Epson Perfection 3200 Photo, Service Manual

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EPSON Perfection 3200 Photo Revision A
Product Description Interface Specification 9
1.3.2 USB 2.0 specifications
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Component: This device supports the following configurations.
Table 1-2. Basic configuration for USB 2.0 specifications
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Electric specification: Complies with full speed (12 Mbps) and high
speed (480 Mbps) modes as described in the
Universal Serial Bus Specification Revision 2.0.
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Connection Connector: Receptacle (Series B) (Figure 1-3 and Table 1-3)
Figure 1-3. Receptacle (Series B)
Table 1-3. USB pin Assignments
Device
Class: Vender-specific
End point 0’s MAX packet / size: 64byte
Vender ID: 0x04B8
Product ID: 0x0112
No.of structure: 2
Structure
Interface supported: 1
Characteristic
• Self power supply
• Remote / wake up function is not
available
Bus electrical power consumption:2mA
Interface 0
substitutes setting value: NO
Endpoint: 2
Class: Vender-specific
End point 1
Bulk IN transfer
Max data transfer size:
64 byte(Full Speed),
512 byte(High Speed)
End point 2
Bulk OUT transfer
Max data transfer size:
64 byte(Full Speed),
512 byte(High Speed)
String / descriptor
Manufactured by: EPSON
Product Name: Perfection 2450 Photo
Pin No. Signal
1 VCC
2 - Data
3 + Data
4 GND