TinyPICO Audio Shield

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thumb-audio.jpg

TinyPICO Audio Shield

9.00

Audio shield for the TinyPICO

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The Audio Shield brings the noise with:

  • 1.5 W mono amplifier - which can be turned off to reduce power consumption

  • Magnetic buzzer

  • Trimmer potentiometer for gain control

  • A switch to swap between on-board buzzer and external speakers that can be connected via provided header

Audio Shield Pinout

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Audio-in is connected to GPIO25, one of the two DACs (Digital to Analog Converter) and GPIO4 is connected to the amplifier (PAM8301) to allow you to shut down power to the amp to reduce current… ideal when running off battery.