX, USBRX); // tx, rx // pc comunication
Serial SIM900(P8_13, P8_11); //tx =P8_13, rx = P8_11 of Renesas GR Peach SIM 900 to be connected to Serial 5
string result;
char x;
float sensorValue2 = 0.0;
float sensorValue3 = 0.0;
TextLCD lcd(P2_0, P2_1, P2_2, P2_3, P2_4, P2_5 ); // rs, e, d4-d7 , connect to GR Peach
/*
The circuit:
* LCD RS pin to digital pin GR Peach P2_0
* LCD Enable pin to digital GR Peach P2_1
* LCD D0 pin to digital GR Peach P2_2
* LCD D1 pin to digital GR Peach P2_3
* LCD D2 pin to digital GR Peach P2_4
* LCD D3 pin to digital GR Peach P2_5
* LCD R/W pin to ground
* LCD VSS pin to ground
* LCD VCC pin to 5V
* ends to +5V and ground
* Using 10K resistor (pot):wiper to LCD VO pin (pin 3)
*/
void clearString()
{
result.clear();
}
void callback_rx() {
while (SIM900.readable()) {
x = SIM900.getc();
result += x;
pc.putc(x); // print the answer from SIM900
}
}
void sendSMS()
{
clearString();
SIM900.printf("AT\r"); //at Command
wait_ms(1000);
clearString();
SIM900.printf("AT+CMGF=1\r"); //at command for send sms
wait_ms(1000);
clearString();
wait_ms(1000);
SIM900.printf("AT+CMGS=");
SIM900.putc('"');
SIM900.printf("+918553472606");
SIM900.putc('"');
SIM900.printf("\r");
wait_ms(1000);
SIM900.printf("Hi, Welcome to GR Peach Design Contest Project Demo: GR Peach based Smart Home Food storage Maintenance and
Monitoring Safety Alert System");
wait_ms(1000);
SIM900.putc(0x1A);
wait_ms(5000);
}
void sendSMS1()
{
clearString();
SIM900.printf("AT\r"); //at Command
wait_ms(1000);
clearString();
SIM900.printf("AT+CMGF=1\r"); //at command for send sms
wait_ms(1000);
clearString();
wait_ms(1000);
SIM900.printf("AT+CMGS=");
SIM900.putc('"');
SIM900.printf("+918553472606");
SIM900.putc('"');
SIM900.printf("\r");
wait_ms(1000);
SIM900.printf("Hi Saleem: GR Peach based Smart Home Food storage Maintenance and Monitoring Safety Alert System is Ready for
the demonstration.");
wait_ms(1000);
SIM900.putc(0x1A);
wait_ms(5000);
}
void sendSMS_Fire_Alert()
{
clearString();
SIM900.printf("AT\r"); //at Command
wait_ms(1000);
clearString();
SIM900.printf("AT+CMGF=1\r"); //at command for send sms
wait_ms(1000);
clearString();
wait_ms(1000);
SIM900.printf("AT+CMGS=");
SIM900.putc('"');
SIM900.printf("+918553472606");
SIM900.putc('"');
SIM900.printf("\r");
wait_ms(1000);
SIM900.printf("Hi Saleem: Alert: Fire has been detected in the Kitchen, take neccessary Action.");
wait_ms(1000);
SIM900.putc(0x1A);
wait_ms(5000);
}
void sendSMS_Smoke_LPG_Alert()
{
clearString();
SIM900.printf("AT\r"); //at Command
wait_ms(1000);
clearString();
SIM900.printf("AT+CMGF=1\r"); //at command for send sms
wait_ms(1000);
clearString();
wait_ms(1000);
SIM900.printf("AT+CMGS=");
SIM900.putc('"');
SIM900.printf("+918553472606");
SIM900.putc('"');
SIM900.printf("\r");
wait_ms(1000);
SIM900.printf("Hi Saleem: Alert, LPG Gas leakage and Smoke has been Detected, Alert. Buzzer is on, Exchaust Fan turned on.");
wait_ms(1000);
SIM900.putc(0x1A);
wait_ms(5000);
}
void sendSMS_Alert_utensil1()
{
clearString();
SIM900.printf("AT\r"); //at Command
wait_ms(1000);
clearString();
SIM900.printf("AT+CMGF=1\r"); //at command for send sms
wait_ms(1000);
clearString();
wait_ms(1000);
SIM900.printf("AT+CMGS=");
SIM900.putc('"');
SIM900.printf("+918553472606");
SIM900.putc('"');
SIM900.printf("\r");
wait_ms(1000);
SIM900.printf("Hi Saleem, Food Storage in Utensil 1 : Ragi is below the threshold Level, Kindly Check");
wait_ms(1000);
SIM900.putc(0x1A);
wait_ms(5000);
}
void sendSMS_Alert_utensil2()
{
clearString();
SIM900.printf("AT\r"); //at Command
wait_ms(1000);
clearString();
SIM900.printf("AT+CMGF=1\r"); //at command for send sms
wait_ms(1000);
clearString();
wait_ms(1000);
SIM900.printf("AT+CMGS=");
SIM900.putc('"');
SIM900.printf("+918553472606");
SIM900.putc('"');
SIM900.printf("\r");
wait_ms(1000);
SIM900.printf("Hi Saleem, Food Storage in Utensil 2 : Rice is below the threshold Level, Kindly Check");
wait_ms(1000);
SIM900.putc(0x1A);
wait_ms(5000);
}
void sendSMS_Alert_utensil3()
{
clearString();
SIM900.printf("AT\r"); //at Command
wait_ms(1000);
clearString();
SIM900.printf("AT+CMGF=1\r"); //at command for send sms
wait_ms(1000);
clearString();
wait_ms(1000);
SIM900.printf("AT+CMGS=");
SIM900.putc('"');
SIM900.printf("+918553472606");
SIM900.putc('"');
SIM900.printf("\r");
wait_ms(1000);
SIM900.printf("Hi Saleem, Food Storage in Utensil 3 : Liquid(Oil) Level is below the threshold Level, Kindly Check");
wait_ms(1000);
SIM900.putc(0x1A);
wait_ms(5000);
}
int main()
{
float tempC,tempF,a[10],avg;
int i ;
Buzzer = 0 ;
led_pin1 = 0;
led_pin2 = 0;
led_pin3 = 0;
Exchaust_Fan_pin = 0 ;
// Messages on Terminal Appication
pc.printf( "Hi, Welcome to Project Demo of Renesas GR Peach India Design Contest: \n");
wait(2.2);
pc.printf( "GR Peach based Smart Home Food storage Maintenance and Monitoring Safety Alert System : \n");
pc.printf( " \n");
// pc.printf("\r\n Hi Saleem, Welcome to GSM 900 SMS Sending TEST using GR Peach \n");
// Messages on LCD 16x2
lcd.printf("Renesas GR Peach");
lcd.printf("Design Contest !\n");
pc.printf("Hello Saleem, 16x2 LCD is working \n") ;
wait(5.0) ;
SIM900.attach(&callback_rx);
SIM900.baud(9600); //
wait_ms(100);
sendSMS(); // SEND Welcome SMS
pc.printf("Hi Saleem, Welcome Message is Sent to your Mobile No : \n") ;
while(1)
{
// Messages on LCD 16x2
lcd.printf("*GR Peach SMART*\n");
lcd.printf("HomeFood Monitor\n");
wait_ms(10);
sendSMS1(); // SEND SMS
wait_ms(100);
pc.printf( " Project Demo of : GR Peach based Smart Home Food storage Maintenance and Monitoring Safety Alert System : \n");
myled = 1;
wait(0.2);
myled = 0;
wait(0.2);
pc.printf(" Success: LEDs On-Off Test is Successful: \n");
// Automatic Room Light -Using LDR
pc.printf( " Smart Kitchen: Automatic Kitchen Room Light Monitoring using LDR \n");
wait(6.0) ;
for (int j=0 ; j<2 ; j++)
{
if(LDR_pin < 0.1)
{
pc.printf(" Light intensity is low So turning on LED (%f) \n", LDR_pin.read());
led_pin1 = 1;
wait (32.0) ;
}
else
{
pc.printf(" Light intensity is High So turning off the LED (%f) \n", LDR_pin.read());
led_pin1 = 0;
wait (17.0) ;
}
} // end of for loop
// Human Motion Detecion Program
pc.printf( " Automatic Human Motion Detection using PIR Sensor \n");
wait(2.2) ;
for (int j=0 ; j<2 ; j++)
{
if(PIR_pin == 1 )
{
pc.printf("Human Motion is Detected So turning on LED bulb(%f) \n", PIR_pin.read());
led_pin2 = 1;
wait (24.0) ;
}
else
{
pc.printf(" Human Motion is Not Detected So turning off the LED bulb (%f) \n", PIR_pin.read());
led_pin2 = 0;
wait (12.0) ;
}
} // end of for loop
// Flame Sensor Program to detect Fire
pc.printf("Flame Sensor is Active now...\n");
wait(2.2) ;
for (int j=0 ; j<2 ; j++)
{
if(Flame_sensor == 1)
{
Buzzer = 1; // turn on Buzzer
pc.printf("Flame Sensor has Detected Fire, Buzzer is on...\n");
wait(15.2) ;
Buzzer = 1;
led_pin3=1 ;
lcd.printf("*Alert: Fire *\n");
lcd.printf("Fire is Detected\n");
wait_ms(10);
sendSMS_Fire_Alert(); // SEND SMS for Fire Alert
pc.printf("Hi Saleem, Alert SMS is Sent to your Mobile No regarding Fire Detection: \n") ;
wait(12.0) ;
}
else
{
Buzzer = 0 ;
pc.printf("Flame Sensor Didnot Detect the Fire..\n");
led_pin3=0 ;
wait(9.2);
}
} // end of for loop
// MQ6 Smoke GAS Sensor Program
for (int j=0 ; j<2 ; j++)
{
pc.printf("MQ6 Sensors started reading...\n");
pc.printf("Sensor value= 0x%4x, percentage= %3.3f%%\n\r",MQ6_Sensor.read(), MQ6_Sensor.read()*100.0f);
wait(2.2) ;
if(MQ6_Sensor > 0.08)
{
Buzzer = 1; // > 0.08 * Vcc wil turn on Buzzer ie, 0.08*5=0.4 will turn on Buzzer
pc.printf("MQ6 Sensors Detected Smoke or GAS leakage, Buzzer is on...\n");
wait(16.2) ;
Buzzer = 1;
Exchaust_Fan_pin = 1 ;
led_pin3=0;
lcd.printf("*Alert: LPG GAS*\n");
lcd.printf("SMOKEis Detected\n");
wait (9.2);
sendSMS_Smoke_LPG_Alert(); // SMS for Alert on Smoke and LPG Gas leakage
wait(3.2) ;
pc.printf("Hi Saleem, Alert SMS is Sent to your Mobile No regarding LPG Gas leakage and Smoke Detection: \n") ;
}
else
{
Buzzer = 0 ;
led_pin3 = 0 ;
pc.printf("MQ6 Sensors Didnot Detected Smoke or GAS leakage.\n");
wait(13.2);
}
} // end of for loop
// Temparature LM35 Sensor Program
avg=0;
for(i=0;i<10;i++)
{
a[i]=LM35.read();
wait(.02);
}
for(i=0;i<10;i++)
{
avg=avg+(a[i]/10);
}
tempC=(avg*3.685503686*100);
tempF=(9.0*tempC)/5.0 + 32.0;
lcd.locate(0,0);
lcd.printf(" Temperature ");
lcd.locate(0,1);
lcd.printf("%.2f C %.2f F",tempC,tempF);
pc.printf( "The Temperature Recorded using LM35 Sensor is :%.2f C and %.2f F \n",tempC,tempF);
wait(15.5);
// Humidity Sensor Program
for (int i=0;i<nsum;i++)
{
// lcd.cls();
sensorValue2 += humidity.read();
// lcd.locate(0,0);
// lcd.printf("p20=%5.3f",sensorValue2);
sensorValue3 += temp.read();
// lcd.locate(0,1);
// lcd.printf("p19=%5.3f",sensorValue3);
// wait(2.0);
}
float sensorValue2Avg= sensorValue2/(float)nsum;
float RH= 30.855*sensorValue2Avg*3.3-11.504;
float sensorValue3Avg= sensorValue3/(float)nsum;
float Vt=(float) sensorValue3Avg*3.3;
float R=(5.0-Vt)*10.0/Vt;
float TinC=0.0037*R*R - 0.9876*R + 65.573;
pc.printf( "The Temperature and Humidity Recorded using Humidity Sensor HSM20G Sensor is: \n");
wait(15.0);
lcd.cls();
lcd.locate(0,0);
lcd.printf("RH =%3.1f[per]",RH);
pc.printf("Humidity is : RH =%3.2f[per]\n",RH);
lcd.locate(0,1);
lcd.printf("Temp=%3.1f[deg]",TinC);
pc.printf("Temperature in Degree Celsius : Temp= %3.2f[deg]\n",TinC);
wait(12.0);
sensorValue2 = 0.0;
sensorValue3 = 0.0;
// Program for Utensil 1 with LDR
for (int j=0 ; j<2 ; j++)
{
{
pc.printf( " Food Grains Level Monitoring in Utensil 1 using LDR \n");
if(LDR_pin2 < 0.1)
{
pc.printf(" Light intensity is low Hence Food Grain Level is upto Threshold Level : : Light Intensity (%f) \n", LDR_pin2.read());
led_pin3 = 0;
pc.printf(" No Need for Alert SMS \n") ;
wait(12.5);
}
else
{
pc.printf(" Light intensity is High: Food Grains Storage Level is Below the Threshold level : Light Intensity (%f) \n",
LDR_pin2.read());
led_pin3 = 1;
pc.printf(" Triggering Alert SMS : Food Grain In Utensil 1 below Threshold Level \n") ;
wait(20.5);
lcd.printf("*Alert: Utensil1\n");
lcd.printf("Below THR Level \n");
wait(13.0);
SIM900.attach(&callback_rx);
SIM900.baud(9600); //
wait_ms(100);
sendSMS_Alert_utensil1(); // SMS for Alter on Status of Utensil 1
pc.printf("Hi Saleem, Alert SMS is Sent to your Mobile No regarding : Food Grain In Utensil 1 below Threshold Level. \n") ;
wait(16.5);
}
} // end of Utensil 1
}// end of for loop
// IR Sensor Program for Utensil 2
for (int j=0 ; j<2 ; j++)
{
{
pc.printf( " Food Grains Level Monitoring in Utensil 2 using IR Sensor \n");
if(IR_sensor == 1)
{
pc.printf("Obstacle is detected Hence the Food Grain is Above threshold Level \n");
led_pin3 = 0;
pc.printf(" No Need for Alert SMS \n") ;
wait(16.5);
}
else
{
pc.printf("Obstacle is Not detected Hence the Food Grain is Below threshold Level \n");
led_pin3 = 1;
pc.printf(" Triggering Alert SMS : Food Grain In Utensil 2 is below Threshold Level \n") ;
lcd.printf("*Alert: Utensil2\n");
lcd.printf("*Below THR Level\n");
wait(23.0);
SIM900.attach(&callback_rx);
SIM900.baud(9600); //
wait_ms(100);
sendSMS_Alert_utensil2(); // SMS for Alert on Status of Utensil 2
pc.printf("Hi Saleem, Alert SMS is Sent to your Mobile No regarding : Food Grain In Utensil 2 is below Threshold Level\n") ;
wait(12.5);
}
} // end of Utensil 2
} // end of for loop
// Moisture Sensor Program for Utensil 3
for (int j=0 ; j<2 ; j++)
{
{
pc.printf("Moisture Sensor determining the Threshold Level Status of the Liquid in Utensil 3\n");
if(moisture_sensor == 0)
{
pc.printf("Moisture Sensor detected the Moisture Hence the Liquid is Above threshold Level\n");
led_pin3 = 0;
pc.printf(" No Need for Alert SMS \n") ;
wait(13.5);
}
else
{
pc.printf("Moisture Sensor Didnot detect the Moisture Hence Liquid(oil) is below threshold Level \n");
led_pin3 = 1;
pc.printf(" Triggering Alert SMS : Food Oil (Liquid) In Utensil 3 is below Threshold Level \n") ;
wait(10.2);
lcd.printf("*Alert: Utensil3\n");
lcd.printf("*Below THR Level\n");
wait(33.0);
SIM900.attach(&callback_rx);
SIM900.baud(9600); //
wait_ms(100);
sendSMS_Alert_utensil3(); // SMS for Alert on Status of Utensil 3
pc.printf("Hi Saleem, Alert SMS is Sent to your Mobile No regarding the Food Oil (Liquid) In Utensil 3 is below Threshold Level :
\n") ;
wait(13.5);
}
} // end of Utensil 3
} // end of for loop
} // end of While loop
} // End of Main