Wokwi - Online ESP32, STM32, Arduino Simulator

from machine import Pin, PWM, ADC
from machine import Timer
import _thread
import network
import socket
import time

h=Pin(0, Pin.OUT)
a=Pin(1, Pin.OUT)
e=Pin(10, Pin.OUT)

adc0=ADC(3)
adc1=ADC(4)

pwm8=PWM(Pin(8), freq=5, duty_u16=32768)
consigne=10**6
consignei=0
acceleration=5000
TempsMax=1000
#fdec=200
#PeriodeE=1250
#full=int((1/fdec)*1000000)
#t=0
timerTempsMax=Timer(0)

def ConsigneInstant():
    global consignei,consigne,acceleration
    if (consignei<consigne):
        consignei=consignei+acceleration

def StopTempsMax(ti):
    Stop()

def Stop():
    global consigne,consignei,lock
    lock.acquire()
    consigne=0
    consignei=0
    lock.release()
    timerTempsMax.deinit()
    e.value(0)
    h.value(0)
    a.value(0)

def MarcheAvant(Constmp,Ttmp): # consigne en pourcentage Ttmp en seconde 
    global consigne, TempsMax
    Stop()
    consigne = int(10**6* Constmp)
    TempsMax = int(Ttmp*1000)
    h.value(1)
    timerTempsMax.init(period=TempsMax,mode=Timer.ONE_SHOT,callback=StopTempsMax)
    #timerAsservicement.init(freq=fdec,mode=Timer.PERIODIC,callback=asservicement)
    #timerAsservicement.init(period=PeriodeE,mode=Timer.PERIODIC,callback=asservicement)


def MarcheArriere(Constmp,Ttmp): # consigne en pourcentage Ttmp en seconde 
    global consigne, TempsMax
    Stop()
    consigne = int(10**6* Constmp)
    TempsMax = int(Ttmp*1000)
    a.value(1)
    timerTempsMax.init(period=TempsMax,mode=Timer.ONE_SHOT,callback=StopTempsMax)
    #timerAsservicement.init(period=PeriodeE,mode=Timer.PERIODIC,callback=asservicement)

def ChangeConsigne(Constmp,Ttmp):
    global consigne,consignei, TempsMax
    consigne = int(10**6* Constmp)
    TempsMax = int(Ttmp*1000)
    if consignei > consigne:
       consignei = consigne

def asservicement():
    global consignei, TempsMax,lock
    while True:
        lock.acquire()         
        ConsigneInstant()
        lock.release()        
        if abs(adc1.read_uv()-adc0.read_uv())<consignei:
            #print(" ",abs(adc1.read_uv()-adc0.read_uv()),"<", consignei,abs(adc1.read_uv()-adc0.read_uv())<consignei)
            #abs(adc1.read_uv()-adc0.read_uv())
            e.value(1)
            time.sleep_us(1250)
            e.value(0)
            time.sleep_us(1250)
        else:
            e.value(0)
            time.sleep_us(2500)
           

def setup():
    global consigne,consignei,s,lock 
    network.country('FR')

    wlan=network.WLAN(network.AP_IF)
    wlan.config(ssid='TGVTrain', security=3, key='locowifi')
    wlan.active(True)

    while wlan.active==False:
        pass
    print('Access point actif : ', wlan.ifconfig())
    addr=socket.getaddrinfo('0.0.0.0', 80)[0][-1]
    s=socket.socket()
    s.bind(addr)
    s.listen(1)
    lock = _thread.allocate_lock()
    _thread.start_new_thread(asservicement, ())
    time.sleep_us(10**6*10)
    MarcheAvant(70/100,20)
    #MarcheArriere(70/100,30)
    #try:
        
    #    print("Timer initialisé avec succès")
    #except Exception as e:
    #    print("Erreur lors de l'initialisation du timer:", e)

html="""<!DOCTYPE html>
<html>
<head><title>Loco WiFi</title></head>
<body>
<h1>Tension ADC0 (&micro;V) :</h1>
<h1>%s</h1>
<h1>Tension ADC1 (&micro;V) :</h1>
<h1>%s</h1>
<hr>
<h1>Distance courte (30s) :</h1>
<input type="button" value="-->ALLER A LA GARE D'AVANT<--" onclick="document.location='/prec30'"/>
<input type="button" value="-->ALLER A LA GARE D'APRES<--" onclick="document.location='/suiv30'"/>
<hr>
<h1>Distance moyenne (60s) :</h1>
<input type="button" value="-->ALLER A LA GARE D'AVANT<--" onclick="document.location='/prec60'"/>
<input type="button" value="-->ALLER A LA GARE D'APRES<--" onclick="document.location='/suiv60'"/>
<hr>
<h1>Distance longue (90s) :</h1>
<input type="button" value="-->ALLER A LA GARE D'AVANT<--" onclick="document.location='/prec90'"/>
<input type="button" value="-->ALLER A LA GARE D'APRES<--" onclick="document.location='/suiv90'"/>
<hr>
<h1>Stop :</h1>
<input type="button" value="-->Arrête<--" onclick="document.location='/Stop'"/>
<hr>
</body>
</html>"""

def loop():
    global t,consignei,s
    #print('Serveur actif : ', wlan.ifconfig())
    #pass
    cl, addr=s.accept()
    chemin=str(cl.recv(1024)).split()[1]
    if chemin.find('/prec30')!=-1:
        MarcheArriere(50/100,30)
    elif chemin.find('/suiv30')!=-1:
        MarcheAvant(50/100,30)
    elif chemin.find('/prec60')!=-1:
        MarcheArriere(50/100,60)
    elif chemin.find('/suiv60')!=-1:
        MarcheAvant(50/100,60)
    elif chemin.find('/prec90')!=-1:
        MarcheArriere(50/100,90)
    elif chemin.find('/suiv90')!=-1:
        MarcheAvant(50/100,90)
    elif chemin.find('/Stop')!=-1:
        Stop()
    else:
        pass
    uadc0="{:.2f}".format(adc0.read_uv())
    uadc1="{:.2f}".format(adc1.read_uv())
    reponse=html%(uadc0,uadc1)
    cl.send('HTTP/1.0 200 OK\r\nContent-type: text/html\r\n\r\n')
    cl.send(reponse)
    cl.close()

setup()
while True:loop()