Datasheet

TUSB7320, TUSB7340
www.ti.com SLLSE76E–MARCH 2011– REVISED JULY 2011
6.3.5 Device Notification Control Register
This register is used by software to enable or disable the reporting of the reception of specific USB Device
Notification Transaction Packets.
Operational Base register offset:14h
Register type:Read-Only, Read/Write
Default value: 0000 0000h
Table 6-23. HC Operational Register (Operational Base + 14h)
Bit
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
No.
Reset
0 0 0 0 0 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 0 0 0 0 0 0 0 0 0 0 0 0
State
Table 6-24. Device Notification Control Register Description
Bit Field Name Access Description
31:16 RSVD r Reserved. Returns zeros when read.
15:0 NOTE_EN rw Notification Enable (N0-N15).
6.3.6 Command Ring Control Register
This 64-bit register provides Command Ring control and status capabilities, and identifies the address and
Cycle bit state of the Command Ring Dequeue Pointer.
Operational Base register offset:18h
Register type:Read-Only, Read/Write
Default value: 0000 0000 0000 0000h
Table 6-25. HC Operational Register (Operational Base + 18h)
Bit
63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48
No.
Reset
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
State
Bit
47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32
No.
Reset
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
State
Bit
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
No.
Reset
0 0 0 0 0 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 0 0 0 0 0 0 0 0 0 0 0 0
State
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Product Folder Link(s): TUSB7320 TUSB7340