EKK8011A ELAN Microelectronics Corp, EKK8011A Datasheet - Page 23

• Manufacturer Part Number: EKK8011A
• Description: Usb & Ps/2 Keyboard Encoder
• Manufacturer: ELAN Microelectronics Corp

Product Specification (V1.4) 07.10.2006
(This specification is subject to change without further notice)
6.2 USB Keyboard Function Description
We describe the USB keyboard function descriptions and data transfer in the following
section.
6.2.1 USB Keyboard Description
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Device Descriptor:
Descriptor size: 0X12
Descriptor type: 0X01
USB Specification release number: 0X0110
Device class: 0X00
Configuration Descriptor:
Interface Descriptor (Interface 0)
Descriptor size: 0X09
Descriptor type: 0X04
Number of this interface: 0X00
Alternate setting: 0X00
Number of endpoints used by this interface: 0X01
Class code: 0X03
Subclass code: 0X01
Protocol code : 0X01
Index of string descriptor describing this interface: 0X00
Device subclass: 0X00
Device Protocol: 0X00
Max package for Endpoint 0 0X08
Vendor ID: 0X04F3
Product ID: 0X0103
Device Release number: 0X0104
Index of string descriptor describing manufacturer: 0X00
Index of string descriptor describing product: 0X00
Index of string descriptor describing the device’s serial number: 0X00
Number of possible configurations: 0X01
Descriptor size: 0X09
Descriptor type: 0X02
Total length of data return for this configuration: 0X003B
Number of interfaces: 0X02
Value used to address this configuration: 0X01
Index of string descriptor describing this configuration: 0X00
Configuration characteristic: 0XA0
Maximum power consumption: 0X32
USB and PS/2 Keyboard Encoder
eKK8011AB
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