吴泽原-2019080017-2021A-M08-92-WW8

树莓派——无源蜂鸣器

"#!/usr/bin/env python3"

import RPi.GPIO as GPIO import time makerobo_Buzzer = 11

Tong_CL = [0,131,147,165,175,196,211,248] Tong_CM = [0,262,294,330,350,393,441,495] Tong_CH = [0,525,589,661,700,786,882,990]

makerobo_song_1 = [Tong_CM[1],Tong_CM[2],Tong_CM[3],Tong_CM[1],Tong_CM[3],Tong_CM[5],Tong_CM[5],Tong_CM[3],Tong_CM[6],Tong_CM[6],Tong_CM[6],Tong_CM[5],Tong_CM[5],Tong_CM[3]] makerobo_beat_1=[1,1,1,1,1,1,2,1,0.5,0.5,1,1,1,1]

def makerobo_setup():

   GPIO.setmode(GPIO.BOARD)
   GPIO.setwarnings(False)
   GPIO.setup(11,GPIO.OUT)
   global makerobo_Buzz
   makerobo_Buzz = GPIO.PWM(11, 440)
   makerobo_Buzz.start(50)

1. loop

def makerobo_loop():

   while True:
       for i in range(1,len(makerobo_song_1)):
           makerobo_Buzz.ChangeFrequency(makerobo_song_1[i])
           time.sleep(makerobo_beat_1[i]*0.5)
       time.sleep(1)

def makerobo_destory():

   makerobo_Buzz.stop()
   GPIO.output(makerobo_Buzzer,1)
   GPIO.cleanup()

if __name__=='__main__':

       makerobo_setup()
       try:
           makerobo_loop()
       except KeyboardInterrupt:
           makerobo_destory()

"12.py" import RPi.GPIO as GPIO import time

GPIO.setmode(GPIO.BCM) GPIO.setup(25,GPIO.IN) GPIO.setup(5,GPIO.OUT)

Tong_CL = [0,131,147,165,175,196,211,248] Tong_CM = [0,262,294,330,350,393,441,495] Tong_CH = [0,525,589,661,700,786,882,990]

GPIO.setwarnings(False) GPIO.setup(17,GPIO.OUT) global makerobo_Buzz makerobo_Buzz = GPIO.PWM(17, 440) makerobo_song_1 = [Tong_CM[1],Tong_CM[2],Tong_CM[3],Tong_CM[1],Tong_CM[3],Tong_CM[5],Tong_CM[5],Tong_CM[3],Tong_CM[6],Tong_CM[6],Tong_CM[6],Tong_CM[5],Tong_CM[5],Tong_CM[3]] makerobo_beat_1=[1,1,1,1,1,1,2,1,0.5,0.5,1,1,1,1]

while True:

   input1=GPIO.input(25)
   if(input1 == True):
       GPIO.output(5,GPIO.HIGH)

   else:
       GPIO.output(5,GPIO.LOW)