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TUSB7340 Datasheet(PDF) 85 Page - Texas Instruments

Part # TUSB7340
Description  TUSB73x0 USB 3.0 xHCI Host Controller
PDF  122 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

TUSB7340 Datasheet(HTML) 85 Page - Texas Instruments

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Table 8-127. xHCI Register Map (continued)
REGISTER NAME
OFFSET
Reserved
9ECh-FFFFFh
8.3.2 Host Controller Capability Registers
These registers specify the limits and capabilities of the TUSB7340. The offset in then table is from the address
programmed into the Base Address Register 0.
Table 8-128. Host Controller Capability Register Map
REGISTER NAME
OFFSET
HC Interface Version
Reserved
Capability Length
00h
HC Structural Parameters 1
04h
HC Structural Parameters 2
08h
HC Structural Parameters 3
0Ch
HC Capability Parameters
10h
Doorbell Offset
14h
Runtime Register Space Offset
18h
Reserved
1Ch-1Fh
8.3.2.1 Capability Registers Length
This read only register returns 20h when read to indicate that the beginning of the Operational Register Space is
at an offset of 20h from the address programmed into the Base Address Register 0.
BAR0 register offset: 00h
Register type: Read-Only
Default value: 0020h
Table 8-129. HC Capability Register 00h
Bit
No.
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Reset
State
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
8.3.2.2 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 8-130. HC Capability Register 02h
Bit
No.
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Reset
State
0
0
0
0
0
0
0
0
1
0
0
1
0
1
1
0
8.3.2.3 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
www.ti.com
TUSB7320, TUSB7340
SLLSE76Q – MARCH 2011 – REVISED MARCH 2024
Copyright © 2024 Texas Instruments Incorporated
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Product Folder Links: TUSB7320 TUSB7340



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