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TUSB2136 数据表(PDF) 30 Page - Texas Instruments

部件名 TUSB2136
功能描述  Universal Serial Bus Compound Hub with General Purpose 8052 MCU
PDF  53 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

TUSB2136 数据表(HTML) 30 Page - Texas Instruments

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2−17
2.6.5
HUBCNFG: Hub Configuration Register
7
6
5
4
3
210
OCP
I/G
P3.1
P3.0
P2A
P2E
P1A
P1E
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
BIT
NAME
RESET
FUNCTION
0
P1E
0
Hub port-1 enable/disable control bit
0
P1E
0
P1E = 0
Port 1 is disabled.
P1E = 1
Port 1 is enabled.
1
P1A
0
Hub port−1; permanent attachment control bit.
1
P1A
0
P1A = 0
Port 1 is connected to a removable function.
P1A = 1
Port 1 is connected to a permanent attachment function.
2
P2E
0
Hub port-2 enable/disable control bit
2
P2E
0
P2E = 0
Port 2 is disabled.
P2E = 1
Port-2 is enabled.
3
P2A
0
Hub port-2 permanent-attachment control bit
3
P2A
0
P2A = 0
Port 2 is connected to a removable function.
P2A = 1
Port 2 is connected to a permanent-attachment function.
5−4
P3[1:0]
00
Hub port-3 embedded-function control field
00b = Port 3 is disabled (doesn’t exist).
01b = Port 3 is permanently attached.
10b = Port 3 is connected to a removable function, but is not attached.
11b = Port 3 is connected to a removable function, and is attached.
6
I/G
0
Individual/gang power control bit
6
I/G
0
I/G = 0
Overcurrent and power control are controlled individually.
I/G = 1
Overcurrent and power control are gang controlled.
7
OCP
0
Overcurrent protection control bit
7
OCP
0
OCP = 0
Overcurrent protection is disabled.
OCP = 1
Overcurrent protection is enabled.
2.6.6
HUBPOTG: Hub Power-On to Power-Good Descriptor Register
7
6
5
4
3
210
D7
D6
D5
D4
D3
D2
D1
D0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
BIT
NAME
RESET
FUNCTION
7−0
D[7:0]
00h
Offset-5 in hub descriptor table
2.6.7
HUBCURT: Hub Current Descriptor Register
7
6
5
4
3
210
D7
D6
D5
D4
D3
D2
D1
D0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
BIT
NAME
RESET
FUNCTION
7−0
D[7:0]
00h
Offset-6 in hub descriptor table



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