USB AUDIO 2.0 REFERENCE DESIGN XMOS, USB AUDIO 2.0 REFERENCE DESIGN Datasheet - Page 34

• Manufacturer Part Number: USB AUDIO 2.0 REFERENCE DESIGN
• Description: USB AUDIO 2.0 REFERENCE DESIGN
• Manufacturer: XMOS

Specifications of USB AUDIO 2.0 REFERENCE DESIGN

• Design Resources: USB AUDIO Schematic
• Main Purpose: Audio, Audio Processing
• Embedded: Yes
• Utilized Ic / Part: XS1-L1
• Primary Attributes: Audio data up to 24-bit @ 192kHz
• Secondary Attributes: I²S and S/PDIF
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 880-1017

These resource estimates are based on the L2 reference design with all options of
The XUD library requires an 80MIPS thread to function correctly (i.e. on a 500MHz
The ULPI ports are a fixed set of ports on the XS1-L1 or XS1-L2 device. When using
USB Audio Software Design Guide
that design enabled. For fewer channels, the resource usage is likely to decrease.
parts only six threads can run).
these ports, other ports are unavailable when ULPI is active. See
further details.
XUD library
Endpoint 0
USB Buffering
Audio driver
S/PDIF Tx
S/PDIF Rx
ADAT Rx
Midi
Mixer
ClockGen
Component
1
1
1
1
1
1
1
1
2
1
Threads
Table 18: Resource Usage
9 (6 code)
17.5 (10.5 code)
22.5 (1 code)
8.5 (6 code)
3.5 (2 code)
3.7 (3.7 code)
3.2 (3.2 code)
6.5 (1.5 code)
8.7 (6.5 code)
2.5 (2.4 code)
Memory (KB)
ULPI ports
none
none
See
1 x 1 bit port
1 x 1 bit port
1 x 1 bit port
2 x 1 bit ports
Ports
3.6
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