USB AUDIO 2.0 REFERENCE DESIGN XMOS, USB AUDIO 2.0 REFERENCE DESIGN Datasheet - Page 6

• 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

The following sections describe the system architecture of the XMOS USB Audio
The XMOS USB Audio 2.0 System consists of a series of communicating components.
USB Audio Software Design Guide
3 System Description
software platform.
3.1 The USB Audio 2.0 System Architecture
Every system has the following core components:
In addition the following optional components can be added:
XMOS USB Device Driver (XUD) Handles the low level USB I/O.
Endpoint 0
Endpoint buffer
Decoupler
Audio Driver
Component
Table 1: Core Components
Provides the logic for Endpoint 0 which han-
dles enumeration and control of the device.
Buffers audio packets to and from the host.
Manages delivery of audio packets between
the endpoint buffer component and the au-
dio components. It can also handle volume
control.
Handles digital audio I/O over I2S and man-
ages audio data from other digital audio I/O
components.
Description
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