參數(shù)資料
型號(hào): USS-344
英文描述: USS-344 QuadraBus Four-Host PCI-to-USB OpenHCL Host Controller
中文描述: 號(hào),344 QuadraBus四主機(jī)的PCI到USB主機(jī)控制器OpenHCL
文件頁數(shù): 28/54頁
文件大?。?/td> 850K
代理商: USS-344
28
Agere Systems Inc.
Advance Data Sheet, Rev. 9
June 2001
Four-Host PCI-to-USB OpenHCI Host Controller
USS-344
QuadraBus
USB Registers
Table 98. USB Operational Registers Summary
Each PCI Function has one set of USB operational registers available through the memory mapped Base Address
register 0. Each set of USB operational registers represents one single-port USB host controller. Refer to Tables
99—120 for more details on each of these registers.
Table 99. HcRevision Register (00h)
Offset
00h
04h
08h
0Ch
10h
14h
18h
1Ch
20h
24h
28h
2Ch
30h
34h
38h
3Ch
40h
44h
48h
4Ch
50h
54h
100h
104h
108h
10Ch
Register Name
HcRevision
HcControl
HcCommandStatus
HcInterruptStatus
HcInterruptEnable
HcInterruptDisable
HcHCCA
HcPeriodCurrentED
HcControlHeadED
HcControlCurrentED
HcBulkHeadED
HcBulkCurrentED
HcDoneHead
HcFmInterval
HcFmRemaining
HcFmNumber
HcPeriodicStart
HcLSThreshold
HcRhDescriptorA
HcRhDescriptorB
HcRhStatus
HcRhPortStatus1
HceControl
HceInput
HceOutput
HceStatus
Bits
Field
Reset
HCD
(Host Controller Driver)
R
R
HC
(Host Controller)
R
R
7:0
8
Revision (REV)
Legacy (L)
10h
1b
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