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Thomas Farstrike
25 lines
742 B
Python
25 lines
742 B
Python
from machine import Pin, PWM
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import time
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# Set up pin 46 as PWM output
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buzzer = PWM(Pin(46))
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# Function to play a tone (frequency in Hz, duration in seconds)
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def play_tone(frequency, duration):
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buzzer.freq(frequency) # Set frequency
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buzzer.duty_u16(32768) # 50% duty cycle (32768 is half of 65536)
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time.sleep(duration) # Play for specified duration
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buzzer.duty_u16(0) # Stop the tone
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# Example: Play a 440 Hz tone (A4 note) for 1 second
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play_tone(440, 1)
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# Optional: Play a sequence of notes
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notes = [(261, 0.5), (293, 0.5), (329, 0.5), (349, 0.5)] # C4, D4, E4, F4
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for freq, duration in notes:
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play_tone(freq, duration)
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time.sleep(0.1) # Short pause between notes
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# Turn off the buzzer
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buzzer.deinit()
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