參數(shù)資料
型號(hào)： ISP1122BD
廠商： NXP SEMICONDUCTORS
元件分類： 總線控制器
英文描述： Universal Serial Bus stand-alone hub
中文描述： UNIVERSAL SERIAL BUS CONTROLLER, PQFP32
封裝： 7 X 7 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT-358-1, LQFP-32
文件頁數(shù)： 14/48頁
文件大?。?/td> 1159K
代理商： ISP1122BD
Philips Semiconductors
ISP1122
USB stand-alone hub
Product specification
Rev. 03 — 29 March 2000
14 of 48
9397 750 07002
Philips Electronics N.V. 2000. All rights reserved.
[1]
[2]
[3]
[4]
USB Specification Rev. 1.0uses 00H, USB Specification Rev. 1.1specifies 29H.
Returned value in bytes.
Feature selector value, see
Table 9
.
Downstream port identifier: 1 to N with N = number of enabled ports (2 to 5).
Status
Get Hub Status
1010 0000
00
00, 00
00, 00
04, 00
hubstatusand
status change
field
port status
Get Port Status
Unsupported
Get Bus Status
Clear Hub Feature
(C_OVER_CURRENT)
Set Hub Descriptor
Set Hub Feature
(C_LOCAL_POWER)
Set Hub Feature
(C_OVER_CURRENT)
1010 0011
00
00, 00
port
[4]
, 00
04, 00
1010 0011
X010 0000
02
01
00, 00
01, 00
port
[4]
, 00
00, 00
01, 00
00, 00
STALL
STALL
0010 0000
X010 0000
07
03
XX, XX
00, 00
00, 00
00, 00
3E, 00
00, 00
STALL
STALL
X010 0000
03
01, 00
00, 00
00, 00
STALL
Table 8:
Request name
Hub specific requests
…continued
bmRequestType
byte 0 [7:0]
(Bin)
bRequest
byte 1
(Hex)
wValue
byte 2, 3
(Hex)
wIndex
byte 4, 5
(Hex)
wLength
byte 6, 7
(Hex)
Data
Table 9:
Feature selector name
PORT_CONNECTION
PORT_ENABLE
PORT_SUSPEND
PORT_OVERCURRENT
PORT_RESET
Port feature selectors
Value (Hex)
00
01
02
03
04
Set feature
not used
not used
suspends a port
not used
resets and enables a
port
powers on a port
not used
not used
Clear feature
not used
disables a port
resumes a port
not used
not used
PORT_POWER
PORT_LOW_SPEED
C_PORT_CONNECTION
08
09
10
powers off a port
not used
clears port connection
change bit
clears port enable
change bit
clears port suspend
change bit
clears port overcurrent
change bit
clears port reset
change bit
C_PORT_ENABLE
11
not used
C_PORT_SUSPEND
12
not used
C_PORT_OVERCURRENT
13
not used
C_PORT_RESET
14
not used
相關(guān)PDF資料
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ISP1122D 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Universal Serial Bus stand-alone hub
ISP1122NB 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Universal Serial Bus stand-alone hub
ISP1123 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Universal Serial Bus compound hub
ISP1123BD 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Universal Serial Bus compound hub
ISP1123D 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Universal Serial Bus compound hub
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