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TUSB7320 Datasheet(PDF) 95 Page - Texas Instruments |
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TUSB7320 Datasheet(HTML) 95 Page - Texas Instruments |
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95 / 115 page ![]() TUSB7320, TUSB7340 www.ti.com SLLSE76J – MARCH 2011 – REVISED MAY 2012 Table 6-64. xHCI Extended Capabilities Register (xHCI Extended Capabilities Base + 20h) 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 1 1 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 1 0 State Table 6-65. xHCI Supported Protocol Capability Register (USB 3.0) Description Bit Field Name Access Description Major Revision. This field is 03h, since this Supported Protocol Capability 31:24 MAJOR_REV r is for release 3.0 of the USB specification. Minor Revision. This field is 00h, since this Supported Protocol Capability 23:16 MINOR_REV r is for release 3.0 of the USB specification. Next Capability Pointer. This field is 00h, indicating that this is the last 15:8 NEXT_CAP r capability. Capability ID. This field is 02h, identifying this capability as a Supported 7:0 CAPABILITY_ID r Protocol Capability. 6.6.7 xHCI Supported Protocol Name String Register (USB 3.0) This read only register is set to 2042 5355h, indicating that the Supported Protocol Capability is for USB 3.0. xHCI Extended Capabilities Base register offset:24h Register type:Read-Only Default value: 2042 5355h Table 6-66. xHCI Extended Capabilities Register (xHCI Extended Capabilities Base + 24h) Bit 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 No. Reset 0 0 1 0 0 0 0 0 0 1 0 0 0 0 1 0 State Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 No. Reset 0 1 0 1 0 0 1 1 0 1 0 1 0 1 0 1 State 6.6.8 xHCI Supported Protocol Port Register (USB 3.0) This register indicates how many USB 3.0 ports are supported and what their port numbers are. xHCI Extended Capabilities Base register offset:28h Register type:Read-Only Default value: 0000 0X0Xh Copyright © 2011–2012, Texas Instruments Incorporated xHCI MEMORY MAPPED REGISTER SPACE 95 Submit Documentation Feedback Product Folder Link(s): TUSB7320 TUSB7340 |
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