USB AUDIO 2.0 REFERENCE DESIGN XMOS, USB AUDIO 2.0 REFERENCE DESIGN Datasheet - Page 9

• 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

USB Audio 2.0 Reference Design, XS1-L1 Edition Hardware Manual (1.0)
8 Push-Button Switches [H]
The board provides two push-button switches whose states can be sampled at any
time by software. The layout of these switches is shown below:
The switches are connected to two 1-bit ports, the mapping of which can be seen in
the port map.
The port will go logic low when the button is pressed.
9 User LEDs [I]
The board provides two user LEDs that can be driven by software. The layout of
these LEDs is shown below:
The LEDs are connected to two bits of port 32A as shown in the port map. Setting
the relevant bit high will turn the LED on.
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