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TUSB7340 Datasheet(PDF) 91 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) 91 Page - Texas Instruments

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8.3.3.2 USB Command Register
This register indicates the command to be executed by the TUSB73X0.
Operational Base register offset: 00h
Register type: Read-Only, Read/Write
Default value: 0000 0000h
Table 8-143. HC Operational Register (Operational Base + 00h)
Bit
No.
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
Reset
State
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
0
0
0
0
0
0
Table 8-144. USB Command Register Description
BIT
FIELD NAME
ACCESS
DESCRIPTION
31:12
RSVD
r
Reserved. Returns zeros when read.
11
EU3S
rw
Enable U3 MFINDEX Stop
10
EWE
rw
Enable Wrap Event
9
CRS
rw
Controller Restore State
8
CSS
rw
Controller Save State
7
LHCRST
rw
Light Host Controller Reset
6:4
RSVD
r
Reserved. Returns zeros when read.
3
HSEE
rw
Host System Error Enable
2
INTE
rw
Interrupter Enable
1
HCRST
rw
Host Controller Reset
0
R/S
rw
Run/Stop.
8.3.3.3 USB Status Register
This register indicates pending interrupts and various states of the TUSB73X0.
Operational Base register offset: 04h
Register type: Read-Only, Read/Clear
Default value: 0000 0801h
Table 8-145. HC Operational Register (Operational Base + 04h)
Bit
No.
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
Reset
State
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Bit
No.
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Reset
State
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
1
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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