from machine import Pin, PWM, SoftI2C
from ssd1306 import SSD1306_I2C
import time 

Beep = PWM(Pin(15), freq = 1, duty = 128)
i2c = SoftI2C(sda=Pin(13), scl=Pin(12))   #I2C初始化：sda-->18, scl -->17
oled = SSD1306_I2C(128, 64, i2c, addr=0x3c) 

def miusic_C():
    Beep.freq(262)

def miusic_D():
    Beep.freq(294)    

def miusic_E():
    Beep.freq(330)

def miusic_F():
    Beep.freq(350)

def miusic_G():
    Beep.freq(393)

def miusic_A():
    Beep.freq(441)

def miusic_B():
    Beep.freq(495)

miusic_C()
time.sleep(0.5)

oled.fill(0)
oled.text("1", 60, 30)
oled.show()
time.sleep(0.5)

miusic_C()
time.sleep(0.5)

oled.fill(0)
oled.text("1", 60, 30)
oled.show()
time.sleep(0.5)

miusic_G()
time.sleep(0.5)

oled.fill(0)
oled.text("5", 60, 30)
oled.show()
time.sleep(0.5)

miusic_G()
time.sleep(0.5)

oled.fill(0)
oled.text("5", 60, 30)
oled.show()
time.sleep(0.5)

miusic_A()
time.sleep(0.5)

oled.fill(0)
oled.text("6", 60, 30)
oled.show()
time.sleep(0.5)

miusic_A()
time.sleep(0.5)

oled.fill(0)
oled.text("6", 60, 30)
oled.show()
time.sleep(0.5)

miusic_G()
time.sleep(1)

oled.fill(0)
oled.text("5", 60, 30)
oled.show()
time.sleep(1)

miusic_F()
time.sleep(0.5)

oled.fill(0)
oled.text("4", 60, 30)
oled.show()
time.sleep(0.5)

miusic_F()
time.sleep(0.5)

oled.fill(0)
oled.text("4", 60, 30)
oled.show()
time.sleep(0.5)

miusic_E()
time.sleep(0.5)

oled.fill(0)
oled.text("3", 60, 30)
oled.show()
time.sleep(0.5)

miusic_E()
time.sleep(0.5)

oled.fill(0)
oled.text("3", 60, 30)
oled.show()
time.sleep(0.5)

miusic_D()
time.sleep(0.5)

oled.fill(0)
oled.text("2", 60, 30)
oled.show()
time.sleep(0.5)

miusic_D()
time.sleep(0.5)

oled.fill(0)
oled.text("2", 60, 30)
oled.show()
time.sleep(0.5)

miusic_C()
time.sleep(1)

oled.fill(0)
oled.text("1", 60, 30)
oled.show()
time.sleep(1)

miusic_G()
time.sleep(0.5)

oled.fill(0)
oled.text("5", 60, 30)
oled.show()
time.sleep(0.5)

miusic_G()
time.sleep(1)

oled.fill(0)
oled.text("5", 60, 30)
oled.show()
time.sleep(0.5)

miusic_F()
time.sleep(0.5)

oled.fill(0)
oled.text("4", 60, 30)
oled.show()
time.sleep(0.5)

miusic_F()
time.sleep(0.5)

oled.fill(0)
oled.text("4", 60, 30)
oled.show()
time.sleep(0.5)

miusic_E()
time.sleep(0.5)

oled.fill(0)
oled.text("3", 60, 30)
oled.show()
time.sleep(0.5)

miusic_E()
time.sleep(0.5)

oled.fill(0)
oled.text("3", 60, 30)
oled.show()
time.sleep(0.5)

miusic_D()
time.sleep(1)

oled.fill(0)
oled.text("2", 60, 30)
oled.show()
time.sleep(1)

miusic_G()
time.sleep(0.5)

oled.fill(0)
oled.text("5", 60, 30)
oled.show()
time.sleep(0.5)

miusic_G()
time.sleep(1)

oled.fill(0)
oled.text("5", 60, 30)
oled.show()
time.sleep(0.5)

miusic_F()
time.sleep(0.5)

oled.fill(0)
oled.text("4", 60, 30)
oled.show()
time.sleep(0.5)

miusic_F()
time.sleep(0.5)

oled.fill(0)
oled.text("4", 60, 30)
oled.show()
time.sleep(0.5)

miusic_E()
time.sleep(0.5)

oled.fill(0)
oled.text("3", 60, 30)
oled.show()
time.sleep(0.5)

miusic_E()
time.sleep(0.5)

oled.fill(0)
oled.text("3", 60, 30)
oled.show()
time.sleep(0.5)

miusic_D()
time.sleep(1)

oled.fill(0)
oled.text("2", 60, 30)
oled.show()
time.sleep(1)

miusic_C()
time.sleep(0.5)

oled.fill(0)
oled.text("1", 60, 30)
oled.show()
time.sleep(0.5)

miusic_G()
time.sleep(0.5)

oled.fill(0)
oled.text("5", 60, 30)
oled.show()
time.sleep(0.5)

miusic_G()
time.sleep(0.5)

oled.fill(0)
oled.text("5", 60, 30)
oled.show()
time.sleep(0.5)

miusic_A()
time.sleep(0.5)

oled.fill(0)
oled.text("6", 60, 30)
oled.show()
time.sleep(0.5)

miusic_A()
time.sleep(0.5)

oled.fill(0)
oled.text("6", 60, 30)
oled.show()
time.sleep(0.5)

miusic_G()
time.sleep(1)

oled.fill(0)
oled.text("5", 60, 30)
oled.show()
time.sleep(1)

miusic_F()
time.sleep(0.5)

oled.fill(0)
oled.text("4", 60, 30)
oled.show()
time.sleep(0.5)

miusic_F()
time.sleep(0.5)

oled.fill(0)
oled.text("4", 60, 30)
oled.show()
time.sleep(0.5)

miusic_E()
time.sleep(0.5)

oled.fill(0)
oled.text("3", 60, 30)
oled.show()
time.sleep(0.5)

miusic_E()
time.sleep(0.5)

oled.fill(0)
oled.text("3", 60, 30)
oled.show()
time.sleep(0.5)

miusic_D()
time.sleep(0.5)

oled.fill(0)
oled.text("2", 60, 30)
oled.show()
time.sleep(0.5)

miusic_D()
time.sleep(0.5)

oled.fill(0)
oled.text("2", 60, 30)
oled.show()
time.sleep(0.5)

miusic_C()
time.sleep(1)

oled.fill(0)
oled.text("1", 60, 30)
oled.show()
time.sleep(1)

Beep.deinit()