Jose GiacopiniKatherine Puckett
Published

Teacher Tracker

If you want to know when a professor comes back to his/her office so you can ask annoying questions then this an option

IntermediateFull instructions provided5 hours501
Teacher Tracker

Things used in this project

Hardware components

Photon
Particle Photon
×1
PIR Motion Sensor (generic)
PIR Motion Sensor (generic)
The particle maker kit sensor works great, however any generic PIR sensor could possibly
×1

Software apps and online services

Google Sheets
Google Sheets

Story

Read more

Schematics

Photon to PIR sensor

Battery pack attachment is not shown.
Photon pir diagram mabtelnamz

Interior Construct

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Exterior Construct

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Message

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Video

This is the full video explanation

Motion Sense Graph

This graph is a live feed of the motion sensor that gives a timestamp when it is activated.

Code

Motion Sensor

JSON
// This #include statement was automatically added by the Particle IDE.
#include "lib1.h"

int inputPin = D0;              // choose the input pin (for PIR sensor)
int ledPin = D1;                // LED Pin
int pirState = LOW;             // we start, assuming no motion detected
int val = 0;                    // variable for reading the pin status

int calibrateTime = 10000;      // wait for the thingy to calibrate

void setup()
{
  pinMode(ledPin, OUTPUT);
  pinMode(inputPin, INPUT);     // declare sensor as input

}

void loop()
{

  // if the sensor is calibrated
  if ( calibrated() )
  {
  // get the data from the sensor
    readTheSensor();

    // report it out, if the state has changed
    reportTheData();
  }
}

void readTheSensor() {
  val = digitalRead(inputPin);
}

bool calibrated() {
  return millis() - calibrateTime > 0;
}

void reportTheData() {

  // if the sensor reads high
  // or there is now motion
  if (val == HIGH) {
      
    // the current state is no motion
    // i.e. it's just changed
    // announce this change by publishing an eent
    if (pirState == LOW) {
      // we have just turned on
      Particle.publish("Motion Detected", "Motion Detected", PRIVATE);
      // Update the current state
      pirState = HIGH;
      setLED( pirState );
    String tempMessage = "1";
    Particle.publish("googleDocs", "{\"my-name\":\"" + tempMessage + "\"}", 60, PRIVATE);
    Particle.publish("pushbullet", "Teacher Tracker: your teacher is back. RUN!", 60, PRIVATE);
    }
  } else {
    if (pirState == HIGH) 
      // we have just turned of
      // Update the current state
      pirState = LOW;
      setLED( pirState );
    }
  }
 void setLED( int state )
{
  digitalWrite( ledPin, state );
}
void publish() {
// Get some data
String data = String(10);
// Trigger the integration
Particle.publish("Motion detected", data, PRIVATE);
// Wait 60 seconds
delay(60000);
}

Alert

JSON
int inputPin = D0;              // choose the input pin (for PIR sensor)
int ledPin = D7;                // LED Pin
int pirState = LOW;             // we start, assuming no motion detected
int val = 0;                    // variable for reading the pin status

void setup()
    {
        Particle.subscribe("Motion Detected", data, MY_DEVICES);
    }

void data (const char *event, const char *data){
    
        if(strcmp(data, "Motion Recieved")==0)
    {
            digitalWrite (ledPin, HIGH);
            Serial.println("Motion Recieved");
    }
}

Credits

Jose Giacopini

Jose Giacopini

1 project • 0 followers
It's always fine
Contact
Katherine Puckett

Katherine Puckett

1 project • 0 followers
Contact

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