Control Browser Tab With Arduino, Sensor & Python

1import serial
2import time
3import subprocess
4
5chrome_path = "C:\Program Files\Google\Chrome\Application\\chrome.exe"
6
7url="https://en.wikipedia.org/wiki/Neural_network_(machine_learning)"
8url="https://docs.arduino.cc/language-reference/en/functions/communication/serial/print/"
9url="https://docs.python.org/3/tutorial/controlflow.html#the-range-function"
10
11threshold=50
12
13try:
14    ser = serial.Serial('COM21', 9600, timeout=1)
15except Exception as e:
16    pass
17    print(e)
18
19while True:
20    
21    try:
22        key = ser.readline().decode().strip()
23        key = int(key)
24
25
26        if key<=threshold:
27            subprocess.run([chrome_path,"--new-window", "--incognito", url])
28            print(key)
29            break
30        
31    except Exception as e:
32        pass
33
34
35
36print("done")

1int d;
2int t = 8; //trigger
3int e = 9; //echo
4
5
6void setup() {
7  pinMode(t, OUTPUT);  //trigger pin
8  pinMode(e, INPUT);  //echo pin
9
10  Serial.begin(9600);
11}
12
13float distance(){
14  
15  float duration, cm;
16  
17  digitalWrite(t, LOW);
18  delayMicroseconds(2);
19  digitalWrite(t, HIGH);
20  delayMicroseconds(5);
21  digitalWrite(t, LOW);
22  
23  duration = pulseIn(e, HIGH);
24
25  cm = duration/ 29 / 2;
26  
27  return cm; //returns distance in centimeters
28}
29
30void loop() {
31  
32  int dis = distance();
33  Serial.println(dis);  
34  delay(50);
35
36  
37}