MC141555 Motorola, MC141555 Datasheet - Page 12

• Manufacturer Part Number: MC141555
• Description: USB Hub Controller CMOS
• Manufacturer: Motorola

MC141555
12
Table 9. Hub Class-specific Request
bmRequestType
00100000b
ClearHubFeature
C_HubLocalPower
C_HubOverCurrent
00100011b
ClearPortFeature
Port_Connection
Port_Enable
Port_Suspend
Port_Over_Current
Port_Reset
Port_Power
Port_Low_Speed
C_Port_Connection
C_Port_Enable
C_Port_Suspend
C_PortOverCurrent
C_Port_Reset
10100011b
GetBusState
10100000b
GetHubDescriptor
10100000b
GetHubStatus
10100011b
GetPortStatus
bRequest
01h
Clear_Feature
01h
Clear_Feature
02h
Get_State
06h
Get_Descriptor
00h
Get_Status
00h
Get_Status
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wValue
Feature
Selector
0000h
0001h
Feature
Selector
0000h
0001h
0002h
0003h
0004h
0008h
0009h
0010h
0011h
0012h
0013h
0014h
0000h
0000h
0000h
0000h
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wIndex
0000h
0001h ~ 0005h
0001h ~ 0005h
0000h
0000h
0001h ~ 0005h
wLength
0000h
0000h
0001h
0009h
0004h
0004h
Data/Handshake
None/Ack
None/Ack
STALL
STALL
STALL
STALL
Bus State per Port
Hub Descriptor
00000000000000OPb,
00000000000000opb
O: Over Current indicator
P: Local Power status
o: C_Hub_Over_Current
p: C_Hub_Local_Power
000000LP000ROSECb,
00000000000rosecb
L: Port_Low_Speed
P: Port_Power
R: Port_Reset
O: Port_Over_Current
S: Port_Suspend
E: Port_Enable
C: Port_Connection
r: C_Port_Reset
o: C_Port_Over_Current
s: C_Port_Suspend
e: C_Port_Enable
c: C_Port_Connection
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