Usb Interface - Epson Perfection 1200U Service Manual

EPSON Perfection1200

1.3.2 USB Interface


Component: This device supports the following configurations.
Table 1-3. Configurations
Device
Component
Interface
End point 1
End point 2
String descriptor

Electric specification: Compliant to the high speed (12M bps) mode of
Universal Serial Bus Specification Rev.1.0.

Connector: Receptacle (Series B) (Figure 1-4 and Table1-4)
Product Description
Class: Vender-specific
Subclass: Vender-specific
Protocol: Vender-specific
Max. packet size of endpoint 0: 8 byte
Vender ID: 0x04B8
Product ID: 0x0103
No.of component: 1
Supported Interface: 1
Characteristic
• Self power
• Remote wake up function support
Power consumption:2mA
Endpoint: 2
Class: Vender-specific
Sunglass: Vender-specific
Protocol: Vender-specific
Bulk IN transfer
Max. packet size: 64 byte
Bulk out transfer
Max. packet size: 64 byte
Producer: "EPSON"
Product Name: Scanner Perfection 1200
Interface Specification
Figure 1-4. Receptacle (Series B)
Table 1-4. Connector Pin Assignment
Pin No. Signal
1 VCC
2 - Data
3 + Data
4 GND
Revision B
14