EKK8011E ELAN Microelectronics Corp, EKK8011E Datasheet - Page 24

• Manufacturer Part Number: EKK8011E
• Description: Usb And Ps/2 Keyboard Encoder
• Manufacturer: ELAN Microelectronics Corp

eKK8011E
USB & PS/2 Keyboard Encoder
20 •
6.2 USB Keyboard Function Description
The following section describes the USB keyboard function and data transfer.
6.2.1 USB Keyboard Description
Device Descriptor:
Configuration Descriptor:
Interface Descriptor (Interface 0)
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Descriptor size: 0×12
Descriptor type: 0×01
USB Specification release number: 0X0110
Device class: 0×00
Device subclass: 0×00
Device Protocol: 0×00
Max package for Endpoint 0 0×08
Vendor ID: 0×04F3
Product ID: 0×0103
Device Release number: 0×0107
Index of string descriptor describing manufacturer: 0×00
Index of string descriptor describing product: 0×00
Index of string descriptor describing the device’s serial number: 0X00
Number of possible configurations: 0×01
Descriptor size: 0×09
Descriptor type: 0×02
Total length of data return for this configuration: 0×003B
Number of interfaces: 0×02
Value used to address this configuration: 0×01
Index of string descriptor describing this configuration: 0×00
Configuration characteristic: 0×A0
Maximum power consumption: 0×32
Descriptor size: 0×09
Descriptor type: 0×04
Number of this interface: 0×00
Alternate setting: 0×00
Number of endpoints used by this interface: 0X01
Class code: 0×03
Subclass code: 0×01
Protocol code : 0×01
Index of string descriptor describing this interface: 0×00
(This specification is subject to change without further notice)
Product Specification (V1.2) 07.09.2009