AK5370VF Asahi Kasei Microsystems, AK5370VF Datasheet - Page 9

• Manufacturer Part Number: AK5370VF
• Description: USB I/F A/D CONVERTER
• Manufacturer: Asahi Kasei Microsystems

ASAHI KASEI
Endpoint Descriptor is a pipe for the data. The AK5370 has two Endpoints. One is Endpoint0 for Control Transfer. Another is
Endpoint 1, whose direction is IN, is used for Isochronous Transfer. Standard AS Isochronous Endpoint tells Endpoint type like
In/OUT, maximum packet size, synchronization type, etc. to the host.
Main information of Class-Specific AS Endpoint Descriptor is sampling frequency.
Figure 6 shows Descriptor’s hierarchy.
MS0027-E-00
Interface
StandardInterface Descriptor
Class-Specific Descriptor
Configuration
Class-Specific Audio Control
Standard Audio Control
Device
Interface Descriptor
Interface Descriptor
Figure 6. Descriptor Hierarchy
Configuration
Descriptor
Descriptor
Device
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Standard AS Isochronous
Endpoint Descriptor
Class-Specific AS Isochronous
Endpoint Descriptor
Class-Specific Audio Streaming
Class-Specific AS Format Type
Descriptor Alt. Setting 0
Descriptor Alt. Setting 1
Standard AS Interface
Standard AS Interface
Interface Descriptor
Descriptor
Endpoint
(IN)
[AK5370]
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