參數(shù)資料
型號: ISP1161ABM
廠商: NXP SEMICONDUCTORS
元件分類: 總線控制器
英文描述: Full-speed Universal Serial Bus single-chip host and device controller
中文描述: UNIVERSAL SERIAL BUS CONTROLLER, PQFP64
封裝: 7 X 7 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT-414-1, LQFP-64
文件頁數(shù): 59/134頁
文件大?。?/td> 587K
代理商: ISP1161ABM
Philips Semiconductors
ISP1161A
Full-speed USB single-chip host and device controller
Product data
Rev. 03 — 23 December 2004
59 of 134
9397 750 13962
Koninklijke Philips Electronics N.V. 2004. All rights reserved.
10.3.3
HcRhStatus register (R/W: 14H/94H)
The HcRhStatus register is divided into two parts. The lower word of a DWORD
represents the Hub Status field and the upper word represents the Hub Status
Change field. Reserved bits should always be written as logic 0.
Code (Hex): 14 —
read
Code (Hex): 94 —
write
15 to 3
2 to 0
-
DR[2:0]
reserved
DeviceRemovable:
Each bit is dedicated to a port of the Root
Hub. When cleared, the attached device is removable. When set,
the attached device is not removable.
Bit 0 —
reserved
Bit 1 —
Device attached to Port #1
Bit 2 —
Device attached to Port #2
Table 31:
Bit
HcRhDescriptorB register: bit description
…continued
Symbol
Description
Table 32:
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
Bit
Symbol
Reset
Access
HcRhStatus register: bit allocation
31
CRWE
0
W
23
30
29
28
27
26
25
24
reserved
0
R
19
0
R
22
0
R
21
0
R
20
0
R
18
0
R
17
0
R
16
reserved
OCIC
0
R/W
9
LPSC
0
R/W
8
0
R
15
0
R
14
0
R
13
0
R
12
0
R
11
0
R
10
DRWE
0
R/W
7
reserved
0
R
3
0
R
6
0
R
5
0
R
4
0
R
2
0
R
1
0
R
0
reserved
OCI
0
R
LPS
0
R/W
0
R
0
R
0
R
0
R
0
R
0
R
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ISP1161 Full-speed Universal Serial Bus single-chip host and device controller
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