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  1. Understood, and thanks. I'll be going from...

    Understood, and thanks. I'll be going from 230-ish KB to 16 MB, but also from 8-bit u-law at 11,025 Hz to 16-bit PCM at 44,100 Hz so I'll only have about ~8x the storage (~190 seconds vs. ~21...
  2. Science! I recall a post from Frank or Paul...

    Science!

    I recall a post from Frank or Paul that it had to do with how the SD cards work internally; something about them doesn't like lots of random reads (which is what reading from multiple...
  3. I'm just going by what the...

    I'm just going by what the AudioPlaySerialflashRaw documentation says:



    And also posts by Frank B from earlier in 2019:
    ...
  4. My understanding is that SD card only support 3...

    My understanding is that SD card only support 3 to 4 simultaneous streams, but SPI flash can support many more. It's a limitation of the SD card, not the interface to it. I'm not yet using either; my...
  5. Are you locked into using MP3 files? If not, use...

    Are you locked into using MP3 files? If not, use WAV and and serial flash chip. Depending on the length of your samples, it may be enough.
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