from machine import Pin
from time import sleep

mot11=Pin(0, Pin.OUT)
mot12=Pin(4, Pin.OUT)
mot21=Pin(18, Pin.OUT)
mot22=Pin(19, Pin.OUT)

for i in range(1,10,1):
    voice=input("Enter your speech word :")
    if voice=="forward":
        mot11.on()
        mot12.off()
        mot21.on()
        mot22.off()
        print("robot moving forward")
    elif voice=="backward":
        mot11.off()
        mot12.on()
        mot21.off()
        mot22.on()
        print("robot moving backward")
    elif voice=="right":
        mot11.on()
        mot12.off()
        mot21.on()
        mot22.off()
        print("robot turning right")
    elif voice=="left":
        mot11.off()
        mot12.on()
        mot21.off()
        mot22.on()
        print("robot turning left")
    elif voice=="stop":
        mot11.off()
        mot12.off()
        mot21.off()
        mot22.off()
        print("robot standly")
    else:
        print("Invalid command!")
        sleep(1)