參數(shù)資料
型號: TUSB5052B
廠商: Texas Instruments, Inc.
英文描述: USB to 2-Serial + 1-Parallel Controller With Configurable Optional Hub
中文描述: USB轉(zhuǎn)2 -串行接口1 -可配置可選并行控制器集線器
文件頁數(shù): 38/84頁
文件大?。?/td> 276K
代理商: TUSB5052B
5–6
5.8
HUBCNF2: HUB-Configuration-2 Register
This register is cleared by the power-up-reset signal only. The USB-reset cannot reset this register.
7
6
5
4
3
PWRSW
RSV
P6.1
P6.0
RSV
RSV
P5A
P5E
2
1
0
R/W
R/W
R/W
R/W
R/O
R/O
R/W
R/W
BIT
NAME
RESET
FUNCTION
0
P5E
0
Hub Port-5: enable/disable control bit
P5E = 0 Port-5 is disabled.
P5E = 1 Port-5 Is enabled.
1
P5A
0
Hub Port-5: Permanent-attachment control bit
P5A = 0 > Port-5 is connected to a removable function.
P5A = 1 Port-5 is connected to a permanent-attachment function.
3–2
RSV
0
Reserved = 0
5–4
P6[1:0]
00b
Hub Port-6; Embedded-function control field
00b = Port-6 is disabled (does not exist).
01b = Port-6 is permanently attached.
10b = Port-6 is connected to a removable function, but is notattached.
11b = Port-6 is connected to a removable function, and is attached.
6
RSV
0
Reserved =0
7
PWRSW
0
Power switch control bit
PWRSW = 0 Not available
PWRSW = 1 Available
5.9
HUBPOTG: HUB Power-On to Power-Good Descriptor Register
This register is cleared by the power-up-reset signal only. The USB-reset cannot reset this register.
D7
D6
D5
D4
D3
D2
D1
D0
7
6
5
4
3
2
1
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
BIT
NAME
RESET
FUNCTION
7
D[7:0]
0
Offset-5 in hub descriptor table
Time (in 2 ms intervals) from the time the power-on sequence begins on a port until power is good on that port.
(11.15.2.1 Hub Descriptor in spec 1.1)
5.10 HUBPIDL: HUB-PID Register (Low-Byte)
D7
D6
D5
D4
D3
D2
D1
D0
7
6
5
4
3
2
1
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
BIT
NAME
RESET
FUNCTION
7
D[7:0]
0
Hub PID low-byte value
5.11 HUBPIDH: HUB-PID Register (High-Byte)
D7
D6
D5
D4
D3
D2
D1
D0
7
6
5
4
3
2
1
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
BIT
NAME
RESET
FUNCTION
7
D[7:0]
0
Hub PID high-byte value
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