from machine import Pin, PWM
import time
# Inicializar sensor ultrasónico
trigger_pin = Pin(5, Pin.OUT)
echo_pin = Pin(18, Pin.IN)
# Inicializar puente H para motores
motorA1 = PWM(Pin(25))
motorA2 = PWM(Pin(26))
motorB1 = PWM(Pin(27))
motorB2 = PWM(Pin(14))
# Inicializar sensor de línea
line_sensor_left = Pin(32, Pin.IN)
line_sensor_right = Pin(33, Pin.IN)
# Definir función para leer distancia del sensor ultrasónico
def read_ultrasound():
trigger_pin.low()
time.sleep_us(2)
trigger_pin.high()