KAMAL DAS
Published © GPL3+

GPS based AIR News Broadcast System

GPS based Timer for broadcasting All India Radio ( Akashvani) at distress places where public are staying in LockDown.

IntermediateFull instructions provided1 hour19
GPS based AIR News Broadcast System

Things used in this project

Story

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Schematics

GPS based Timer IST Clock to turn on and off the Radio Set

Code

GPS based Timer IST Clock

C/C++
Connect all parts as per circuit diagram and then upload the code.
#include <TinyGPS++.h>
#include <SoftwareSerial.h>
/*
   This sample sketch demonstrates the normal use of a TinyGPS++ (TinyGPSPlus) object.
   It requires the use of SoftwareSerial, and assumes that you have a
   4800-baud serial GPS device hooked up on pins 4(rx) and 3(tx).
*/
static const int RXPin = 4, TXPin = 3;
static const uint32_t GPSBaud = 9600;

// The TinyGPS++ object
TinyGPSPlus gps;

// The serial connection to the GPS device
SoftwareSerial ss(RXPin, TXPin);
//const int TimeZone = +5; 
void setup()
{
  Serial.begin(57600);
  ss.begin(GPSBaud);
 pinMode(13, OUTPUT);
}

void loop()
{
  // This sketch displays information every time a new sentence is correctly encoded.
  while (ss.available() > 0)
    if (gps.encode(ss.read()))
     displayInfo();

  if (millis() > 5000 && gps.charsProcessed() < 10)
  {
    Serial.println(F("No GPS detected: check wiring."));
    while(true);
  }
}
void displayInfo()// showing display to serial
{
delay(100);
//  Serial.print(F(" "));
  if (gps.time.isValid())
  {
   int hr= (gps.time.hour()+5);
   if(hr >12)
   {
    hr-=12;
   }

   
   int mn= (gps.time.minute()+30);
   if(mn>59)
   {
    mn -=60;
   }
  
   int sec= (gps.time.second());
   // display ////////////////////////////////////////////////
   // if (hr < 9) Serial.print(F("0"));
    if(gps.time.minute()>29 ) Serial.print (hr+=1); 
   else 
   {
   Serial.print (hr);
   }
   
    Serial.print(F(":"));
    if (mn < 10) Serial.print(F("0"));
    Serial.print(mn);
   
    Serial.print(F("\n"));
  //////////////////////////////////// ADJUSTING TIMER AS PER SCHEDULE/////////////////  
     if ((hr == 6)or(hr == 7)or(hr == 8)or(hr == 9)or(hr == 10)or(hr == 11))   
    digitalWrite (13, HIGH);  
     if (mn > 9)
    digitalWrite (13, LOW); 
 //////////////////////////////////////SPECIAL SCHEDULE////////////////////////////////////   
      if ((hr == 8) and (mn == 54))
       digitalWrite (13, HIGH);  
      if ((hr == 8) and (mn == 55))
    digitalWrite (13, HIGH);  
  // else 
 //  {
// digitalWrite (13, LOW); 
//    }
}
}
 

Credits

KAMAL DAS

KAMAL DAS

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