參數(shù)資料
型號(hào): ISP1130DL
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 微控制器/微處理器
英文描述: Universal Serial Bus compound hub with integrated keyboard controller
中文描述: SPECIALTY MICROPROCESSOR CIRCUIT, PDSO56
封裝: PLASTIC, SSOP-56
文件頁(yè)數(shù): 19/68頁(yè)
文件大小: 1786K
代理商: ISP1130DL
Philips Semiconductors
ISP1130
USB compound hub with keyboard controller
Objective specification
Rev. 01 — 23 March 2000
19 of 68
9397 750 06895
Philips Electronics N.V. 2000. All rights reserved.
8.4 Hub responses
This section describes the hub responses to requests from the USB host.
8.4.1
Get device status
The hub returns 2 bytes, see
Table 14
.
8.4.2
Get configuration
The hub returns 1 byte, see
Table 15
.
8.4.3
Get interface status
The hub returns 2 bytes, see
Table 16
.
8.4.4
Get hub status
The hub returns 4 bytes, see
Table 17
.
Table 14: Get device status response
Bit #
Function
0
self-powered
Value
0
1
0
1
0
Description
bus-powered
hybrid-powered
no remote wake-up
remote wake-up enabled
-
1
remote wake-up
2 to 15
reserved
Table 15: Get configuration response
Bit #
Function
0
configuration value
Value
0
1
0
Description
device not configured
device configured
-
1 to 7
reserved
Table 16: Get interface status response
Bit #
Function
0 to 15
reserved
Value
0
Description
-
Table 17: Get hub status response
Bit #
Function
0
local power source
1
overcurrent indicator
Value
0
0
1
0
0
Description
local power supply good
no overcurrent condition
hub overcurrent condition detected
-
no change in local power status
no change in overcurrent condition
overcurrent condition changed
-
2 to 15
16
17
reserved
local power status change
overcurrent indicator change 0
1
0
18 to 31
reserved
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