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DM9621 Datasheet(PDF) 45 Page - Davicom Semiconductor, Inc.

Part # DM9621
Description  USB2.0 to 10/100M Fast Ethernet Controller
PDF  66 Pages
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Manufacturer  DAVICOM [Davicom Semiconductor, Inc.]
Direct Link  http://www.davicom.com.tw
Logo DAVICOM - Davicom Semiconductor, Inc.

DM9621 Datasheet(HTML) 45 Page - Davicom Semiconductor, Inc.

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DM9621
USB2.0 to Fast Ethernet Controller
Preliminary
45
Version: DM9621 -14-DS-P02
February 23, 2011
Endpoint1 Descriptor/6-Byte
Offset
Field
Size
Value
Description
0
bLength
1
07H
Size of this descriptor
1
bDescriptorType
1
05H
ENDPOINT Descriptor Type
2
bEndpointAddress
1
81H
Address of the endpoint
Bit3~0: The endpoint number
Bit 6~4: Reserved(0)
Bit7 : Direction(Control EP exclude)
0 = OUT endpoint
1 = IN endpoint
3
bmAttributes
1
02H
EP's attributes
Bit1~0: Transfer Type
00 = Control
01 = Isochronous
10 = Bulk
11 = Interrupt
4
wMaxPacketSize
2
0040H
Maximum packet size of this EP
(0200H for high speed)
6
bInterval
1
00H
Interval for polling (periodical pipe) (fm EEP)
Interrupt Tpye = 1 ~ 255 (ms)
Isochronoous Type = 1 (ms)



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