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Altera_Forum's avatar
Altera_Forum
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16 years ago

SPI to I2S upgrade to 24 bit

Hi, I am currently working on a USB audio signal capture and playback device. I've noticed that all of the audio quality ADC/DACs use I2S to communicate but unfortunately my usb interfacing chi...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

So I imagine I would have to write code using the D2xx drivers to configure the MPSSE for I2S. I did think this would be possible but I emailed FTDI and they said that it only supported the SPI etc formats. What your saying does sound correct though.

Would you mind explaining your last point about isochrone a bit more, please forgive my ignorance.

The other thing is that I find the FTDI dx22 library very basic and unhelpful :(

Thanks again,

Dan