Gopal Nair / Mbed 2 deprecated PIR_Sensor_wifi

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Dependencies:   ESP8266_eduvance_shield mbed

Fork of PIR_Sensor_wifi by Mona Khanafriboor

main.cpp@1:6c0345c34efb, 2016-05-14 (annotated)

Committer:
naray23
Date:
Sat May 14 08:00:46 2016 +0000
Revision:
1:6c0345c34efb
Parent:
0:bab4cf7cdda8 
sIMPLE CHANGES

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mokhanaf 0:bab4cf7cdda8 1
mokhanaf 0:bab4cf7cdda8 2 // PIR Motion Sensor Alarm + ESP8622 WiFi Module + FRDM-k64f
mokhanaf 0:bab4cf7cdda8 3 //PIR sensor can detect change on its surrounding by measuring the change of infra red
mokhanaf 0:bab4cf7cdda8 4 // Then will send high=1 to the FRDM-k64f to flash the LED, Run the Buzzer,
mokhanaf 0:bab4cf7cdda8 5 //Send information through UART serial Port to Tera Term and display how many motion been
mokhanaf 0:bab4cf7cdda8 6 //detected,also will send information to Thingspeak IoT website using WiFi connection
mokhanaf 0:bab4cf7cdda8 7
mokhanaf 0:bab4cf7cdda8 8
mokhanaf 0:bab4cf7cdda8 9
mokhanaf 0:bab4cf7cdda8 10 #include "mbed.h"
mokhanaf 0:bab4cf7cdda8 11 #include "ESP8266.h"
naray23 1:6c0345c34efb 12
naray23 1:6c0345c34efb 13 #define APIKEY YTDILMQL53ASDCJ4
mokhanaf 0:bab4cf7cdda8 14
mokhanaf 0:bab4cf7cdda8 15 Serial pc(USBTX,USBRX);
mokhanaf 0:bab4cf7cdda8 16 DigitalOut Buzzer(D10); // output
mokhanaf 0:bab4cf7cdda8 17 PwmOut LED(D13); // flashing the led
mokhanaf 0:bab4cf7cdda8 18 DigitalIn inputPin(D2); // pir senor input
mokhanaf 0:bab4cf7cdda8 19 DigitalOut redled(LED1);
naray23 1:6c0345c34efb 20 ESP8266 wifi(PTE0, PTE1, 115200); // baud rate for wifi
mokhanaf 0:bab4cf7cdda8 21 char snd[255],rcv[1000];
mokhanaf 0:bab4cf7cdda8 22
mokhanaf 0:bab4cf7cdda8 23 #define IP "184.106.153.149" // thingspeak.com IP Address
mokhanaf 0:bab4cf7cdda8 24
mokhanaf 0:bab4cf7cdda8 25 int val = 0; // value to holed the high/low info from pir from pin D2
mokhanaf 0:bab4cf7cdda8 26 int cnt = 0; // counter for motion
mokhanaf 0:bab4cf7cdda8 27 //String thingtweetAPIKey = "TTEVLP931ODJ5GMT";
mokhanaf 0:bab4cf7cdda8 28
mokhanaf 0:bab4cf7cdda8 29 /************ WiFi INTIALIZATION *********/
mokhanaf 0:bab4cf7cdda8 30
mokhanaf 0:bab4cf7cdda8 31 void wifi_initialize(void);
mokhanaf 0:bab4cf7cdda8 32 void wifi_send(void);
mokhanaf 0:bab4cf7cdda8 33
mokhanaf 0:bab4cf7cdda8 34 int main () {
mokhanaf 0:bab4cf7cdda8 35
naray23 1:6c0345c34efb 36 pc.baud(9600);
mokhanaf 0:bab4cf7cdda8 37 pc.printf("SET mode to AP\r\n");
mokhanaf 0:bab4cf7cdda8 38 wifi.SetMode(1); // set ESP mode to 1
mokhanaf 0:bab4cf7cdda8 39 wifi.RcvReply(rcv, 1000); //receive a response from ESP
mokhanaf 0:bab4cf7cdda8 40 pc.printf("%s",rcv); //Print the response onscreen
mokhanaf 0:bab4cf7cdda8 41 pc.printf("Conneting to AP\r\n");
naray23 1:6c0345c34efb 42 wifi.Join("VESCAMPUS", "1234@abcd"); // Your wifi username & Password
mokhanaf 0:bab4cf7cdda8 43 wifi.RcvReply(rcv, 1000); //receive a response from ESP
mokhanaf 0:bab4cf7cdda8 44 pc.printf("%s", rcv); //Print the response onscreen
mokhanaf 0:bab4cf7cdda8 45 wait(8); //waits for response from ESP
mokhanaf 0:bab4cf7cdda8 46 pc.printf("Getting IP\r\n"); //get IP addresss from the connected AP
mokhanaf 0:bab4cf7cdda8 47 wifi.GetIP(rcv); //receive an IP address from the AP
mokhanaf 0:bab4cf7cdda8 48 pc.printf("%s", rcv);
mokhanaf 0:bab4cf7cdda8 49
mokhanaf 0:bab4cf7cdda8 50
mokhanaf 0:bab4cf7cdda8 51 wait(5); // Delay 5 sec to give the pir time to get snapshut of the surrounding
mokhanaf 0:bab4cf7cdda8 52
mokhanaf 0:bab4cf7cdda8 53 pc.printf("Initializing WiFi\r\n");
mokhanaf 0:bab4cf7cdda8 54 //wifi_initialize();
mokhanaf 0:bab4cf7cdda8 55 while (1) {
mokhanaf 0:bab4cf7cdda8 56
mokhanaf 0:bab4cf7cdda8 57 val = inputPin.read();
mokhanaf 0:bab4cf7cdda8 58
mokhanaf 0:bab4cf7cdda8 59 if (val==0) {
mokhanaf 0:bab4cf7cdda8 60 cnt++;
mokhanaf 0:bab4cf7cdda8 61 pc.printf(" The Sensor is ON And I Detected = %i Till NOW\r\n",cnt);
mokhanaf 0:bab4cf7cdda8 62 pc.printf("PLEASE STAY AWAY\r\n");
naray23 1:6c0345c34efb 63 pc.printf("Sending WiFi information\n\r");
mokhanaf 0:bab4cf7cdda8 64 wifi_send();
mokhanaf 0:bab4cf7cdda8 65 redled=1; // when the motion detected turn of the on board red led
mokhanaf 0:bab4cf7cdda8 66 LED.period(2.0f); // 2 seconds period
mokhanaf 0:bab4cf7cdda8 67 wait(2.0f);
mokhanaf 0:bab4cf7cdda8 68 LED.pulsewidth(.02); // 2 mseconds pulse (on)
mokhanaf 0:bab4cf7cdda8 69 redled=1;
mokhanaf 0:bab4cf7cdda8 70 Buzzer = 1;
mokhanaf 0:bab4cf7cdda8 71 wait(1.5f);
mokhanaf 0:bab4cf7cdda8 72 }
mokhanaf 0:bab4cf7cdda8 73 else {
mokhanaf 0:bab4cf7cdda8 74
mokhanaf 0:bab4cf7cdda8 75 pc.printf(" The Sensor is OFF \r\n");
mokhanaf 0:bab4cf7cdda8 76 LED = 0;
mokhanaf 0:bab4cf7cdda8 77 Buzzer =0;
mokhanaf 0:bab4cf7cdda8 78 redled=0; // turn the on board red led on
mokhanaf 0:bab4cf7cdda8 79 wait(1.5f);
mokhanaf 0:bab4cf7cdda8 80 }
mokhanaf 0:bab4cf7cdda8 81 }
mokhanaf 0:bab4cf7cdda8 82 }
mokhanaf 0:bab4cf7cdda8 83
mokhanaf 0:bab4cf7cdda8 84 void wifi_send(void){
mokhanaf 0:bab4cf7cdda8 85
naray23 1:6c0345c34efb 86 strcpy(snd,"AT+CIPMODE=0");//Setting WiFi into MultiChannel mode
naray23 1:6c0345c34efb 87 wifi.SendCMD(snd);
naray23 1:6c0345c34efb 88 pc.printf(snd);
naray23 1:6c0345c34efb 89 wifi.RcvReply(rcv, 3000);
naray23 1:6c0345c34efb 90 pc.printf("%s", rcv);
naray23 1:6c0345c34efb 91
mokhanaf 0:bab4cf7cdda8 92 //WIFI updates the Status to Thingspeak servers//
mokhanaf 0:bab4cf7cdda8 93 strcpy(snd,"AT+CIPMUX=1");//Setting WiFi into MultiChannel mode
mokhanaf 0:bab4cf7cdda8 94 wifi.SendCMD(snd);
mokhanaf 0:bab4cf7cdda8 95 pc.printf(snd);
naray23 1:6c0345c34efb 96 wifi.RcvReply(rcv, 3000);
mokhanaf 0:bab4cf7cdda8 97 pc.printf("%s", rcv);
naray23 1:6c0345c34efb 98
naray23 1:6c0345c34efb 99
mokhanaf 0:bab4cf7cdda8 100 sprintf(snd,"AT+CIPSTART=4,\"TCP\",\"%s\",80",IP); //Initiate connection with THINGSPEAK server
naray23 1:6c0345c34efb 101 wifi.SendCMD(snd);
mokhanaf 0:bab4cf7cdda8 102 pc.printf(snd);
naray23 1:6c0345c34efb 103 wifi.RcvReply(rcv, 3000);
mokhanaf 0:bab4cf7cdda8 104 pc.printf("%s", rcv);
naray23 1:6c0345c34efb 105
mokhanaf 0:bab4cf7cdda8 106 strcpy(snd,"AT+CIPSEND=4,47"); //Send Number of open connections,Characters to send
mokhanaf 0:bab4cf7cdda8 107 wifi.SendCMD(snd);
mokhanaf 0:bab4cf7cdda8 108 pc.printf(snd);
naray23 1:6c0345c34efb 109 wifi.RcvReply(rcv, 3000);
mokhanaf 0:bab4cf7cdda8 110 pc.printf("%s", rcv);
naray23 1:6c0345c34efb 111
naray23 1:6c0345c34efb 112
naray23 1:6c0345c34efb 113 sprintf(snd,"GET /update?key=YTDILMQL53ASDCJ4&field1=%2.2f\r\n",1.0); //Post values to thingspeak
mokhanaf 0:bab4cf7cdda8 114 pc.printf("%s",snd);
mokhanaf 0:bab4cf7cdda8 115 wifi.SendCMD(snd);
naray23 1:6c0345c34efb 116
naray23 1:6c0345c34efb 117 wifi.RcvReply(rcv, 3000);
mokhanaf 0:bab4cf7cdda8 118 pc.printf("%s", rcv);
naray23 1:6c0345c34efb 119
mokhanaf 0:bab4cf7cdda8 120 wifi.SendCMD("AT+CIPCLOSE"); //Close the connection to server
naray23 1:6c0345c34efb 121 wifi.RcvReply(rcv, 3000);
mokhanaf 0:bab4cf7cdda8 122 pc.printf("%s", rcv);
mokhanaf 0:bab4cf7cdda8 123 }
mokhanaf 0:bab4cf7cdda8 124