参数资料
型号: M66592WG
元件分类: 总线控制器
英文描述: UNIVERSAL SERIAL BUS CONTROLLER, PBGA64
封装: 0.80 MM PITCH, FBGA-64
文件页数: 33/40页
文件大小: 1583K
代理商: M66592WG
M66592F P/W G
Rev 1.00 2004.10.01 page 39 of 125
2.11 USB address((low-power recovery)
USB address/low-power status recovery register [RECOVER]
<Address: 50H>
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
STSRECOV
USBADDR
?
0
-
0
-
0
-
0
?
0
Bit
Name
Function
S/W
H/W
Note
15-11 Nothing is placed here. These should be fixed at “0”.
10-8 STSRECOV
Status recovery
Status recovery after the low-power sleep state
000: reserved
001: Full-Speed Default state
010: Full-Speed Address state
011: Full-Speed Configured state
100: reserved
101: Hi-Speed Default state
110: Hi-Speed Address state
111: Hi-Speed Configured state
R/W
R
3.1.5
*1)
7
Nothing is placed here. This should be fixed at "0".
6-0 USBADDR
USB address
USB address confirmation and recovery
R/W
3.1.5
*1)
Note
*1) When a recovery has been made from the low-power sleep state to the normal mode, the communication speed,
device state and USB address have to be returned to the values backed up bysoftware. “STSRECOV=x00”
should not be set.
2.12 USB request register
The USB request register is used to store setup requests for control transfers. The values of USB requests that
have been received are stored here.
USB request type register [USBREQ]
<Address: 54H>
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Brequest
bmRequestType
0
Bit
Name
Function
S/W
H/W
Note
15-8 bRequest
Request
The USB request bRequest value is stored
here.
R
W
3.6.1
7-0 bmRequestType
Request type
The USB request bmRequestType is stored
here.
R
W
3.6.1
Note
None in particular
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