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virtual AudioInfo | audioInfo () override |
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virtual int | available () override |
| Provides the available audio data.
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virtual int | availableForWrite () override |
| Provides the available audio data.
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bool | begin () |
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bool | begin (I2SConfig cfg) |
| Starts the I2S interface.
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I2SConfig | defaultConfig (RxTxMode mode=TX_MODE) |
| Provides the default configuration.
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I2SDriver * | driver () |
| Provides access to the driver.
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void | end () |
| Stops the I2S interface.
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void | flush () override |
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| operator bool () |
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virtual size_t | readBytes (uint8_t *data, size_t length) override |
| Reads the audio data.
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virtual size_t | readSilence (uint8_t *buffer, size_t length) |
| Source to generate silence: just sets the buffer to 0.
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virtual void | setAudioInfo (AudioInfo info) |
| updates the sample rate dynamically
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virtual void | setNotifyAudioChange (AudioInfoSupport &bi) override |
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virtual bool | validate (AudioInfo &info) |
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virtual size_t | write (const uint8_t *buffer, size_t size) |
| Writes the audio data to I2S.
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virtual size_t | write (uint8_t ch) override |
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virtual void | writeSilence (size_t len) |
| Writes len bytes of silence (=0).
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We support the Stream interface for the I2S access. In addition we allow a separate mute pin which might also be used to drive a LED...
- Template Parameters
-
- Author
- Phil Schatzmann
- Copyright
- GPLv3