XMOS MC Audio r.0 RD question

Technical questions regarding the XTC tools and programming with XMOS.
wouter127
New User
Posts: 2
Joined: Wed May 11, 2011 2:30 pm

XMOS MC Audio r.0 RD question

Post by wouter127 »

Hello XMOS community,

I'm currently trying to graduate highschool with an XMOS project :D
Just ordered the XMOS MC board and am currently busy adjusting the
Reference Software.

I'm trying to uppen the number of streaming interfaces(from the usb audio class driver 2.0
specification) to 8 in, 8 out. The current XMOS descriptor configuration seems to look like this:

*look at attachment*

I want to change this to 8 usb in interfaces(2 channels per interfaces), 8 usb out interfaces(2 channels p/i)
8 analog out(2 channels p/i), 8 analog in(2 channels p/i).

It looks i cannot do this by just changing the #defines. Could someone please tell me
which files in the software should be adjusted? The software is a little too complex for me to fully
grasp(i've read all documentation so far). Specially parts like: decoupler.xc, audio.xc

Hope someone could help, i'd be really gratefull.

Regards,
Wouter
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wouter127
New User
Posts: 2
Joined: Wed May 11, 2011 2:30 pm

Post by wouter127 »

So i'm a bit further now :D .
I discovered that in the MC software the SPDIF input and output are
represented to the usb driver as seperate devices/interfaces.

It's strange but i cannot find any extra (AS) descriptors that specify
the SPDIF interface. Is there anybody out there who can tell me how
this is done :ugeek: ?