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Python Scripts für Raspberry Pico H

pico-pinout.png

 

1 Dezember / On Board LED

from machine import Pin
onboardLED = Pin(25, Pin.OUT)
onboardLED.value(1)

2. Dezember / LED's 

from machine import Pin
import time
gruen = Pin(18, Pin.OUT)
gelb = Pin(19, Pin.OUT)
rot = Pin(20, Pin.OUT)

# Anzahl der Iterationen für die Schleife
anzahl = 20

# Schleife mit Verzögerung von 5 Sekunden
for i in range(anzahl):
    print(f"Schleifeniteration {i + 1}")
    rot.value(1)
    time.sleep(3)
    rot.value(0)
    gelb.value(1)
    time.sleep(3)
    gelb.value(0)
    gruen.value(1)
    time.sleep(5)
    rot.value(0)
    gelb.value(0)
    gruen.value(0)
    time.sleep(5)

3. Dezember / 3 Taster 

from machine import Pin
import time

knopf1 = Pin(13, Pin.IN, Pin.PULL_DOWN)
knopf2 = Pin(8, Pin.IN, Pin.PULL_DOWN)
knopf3 = Pin(3, Pin.IN, Pin.PULL_DOWN)
rot = Pin(20, Pin.OUT)
gelb = Pin(19, Pin.OUT)
gruen = Pin(18, Pin.OUT)
rot.value(0)
gelb.value(0)
gruen.value(0)

while True:
    time.sleep(0.2)
    
    if knopf1.value() == 1:
        print("Knopf 1 gedrückt")
        rot.toggle()
    if knopf2.value() == 1:
        print("Knpf 2 gedrückt")
        gelb.toggle()
    if knopf3.value() == 1:
        gruen.toggle()

4. Dezember / Potentiometer / LED Helligkeitssteuerung mit PWM

from machine import ADC, Pin, PWM
import time

# Anschluss Poti an GP27 und an Plus 3.3 Volt und Minus
poti = ADC(Pin(27))

# LED
gruen = PWM(Pin(18))
gelb = PWM(Pin(19)) 
rot = PWM(Pin(20))

# Variable mdelay = 0
gruen.freq(1000)
gelb.freq(1000)
rot.freq(1000)

reading = 0
    
while True:
    
    reading = poti.read_u16()
    print(reading)
    gruen.duty_u16(reading)
    gelb.duty_u16(reading)
    rot.duty_u16(reading)
    time.sleep(0.001)

5. Dezember / Buzzer

 Imports
from machine import Pin, PWM
import time

# Set up the Buzzer pin as PWM
buzzer = PWM(Pin(13)) # Set the buzzer to PWM mode

# Create our library of tone variables for "Jingle Bells"
C = 523
D = 587
E = 659
G = 784

# Create volume variable (Duty cycle)
volume = 30000

# Play the tune

# "Jin..."
buzzer.duty_u16(volume) # Volume up
buzzer.freq(E) # Set frequency to the E note
time.sleep(0.1) # Delay
buzzer.duty_u16(0) # Volume off
time.sleep(0.2) # Delay

# "...gle"
buzzer.duty_u16(volume)
buzzer.freq(E)
time.sleep(0.1)
buzzer.duty_u16(0)
time.sleep(0.2)

# "Bells"
buzzer.duty_u16(volume)
buzzer.freq(E)
time.sleep(0.1)
buzzer.duty_u16(0)
time.sleep(0.5) # longer delay

# "Jin..."
buzzer.duty_u16(volume)
buzzer.freq(E)
time.sleep(0.1)
buzzer.duty_u16(0)
time.sleep(0.2)

# "...gle"
buzzer.duty_u16(volume)
buzzer.freq(E)
time.sleep(0.1)
buzzer.duty_u16(0)
time.sleep(0.2)

# "Bells"
buzzer.duty_u16(volume)
buzzer.freq(E)
time.sleep(0.1)
buzzer.duty_u16(0)
time.sleep(0.5) # longer delay

# "Jin..."
buzzer.duty_u16(volume)
buzzer.freq(E)
time.sleep(0.1)
buzzer.duty_u16(0)
time.sleep(0.2)

# "...gle"
buzzer.duty_u16(volume)
buzzer.freq(G)
time.sleep(0.1)
buzzer.duty_u16(0)
time.sleep(0.2)

# "All"
buzzer.duty_u16(volume)
buzzer.freq(C)
time.sleep(0.1)
buzzer.duty_u16(0)
time.sleep(0.2)

# "The"
buzzer.duty_u16(volume)
buzzer.freq(D)
time.sleep(0.1)
buzzer.duty_u16(0)
time.sleep(0.2)

# "Way"
buzzer.duty_u16(volume)
buzzer.freq(E)
time.sleep(0.1)
buzzer.duty_u16(0)
time.sleep(0.2)

# Duty to 0 to turn the buzzer off
buzzer.duty_u16(0)

6. Dezember / Helligkeitssensor

# Imports
from machine import ADC, Pin
import time

# Set up the LED pins
red = Pin(18, Pin.OUT)
amber = Pin(19, Pin.OUT)
green = Pin(20, Pin.OUT)

# Define pin for our sensor
lightsensor = ADC(Pin(26))

while True: # Run forever
    
    # Read sensor value and store it in a variable called 'light'
    light = lightsensor.read_u16()

    # Use the round function to limit the decimal places to 1
    lightpercent = round(light/65535*100,1)

    # Print our reading percentage with % symbol
    print(str(lightpercent) +"%")
    
    # 1 second delay between readings
    time.sleep(1)

    if lightpercent <= 30: # If percentage is less than or equal to 30
        
        red.value(1) # Red LED on
        amber.value(0)
        green.value(0)

    elif 30 < lightpercent < 60: # If percentage is between 30 and 60
        
        red.value(0)
        amber.value(1) # Amber LED on
        green.value(0)

    elif lightpercent >= 60: # If percentage is greater than or equal to 60
        
        red.value(0)
        amber.value(0)
        green.value(1) # Green LED on

7. Dezember / Bewegungssensor 


# Imports
from machine import Pin, PWM
import time

# Set up the LED pins
red = Pin(18, Pin.OUT)
amber = Pin(19, Pin.OUT)
green = Pin(20, Pin.OUT)

# Set up the Buzzer pin as PWM
buzzer = PWM(Pin(13))

# Set PWM duty to 0% at program start
buzzer.duty_u16(0)
 
# Set up PIR pin with pull down
pir = Pin(26, Pin.IN, Pin.PULL_DOWN)

# Warm up/settle PIR sensor
print("Warming up...")
time.sleep(10) # Delay to allow the sensor to settle
print("Sensor ready!")

def alarm(): # Our alarm function
    
    # Set PWM duty (volume up)
    buzzer.duty_u16(500)

    for i in range(5): # Run this 5 times
                
        buzzer.freq(1000) # Higher pitch
        
        red.value(1) # Red ON
        amber.value(1) # Amber ON
        green.value(1) # Green ON
        
        time.sleep(1)
        
        buzzer.freq(500) # Lower pitch
        
        red.value(0) # Red OFF
        amber.value(0) # Amber OFF
        green.value(0) # Green OFF
        
        time.sleep(1)

    # Set PWM duty (volume off)
    buzzer.duty_u16(0)
        
while True: # Run forever
    
    time.sleep(0.01) # Delay to stop unnecessary program speed
    
    if pir.value() == 1: # If PIR detects movement
        
        print("Bewegung erkannt!")
    
        alarm() # Call our function
        
        print("Sensor aktiv") # Let us know that the sensor is active again

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