LED Tricks Using The Raspberry Pi Pico

LED sequences created using a Raspberry Pi Pico Using the Raspberry Pi Pico RP2040 microcontroller and Thonny software, create a number of LED sequences, each with four buttons to trigger one of the sequences.

Leonardo Flores González

This project's hardware and software

Hardware components

Raspberry Pi Pico
LED (generic)
Resistor 220 ohm
Jumper wires (generic)
USB Cable Assembly, USB Type A Plug to Micro USB Type B Plug
4 pin open pushbutton

Software apps and online services

Raspberry Pi Thonny

Leonardo Flores González

import machine
import utime
led1 = machine.Pin(2, machine.Pin.OUT)
led2 = machine.Pin(3, machine.Pin.OUT)
led3 = machine.Pin(4, machine.Pin.OUT)
led4 = machine.Pin(5, machine.Pin.OUT)
led5 = machine.Pin(6, machine.Pin.OUT)
led6 = machine.Pin(7, machine.Pin.OUT)
led7 = machine.Pin(8, machine.Pin.OUT)
led8 = machine.Pin(9, machine.Pin.OUT)
led9 = machine.Pin(10, machine.Pin.OUT)
led10= machine.Pin(11, machine.Pin.OUT)
#Botones
b1 = machine.Pin(16, machine.Pin.IN, machine.Pin.PULL_DOWN)
b2 = machine.Pin(17, machine.Pin.IN, machine.Pin.PULL_DOWN)
b3 = machine.Pin(18, machine.Pin.IN, machine.Pin.PULL_DOWN)
b4 = machine.Pin(19, machine.Pin.IN, machine.Pin.PULL_DOWN)
def led_sequence (a,b,c,d,e,f,g,h,i,j):
    led1.value(a)
    led2.value(b)
    led3.value(c)
    led4.value(d)
    led5.value(e)
    led6.value(f)
    led7.value(g)
    led8.value(h)
    led9.value(i)
    led10.value(j)

while True:
    if b1.value() == 1:
        led_sequence(0,0,0,0,0,0,0,0,0,0)
        utime.sleep(0.03)
        led_sequence(1,0,0,0,0,0,0,0,0,0)
        utime.sleep(0.03)
        led_sequence(1,1,0,0,0,0,0,0,0,0)
        utime.sleep(0.03)
        led_sequence(0,1,1,0,0,0,0,0,0,0)
        utime.sleep(0.03)
        led_sequence(0,0,1,1,0,0,0,0,0,0)
        utime.sleep(0.03)
        led_sequence(0,0,0,1,1,0,0,0,0,0)
        utime.sleep(0.03)
        led_sequence(0,0,0,0,1,1,0,0,0,0)
        utime.sleep(0.03)
        led_sequence(0,0,0,0,0,1,1,0,0,0)
        utime.sleep(0.03)
        led_sequence(0,0,0,0,0,0,1,1,0,0)
        utime.sleep(0.03)
        led_sequence(0,0,0,0,0,0,0,1,1,0)
        utime.sleep(0.03)
        led_sequence(0,0,0,0,0,0,0,0,1,1)
        utime.sleep(0.03)
        led_sequence(0,0,0,0,0,0,0,0,0,1)
        utime.sleep(0.03)
        led_sequence(0,0,0,0,0,0,0,0,0,0)
        utime.sleep(0.5)
        led_sequence(0,0,0,0,0,0,0,0,0,1)
        utime.sleep(0.03)
        led_sequence(0,0,0,0,0,0,0,0,1,1)
        utime.sleep(0.03)
        led_sequence(0,0,0,0,0,0,0,1,1,0)
        utime.sleep(0.03)
        led_sequence(0,0,0,0,0,0,1,1,0,0)
        utime.sleep(0.03)
        led_sequence(0,0,0,0,0,1,1,0,0,0)
        utime.sleep(0.03)
        led_sequence(0,0,0,0,1,1,0,0,0,0)
        utime.sleep(0.03)
        led_sequence(0,0,0,1,1,0,0,0,0,0)
        utime.sleep(0.03)
        led_sequence(0,0,1,1,0,0,0,0,0,0)
        utime.sleep(0.03)
        led_sequence(0,1,1,0,0,0,0,0,0,0)
        utime.sleep(0.03)
        led_sequence(1,1,0,0,0,0,0,0,0,0)
        utime.sleep(0.03)
        led_sequence(1,0,0,0,0,0,0,0,0,0)
        utime.sleep(0.03)
        led_sequence(0,0,0,0,0,0,0,0,0,0)
        utime.sleep(0.5)