参数资料
型号: ISP1561BM,557
厂商: ST-ERICSSON
元件分类: 总线控制器
英文描述: UNIVERSAL SERIAL BUS CONTROLLER, PQFP128
封装: 14 X 14 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT-420-1, LQFP-128
文件页数: 41/103页
文件大小: 457K
代理商: ISP1561BM,557
ISP1561_2
NXP B.V. 2007. All rights reserved.
Product data sheet
Rev. 02 — 5 March 2007
42 of 103
NXP Semiconductors
ISP1561
HS USB PCI Host Controller
Then, a hardware interrupt is requested on the host bus.
Writing logic 1 to a bit in this register sets the corresponding bit, whereas writing logic 0 to
a bit in this register leaves the corresponding bit unchanged. On a read, the current value
of this register is returned.
The bit allocation is given in Table 51.
Table 51.
HcInterruptEnable register: bit allocation
Bit
31
30
29
28
27
26
25
24
Symbol
MIE
OC
reserved
Reset
00000000
Access
R/W
------
Bit
23
22
21
20
19
18
17
16
Symbol
reserved
Reset
00000000
Access
--------
Bit
15
14
13
12
11
10
9
8
Symbol
reserved
Reset
00000000
Access
--------
Bit
7
6
5
4
3
2
1
0
Symbol
reserved
RHSC
FNO
UE
RD
SF
WDH
SO
Reset
00000000
Access
-
R/W
Table 52.
HcInterruptEnable register: bit description
Bit
Symbol
Description
31
MIE
Master Interrupt Enable:
0 — Ignore
1 — Enables interrupt generation by events specied in other bits of
this register
30
OC
Ownership Change:
0 — Ignore
1 — Enables interrupt generation because of ownership change
29 to 7
-
reserved
6
RHSC
Root Hub Status Change:
0 — Ignore
1 — Enables interrupt generation because of root hub status change
5
FNO
Frame Number Overow:
0 — Ignore
1 — Enables interrupt generation because of frame number overow
4UE
Unrecoverable Error:
0 — Ignore
1 — Enables interrupt generation because of unrecoverable error
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