Pcomp - week 3

Lab: Tone Output Using An Arduino

  • Play tones with forcing sensor

    • I switched from 220 ohms resistor to 10k ohms resistor then to 2.2k ohms resistor for the speaker. The 220 ohms is too small for the speaker (the speaker is really really loud)

    • The first video is sound level using a 2.2k ohms resistor, and the second video is using a 10k ohms resistor.

  • For the second one, I change the original code from 8 notes to 7 notes, and I change the number 8 to 7. But there is a wired buzz every time when I play this.

  • Using forcing sensor as a musical instrument

Lab: Servo Motor Control with an Arduino

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Pcomp - week4 - Pianola

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Pcomp - week 2