AK5371AVQ AKM [Asahi Kasei Microsystems], AK5371AVQ Datasheet - Page 11

• Manufacturer Part Number: AK5371AVQ
• Description: 2ch A/D Converter with USB I/F
• Manufacturer: AKM [Asahi Kasei Microsystems]

MS0546-E-00
When the device is connected to USB bus, the host assigns specific address to the device. Then the host reads the device
information, which is called as descriptor, through default pipe (Endpoint 0). The AK5371A consists of one Device Descriptor, one
Configuration Descriptor, two Interface Descriptors, and two Endpoint Descriptors.
Figure 6 shows Descriptor’s hierarchy.
Descriptor Overview
ASAHI KASEI
MS0103-E-00
StandardInterface Descriptor
Class-Specific Descriptor
Class-Specific Audio Control
Standard Audio Control
Interface Descriptor
Interface Descriptor
Interface 0
Configuration
Device
Configuration
Descriptor
Descriptor
Descriptor Alt. Setting 0
Device
Standard AS Interface
Interface 1
Figure 6. Descriptor Hierarchy
11
Standard AS Isochronous
Endpoint Descriptor
Class-Specific AS Isochronous
Endpoint Descriptor
Class-Specific Audio Streaming
Class-Specific AS Format Type
Descriptor Alt. Setting 1
Standard AS Interface
Interface Descriptor
Descriptor
Endpoint
(IN)
Standard AS Isochronous
Endpoint Descriptor
Class-Specific AS Isochronous
Endpoint Descriptor
Class-Specific Audio Streaming
Class-Specific AS Format Type
Descriptor Alt. Setting 2
Standard AS Interface
Interface Descriptor
Descriptor
[AK5371A]
2007/02