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PDM : PDM class

setGain()

Description

Set the gain value used by the PDM interface.

Syntax

PDM.setGain(gain)

Parameters

gain: gain value to use, 0 - 255, defaults to 20 if not specified.

Returns

Nothing

Example

…
  // optionally set the gain, defaults to 20
  PDM.setGain(30);

  // initialize PDM with:
  // - one channel (mono mode)
  // - a 16 kHz sample rate
  if (!PDM.begin(1, 16000)) {
    Serial.println("Failed to start PDM!");
    while (1);
  }

…
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See Also



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