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TUSB5052 Datasheet(PDF) 40 Page - Texas Instruments

No. de pieza TUSB5052
Descripción Electrónicos  USB TO 2-SERIAL PORT CONTROLLER WITH CONFIGURABLE OPTIONAL HUB
PDF  82 Pages
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Fabricante Electrónico  TI [Texas Instruments]
Página de inicio  http://www.ti.com
Logo TI - Texas Instruments

TUSB5052 Datasheet(HTML) 40 Page - Texas Instruments

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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.
PWRSW
RSV
P6.1
P6.0
RSV
RSV
P5A
P5E
7
6
5
4
32
10
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 not attached.
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
32
10
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 the USB 1.1 specification)
5.10 HUBPIDL: Hub-PID Register (Low-Byte)
D7
D6
D5
D4
D3
D2
D1
D0
7
6
5
4
32
10
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
32
10
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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