Improve audio quality #77
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Use 48kHz by enabling the resampler Switch to audio PLL clock for improved high-frequency response (https://docs.espressif.com/projects/esp-idf/en/stable/esp32/api-reference/peripherals/i2s.html#i2s-clock) Remove some redundant settings and re-order for readability
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3 tasks
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This improvement works perfectly on my Onju Voice. |
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Use 48kHz (requires enabling the resampler on the microphone)
Switch to audio PLL clock for improved high-frequency response (https://docs.espressif.com/projects/esp-idf/en/stable/esp32/api-reference/peripherals/i2s.html#i2s-clock)
Remove some redundant settings (bits_per_sample, adf_alc) and re-order for readability
Partially solves #52