ISP1130DL Philips Semiconductors, ISP1130DL Datasheet - Page 17

• Manufacturer Part Number: ISP1130DL
• Description: Universal Serial Bus compound hub with integrated keyboard controller
• Manufacturer: Philips Semiconductors

Philips Semiconductors
9397 750 06895
Objective specification
Table 9:
Values in square brackets are optional.
[1]
Table 10: Interface descriptor
Table 11: Endpoint descriptor
Table 12: Hub descriptor
Offset
(bytes)
5
6
7
8
Offset
(bytes)
0
1
2
3
4
5
6
7
8
Offset
(bytes)
0
1
2
3
4
6
Offset
(bytes)
0
1
2
Value in units of 2 mA.
Field name
bConfigurationValue
iConfiguration
bmAttributes
MaxPower
Field name
bLength
bDescriptorType
bInterfaceNumber
bAlternateSetting
bNumEndpoints
bInterfaceClass
bInterfaceSubClass
bInterfaceProtocol
bInterface
Field name
bLength
bDescriptorType
bEndpointAddress
bmAttributes
wMaxPacketSize
bInterval
Field name
bDescLength
bDescriptorType
bNbrPorts
Configuration descriptor
Rev. 01 — 23 March 2000
[1]
Size
(bytes)
1
1
1
1
2
1
Size
(bytes)
1
1
1
1
Size
(bytes)
1
1
1
1
1
1
1
1
1
Size
(bytes)
1
1
1
…continued
USB compound hub with keyboard controller
Value
(Hex)
07
05
81
03
01, 00
FF
Value
(Hex)
01
00
A0
[E0]
32
Value
(Hex)
09
04
00
00
01
09
00
00
00
Value
(Hex)
09
29
03
[2]
Comments
descriptor length = 7 bytes
type = ENDPOINT
endpoint 1, direction: IN
interrupt endpoint
packet size = 1 byte
polling interval (255 ms)
Comments
configuration value = 1
no configuration string
bus-powered with remote wake-up
(default)
hybrid-powered with remote wake-up;
configured via bit 7 in the USBCON
register (see
100 mA
Comments
descriptor length = 9 bytes
type = INTERFACE
-
no alternate setting
status change (interrupt) endpoint
HUB_CLASSCODE
-
no class-specific protocol
no interface string
Comments
descriptor length = 9 bytes
type = HUB
number of downstream ports (1 or 2;
default = 2) + number of embedded
functions (1 to 3; default = 1)
© Philips Electronics N.V. 2000. All rights reserved.
Table
53)
ISP1130
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