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Type: Posts; User: widdly

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    I often find the error lies between the chair and...

    I often find the error lies between the chair and the keyboard.
  2. There is no configuration file. The...

    There is no configuration file. The __IMXRT1062__ is passed to the compilier when the code gets built using the -D option Paul mentioned. See here......
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    No worries. I pushed some commits for this and...

    No worries. I pushed some commits for this and to add slave support for i2s oct input.
  4. The control objects just set codec configuration...

    The control objects just set codec configuration via i2c or maybe spi. The input_xxx and output_xxx stuff has the actual i2s configuration.

    In input_i2s.cpp ...

    CORE_PIN13_CONFIG =...
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    I've got it working for teensy 3.6 I was...

    I've got it working for teensy 3.6 I was looking at the slave stuff in output_i2s2.cpp instead of output_i2s.cpp. The frame-sync-early and inverted-frame-sync bits in the SAI registers give the...
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    I would be very interested in the details. How...

    I would be very interested in the details. How did you get usb audio on the T4? I didn't think that was implemented.
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    I've got the data out of the teensy on my scope...

    I've got the data out of the teensy on my scope and I can see that disabling frame sync early is not working. The samples are starting a bit after the FS transistion. Looking at the data from the...
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    Read on... page 12 describes a PLL mode that...

    Read on... page 12 describes a PLL mode that generates it based on LRclk and BCLK.
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    Yep you are correct. I put them on a scope and...

    Yep you are correct. I put them on a scope and the FS is at 44.1k, BCLK at 64 * 44.1 and the MCLK is 384 * 44.1

    When I tested with my PCM5102 I didn't need the MCLK
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    When I connected the roland device to the PCM5102...

    When I connected the roland device to the PCM5102 dac I set it to Left Justified mode.

    There is a timing diagram for that on page 14. It would appear that the LRClck is also inverted in that...
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    I don't have much documentation. I have a...

    I don't have much documentation. I have a service manual that has a schematic for the device Roland made to connect to the header I'm using. The header and schematic is on pg 59.

    I've figured...
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    i2s slave on teensy 4

    Hi,

    I have a Roland MV8800 sampler. It has an expansion header that provides four "i2s" output streams (8 channels) and an input stream (2 channels). Additionally it has a ttl level midi in and...
  13. Great, thanks Paul

    Great, thanks Paul
  14. Connect two Teensy via MIDI USB HOST to Teensy MIDI USB 16x16

    I want to build a box that provides midi routing and a usb midi interface

    - connects to a PC by USB and provides 16x16 USB midi to the PC.
    - provides 12 x 12 midi serial ports
    - has a display...
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