from machine import Pin
import utime
trigger = Pin(14, Pin.OUT)
echo = Pin(15, Pin.OUT)
a = Pin(1, Pin.OUT)
b = Pin(2, Pin.OUT)
c = Pin(3, Pin.OUT)
d = Pin(4, Pin.OUT)
e = Pin(5, Pin.OUT)
f = Pin(6, Pin.OUT)
g = Pin(7, Pin.OUT)
def ultra():
    trigger.low()
    utime.sleep_us(2)
    trigger.high()
    utime.sleep_us(5)
    trigger.low()
    while echo.value() == 0:
        signaloff = utime.ticks_us()
    while echo.value() == 1:
        signalon = utime.ticks_us()
    timepassed = signalon - signaloff
    distance = (timepassed * 0.0343) / 2
    print("The distance from object is",distance,"cm")
    if distance > 10:
        print("1")
        c = 1
    if distance > 20:
        print("2")
        c = 2
    if distance > 30:
        print("3")
        c = 3
    if distance > 40:
        print("4")
        c = 4
    if distance > 50:
        print("5")
        c = 5
    if distance > 60:
        print("6")
        c = 6
    if distance > 70:
        print("7")
        c = 7
    if distance > 80:
        print("8")
        c = 8
    if distance > 90:
        print("9")
        c = 9
    if distance > 100:
        print("0")
        c = 0
    return c
while True:
    y = ultra()
    utime.sleep(1)
    
    if y == 1:

        a.high()
        d.high()
        e.high()
        f.high()
        g.high()

        b.low()
        c.low()

    elif y == 2:

        c.high()
        f.high()

        a.low()
        b.low()
        g.low()
        e.low()
        d.low()

    elif y == 3:

        e.high()
        f.high()

        a.low()
        b.low()
        g.low()
        c.low()
        d.low()

    elif y == 4:

        e.high()
        d.high()
        a.high()

        f.low()
        g.low()
        b.low()
        c.low()

    elif y == 5:

        b.high()
        e.high()

        a.low()
        f.low()
        g.low()
        c.low()
        d.low()

    elif y == 6:

        b.high()

        a.low()
        f.low()
        e.low()
        d.low()
        c.low()
        g.low()

    elif y == 7:

        f.high()
        g.high()
        e.high()
        d.low()

        a.low()
        b.low()
        c.low()

    elif y == 8:

        a.low()
        b.low()
        c.low()
        d.low()
        e.low()
        f.low()
        g.low()
        
    elif y == 9:

        e.high()
        d.high()

        a.low()
        f.low()
        g.low()
        b.low()
        c.low()

    elif y == 0:

        g.high()

        a.low()
        b.low()
        c.low()
        d.low()
        e.low()
        f.low()