Motion detection using PIR sensor would observe the motions detected near the field of sensor and alerts you with a message whenever there is a detection
main.cpp
- Committer:
- spriyanka
- Date:
- 2017-12-13
- Revision:
- 0:0a3ec84d1493
File content as of revision 0:0a3ec84d1493:
#include "mbed.h" #include "ESP8266.h" #include <string> #include <stdio.h> #define APIKEY 5ZVYJP19NQZJHIJM //Put "Write key" of your channel in thingspeak.com #define IP "184.106.153.149" // IP Address of "api.thingspeak.com\" #define WIFI_SSID "iphone" #define WIFI_PASS "priyanka2024" char snd[255],rcv[1000],snd_Data[255]; int cnt; ESP8266 esp(PTC17, PTC16, 115200); // baud rate for wifi Serial pc(USBTX, USBRX); InterruptIn motion(D2); int motion_detected = 0; void irq_handler(void) { motion_detected = 1; } void esp_initialize(void); void esp_send(void); int main(void) { pc.baud(115200); esp_initialize(); cnt = 0; motion.rise(&irq_handler); while(1) { if(motion_detected) { cnt++; motion_detected = 0; printf("Hello! I've detected %d times since reset\n", cnt); printf("Now uploading status to cloud\n\r"); esp_send(); } } } void esp_initialize(void) { //AT+CWJAP="priyanka2024","iPhone" ; pc.printf("Initializing ESP\r\n"); pc.printf("Reset ESP\r\n"); esp.Reset(); //RESET ESP esp.RcvReply(rcv, 400); //receive a response from ESP wait(2); strcpy(snd,"AT"); esp.SendCMD(snd); pc.printf(snd); esp.RcvReply(rcv, 400); pc.printf(rcv); wait(2); strcpy(snd,"AT+CWMODE=1"); esp.SendCMD(snd); pc.printf(snd); wait(2); strcpy(snd,"AT+CWJAP=\""); strcat(snd,WIFI_SSID); strcat(snd,"\",\""); strcat(snd,WIFI_PASS); strcat(snd,"\""); esp.SendCMD(snd); pc.printf(snd); wait(5); esp.RcvReply(rcv, 400); pc.printf("\n %s \n", rcv); strcpy(snd,"AT+CIPMUX=1"); esp.SendCMD(snd); pc.printf(snd); esp.RcvReply(rcv, 400); pc.printf("\n %s \n", rcv); } void esp_send(void) { //ESP updates the Status of Thingspeak channel// strcpy(snd,"AT+CIPSTART="); strcat(snd,"\"TCP\",\""); strcat(snd,IP); strcat(snd,"\",80"); esp.SendCMD(snd); pc.printf("Send\r\n%s",snd); esp.RcvReply(rcv, 1000); pc.printf("Receive\r\n%s",rcv); wait(2); pc.printf("Sending this information to thingspeak.com \r\n"); sprintf(snd,"GET https://api.thingspeak.com/update?api_key=5ZVYJP19NQZJHIJM&field1=%d\r\n", cnt); //wait(5); //https://api.thingspeak.com/update?api_key=5ZVYJP19NQZJHIJM&field1=%d\r\n", cnt int i=0; for(i=0; snd[i]!='\0'; i++); i++; char cmd[255]; sprintf(cmd,"AT+CIPSEND=%d",i); //Send Number of open connection and Characters to send esp.SendCMD(cmd); pc.printf("Send\r\n%s",cmd); while(i<=20 || rcv == ">") { esp.RcvReply(rcv, 1000); wait(100); i++; } pc.printf("Receive\r\n%s",rcv); esp.SendCMD(snd); //Post value to thingspeak channel pc.printf("Send\r\n%s",snd); while(i<=20 || rcv == "OK") { esp.RcvReply(rcv, 1000); wait(100); i++; } pc.printf("Receive\r\n%s",rcv); }