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TUSB7320 датащи(PDF) 75 Page - Texas Instruments

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номер детали TUSB7320
подробное описание детали  USB 3.0 xHCI HOST CONTROLLER
PDF  115 Pages
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домашняя страница  http://www.ti.com
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TUSB7320 датащи(HTML) 75 Page - Texas Instruments

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TUSB7320, TUSB7340
www.ti.com
SLLSE76J – MARCH 2011 – REVISED MAY 2012
6.2.2
Host Controller Interface Version Number
This read only register indicates the xHCI specification revision number supported by the TUSB73X0.
BAR0 register offset: 02h
Register type:Read-Only
Default value: 0096h
Table 6-4. HC Capability Register 02h
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
No.
Reset
0
0
0
0
0
0
0
0
1
0
0
1
0
1
1
0
State
6.2.3
Host Controller Structural Parameters 1
This read only register defines basic structural parameters supported by the TUSB73X0.
BAR0 register offset: 04h
Register type:Read-Only
Default value: 0800 0840h
Table 6-5. HC Capability Register 04h
Bit
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
No.
Reset
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
State
Bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
No.
Reset
0
0
0
0
1
0
0
0
0
1
0
0
0
0
0
0
State
Table 6-6. HC Structural Parameters 1 Description
Bit
Field Name
Access
Description
Number of Ports. For the TUSB7340, this field is 08h to indicate that 8
ports are supported. For the TUSB7320, this field is 04h to indicate that 4
31:24
MAX_PORTS
r
ports are supported. This field also indicates the number of sets of port
registers that are addressable in the Operational Register Space.
23:19
RSVD
r
Reserved. Returns zeros when read.
Number of Interrupters. This field specifies the number of Interrupters
18:8
MAX_INTRS
r
that are implemented. The TUSB73x0 implements 8 Interrupters. Each
Interrupter is allocated to a vector of MSI-X.
Number of Device Slots. This field specifies the maximum number of
7:0
MAX_SLOTS
r
Device Context Structures and Doorbell Array entries that are supported.
The TUSB73x0 supports 64 Device Slots.
Copyright © 2011–2012, Texas Instruments Incorporated
xHCI MEMORY MAPPED REGISTER SPACE
75
Submit Documentation Feedback
Product Folder Link(s): TUSB7320 TUSB7340



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