forked from mirrors/qmk_firmware
start in-place documentation of dac settings
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@ -77,20 +77,32 @@ bool glissando = true;
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#endif
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#endif
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float startup_song[][2] = STARTUP_SONG;
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float startup_song[][2] = STARTUP_SONG;
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/** Size of the dac_buffer arrays. All must be the same size. */
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#define DAC_BUFFER_SIZE 256U
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#define DAC_BUFFER_SIZE 256U
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/** Highest value allowed by our 12bit DAC */
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#ifndef DAC_SAMPLE_MAX
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#ifndef DAC_SAMPLE_MAX
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#define DAC_SAMPLE_MAX 4095U
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#define DAC_SAMPLE_MAX 4095U
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#endif
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#endif
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/** Effective bitrate of the DAC. 44.1khz is the standard for most audio - any
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* lower will sacrifice perceptible audio quality. Any higher will limit the
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* number of simultaneous voices.
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*/
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#ifndef DAC_SAMPLE_RATE
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#ifndef DAC_SAMPLE_RATE
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#define DAC_SAMPLE_RATE 44100U
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#define DAC_SAMPLE_RATE 44100U
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#endif
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#endif
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/** The number of voices (in polyphony) that are supported. Certain voices will
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* glitch out at different values - most (the look-ups) survive 5.
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*/
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#ifndef DAC_VOICES_MAX
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#ifndef DAC_VOICES_MAX
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#define DAC_VOICES_MAX 5
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#define DAC_VOICES_MAX 5
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#endif
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#endif
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/** The default value of the DAC when not playing anything. Certain hardware
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* setups may require a high (DAC_SAMPLE_MAX) or low (0) value here.
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*/
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#ifndef DAC_OFF_VALUE
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#ifndef DAC_OFF_VALUE
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#define DAC_OFF_VALUE DAC_SAMPLE_MAX / 2
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#define DAC_OFF_VALUE DAC_SAMPLE_MAX / 2
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#endif
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#endif
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