GL850 View Datasheet(PDF) - Genesys Logic
Part Name
Description
MFG CO.
'GL850' PDF : 40 Pages View PDF
GL850 USB 2.0 4-Port HUB Controller
CLEAR_FEATURE
(Endpoint1 halt)
00000010b
01h 0000h 0081h 0000h
GET_INTERFACE
10000001b
0Ah 0000h 0000h 0001h
GET_STATUS
(Device)
10000000b
00h 0000h 0000h 0002h
GET_STATUS
(Interface)
10000001b
00h 0000h 0000h 0002h
GET_STATUS
(Endpoint0)
no support
10000010b
00h
0000h
0000h/
0080h
0002h
GET_STATUS
(Endpoint1)
10000010b
00h 0000h 0081h 0002h
SET_FEATURE
(Test_J)
SET_FEATURE
(Test_K)
SET_FEATURE
(Test_SE0_NAK)
SET_FEATURE
(Test_Packet)
00000000b
00000000b
00000000b
00000000b
03h 0002h 0100h 0000h
03h 0002h 0200h 0000h
03h 0002h 0300h 0000h
03h 0002h 0400h 0000h
SET_FEATURE
(Test_Force_Enable)
00000000b
03h 0002h 0500h 0000h
Note: 1. The detailed information for these descriptors is described in Section 6.2.
Zero length packet
00h
Device status
0000h
Endpoint0 status
Endpoint1 status
Zero length packet
Zero length packet
Zero length packet
Zero length packet
Zero length packet
5.3.1.2 Hub Class Requests
Table 5.3 - Hub Class Requests List
Request
GetHubDesciptor
GetHubStatus
GetPortStatus
SetPortFeature
(PORT_RESET)
SetPortFeature
(PORT_SUSPEND)
SetPortFeature
(PORT_POWER)
ClearHubFeature
(C_HUB_OVER_CUR
RENT)
ClearPortFeature
(PORT_ENABLE)
ClearPortFeature
(PORT_SUSPEND)
ClearPortFeature
(PORT_POWER)
ClearPortFeature
(PORT_INDICATOR)
bmRequestType
10100000b
10100000b
10100011b
00100011b
00100011b
00100011b
00100000b
00100011b
00100011b
00100011b
00100011b
bRequest wValue wIndex wLength
Return
06h 2900h 0000h 0009h Hub Descriptor (Note1)
00h
0000h 0000h
0004h
Hub status and change
status
00h
0000h
0001h~
0004h
0004h
Port status and port
change status
03h
0004h
0001h~
0004h
0000h Zero length packet
03h
0002h
0001h~
0004h
0000h Zero length packet
03h
0008h
0001h~
0004h
0000h Zero length packet
01h 0001h 0000h 0000h Zero length packet
01h
0001h
0001h~
0004H
0000h Zero length packet
01h
0002h
0001h~
0004H
0000h Zero length packet
01h
0008h
0001h~
0004H
0000h Zero length packet
01h 0016h (Note2) 0000h Zero length packet
©2000-2003 Genesys Logic Inc.—All rights reserved.
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