參數(shù)資料
型號: ISP1122NB
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, PDIP32
封裝: 0.400 INCH, SHRINK, PLASTIC, SOT-232-1, DIP-32
文件頁數(shù): 16/48頁
文件大?。?/td> 1159K
代理商: ISP1122NB
Philips Semiconductors
ISP1122
USB stand-alone hub
Product specification
Rev. 03 — 29 March 2000
16 of 48
9397 750 07002
Philips Electronics N.V. 2000. All rights reserved.
[1]
[2]
Selected by input SP/BP.
Value in units of 2 mA.
Table 11: Configuration descriptor
Values in square brackets are optional.
Offset
(bytes)
0
bLength
1
bDescriptorType
2
wTotalLength
Field name
Size
(bytes)
1
1
2
Value
(Hex)
09
02
19, 00
Comments
descriptor length = 9 bytes
type = CONFIGURATION
total length of configuration, interface
and endpoint descriptors (25 bytes)
one interface
configuration value = 1
no configuration string
self-powered with remote wake-up
[1]
bus-powered with remote wake-up
[1]
100 mA (default)
0 mA (using an external EEPROM)
500 mA (using an external EEPROM)
4
5
6
7
bNumInterfaces
bConfigurationValue
iConfiguration
bmAttributes
1
1
1
1
01
01
00
E0
A0
32
[00]
[FA]
8
MaxPower
[2]
1
Table 12: Interface descriptor
Offset
(bytes)
0
bLength
1
bDescriptorType
2
bInterfaceNumber
3
bAlternateSetting
4
bNumEndpoints
5
bInterfaceClass
6
bInterfaceSubClass
7
bInterfaceProtocol
8
bInterface
Field name
Size
(bytes)
1
1
1
1
1
1
1
1
1
Value
(Hex)
09
04
00
01
01
09
00
00
00
Comments
descriptor length = 9 bytes
type = INTERFACE
-
no alternate setting
status change (interrupt) endpoint
HUB_CLASSCODE
-
no class-specific protocol
no interface string
Table 13: Endpoint descriptor
Offset
(bytes)
0
bLength
1
bDescriptorType
2
bEndpointAddress
3
bmAttributes
4
wMaxPacketSize
6
bInterval
Field name
Size
(bytes)
1
1
1
1
2
1
Value
(Hex)
07
05
81
03
01, 00
FF
Comments
descriptor length = 7 bytes
type = ENDPOINT
endpoint 1, direction: IN
interrupt endpoint
packet size = 1 byte
polling interval (255 ms)
相關(guān)PDF資料
PDF描述
ISP1123BD CAP .068UF 100V PPS FILM ECH-S
ISP1123 Universal Serial Bus compound hub
ISP1123D Universal Serial Bus compound hub
ISP1123NB Universal Serial Bus compound hub
ISP1130 Universal Serial Bus compound hub with integrated keyboard controller
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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
ISP1123NB 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Universal Serial Bus compound hub
ISP1130 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Universal Serial Bus compound hub with integrated keyboard controller