A5GnCqHj

1#include <SoftwareSerial.h>
2#define RX 2
3#define TX 3
4String AP = "";       // AP NAME
5String PASS = ""; // AP PASSWORD
6String API = "";   // Write API KEY
7String HOST = "api.thingspeak.com";
8String PORT = "80";
9String field = "field1";
10int countTrueCommand;
11int countTimeCommand; 
12boolean found = false; 
13long valSensor = 1;
14SoftwareSerial esp8266(RX,TX); 
15
16// For Ultrasonic sensor
17int trigPin = 9;
18int echoPin = 10;
19int led = 7;
20 
21  
22void setup() {
23  Serial.begin(9600);
24  pinMode(led, OUTPUT);
25  pinMode(trigPin, OUTPUT);
26  pinMode(echoPin, INPUT);
27  esp8266.begin(115200);
28  sendCommand("AT",5,"OK");
29  sendCommand("AT+CWMODE=1",5,"OK");
30  sendCommand("AT+CWJAP=\""+ AP +"\",\""+ PASS +"\"",20,"OK");
31}
32
33void loop() {
34  long duration, distance;
35  digitalWrite(trigPin,HIGH);
36  delayMicroseconds(10);// should be 1000
37  digitalWrite(trigPin, LOW);
38  duration = pulseIn(echoPin, HIGH);
39  distance =(duration/2)/29.1;
40  Serial.print(distance);
41  Serial.println("CM");
42  delay(10);
43 
44 if((distance<=10)) 
45  {
46    digitalWrite(led, HIGH);
47}
48   else if(distance>10)
49 {
50     digitalWrite(led, LOW);
51   }
52 valSensor = distance;
53 String getData = "GET /update?api_key="+ API +"&"+ field +"="+String(valSensor);
54sendCommand("AT+CIPMUX=1",5,"OK");
55 sendCommand("AT+CIPSTART=0,\"TCP\",\""+ HOST +"\","+ PORT,15,"OK");
56 sendCommand("AT+CIPSEND=0," +String(getData.length()+4),4,">");
57 esp8266.println(getData);delay(1500);countTrueCommand++;
58 sendCommand("AT+CIPCLOSE=0",5,"OK");
59}
60
61int getSensorData(){
62  return random(1000); // Replace with your own sensor code
63}
64
65void sendCommand(String command, int maxTime, char readReplay[]) {
66  Serial.print(countTrueCommand);
67  Serial.print(". at command => ");
68  Serial.print(command);
69  Serial.print(" ");
70  while(countTimeCommand < (maxTime*1))
71  {
72    esp8266.println(command);//at+cipsend
73    if(esp8266.find(readReplay))//ok
74    {
75      found = true;
76      break;
77    }
78  
79    countTimeCommand++;
80  }
81  
82  if(found == true)
83  {
84    Serial.println("OYI");
85    countTrueCommand++;
86    countTimeCommand = 0;
87  }
88  
89  if(found == false)
90  {
91    Serial.println("Fail");
92    countTrueCommand = 0;
93    countTimeCommand = 0;
94  }
95  
96  found = false;
97 }