isp1521 NXP Semiconductors, isp1521 Datasheet - Page 30

• Manufacturer Part Number: isp1521
• Description: Hi-speed Universal Serial Bus Hub Controller
• Manufacturer: NXP Semiconductors

Philips Semiconductors
ISP1521_4
Product data sheet
11.3.2 Get device status
11.3.3 Get interface status
11.3.4 Get endpoint status
11.3.5 Get hub status
Table 26.
This request returns 2 B of data; see
Table 27.
The request returns 2 B of data; see
Table 28.
The request returns 2 B of data; see
Table 29.
The request returns 4 B of data; see
Table 30.
Bit
0
1 to 7
Bit
0
1
2 to 15
Bit
0 to 15
Bit
0
1 to 15
Bit
0
1
2 to 15
16
Function
reserved
Get hub configuration response
Get device status response
Get interface status response
Get endpoint status response
Get hub status response
Function
halt
reserved
Function
local power source
overcurrent indicator
reserved
local power status change
Function
self-powered
remote wake-up
reserved
Function
configuration value
reserved
Rev. 04 — 30 March 2006
Table
Table
Table
Table
Value
0
1
0
Value
1
0
1
0
Value
0
Value
0
1
0
Value
0
1
0
1
0
0
1
28.
29.
30.
27.
Description
device is not configured
device is configured
-
Description
self-powered
disabled
enabled
-
Description
-
Description
endpoint is not halted
endpoint is halted
-
Description
local power supply good
local power supply lost (inactive)
no overcurrent condition currently exists
a hub overcurrent condition exists
-
no change in the local power status
local power status has changed
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Hi-Speed USB hub controller
ISP1521
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