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TUSB7340 数据表(PDF) 67 Page - Texas Instruments |
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TUSB7340 数据表(HTML) 67 Page - Texas Instruments |
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67 / 122 page ![]() 8.1.60 Subsystem Access Register This register is a read/write register and the contents of this register are aliased to the Subsystem Vendor ID and Subsystem ID Registers at PCI Offsets 2Ch and 2Eh. This register is reset by a PCI Express reset (PERST#), a GRST#, or the internally-generated power-on-reset. PCI register offset: D0h Register type: Read/Write Default value: 0000 0000h Table 8-91. PCI Register D0h 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 8-92. Subsystem Access Register Description BIT FIELD NAME ACCESS DESCRIPTION 31:16 SubsystemID(1) rw Subsystem ID. The value written to this field is aliased to the Subsystem ID Register at PCI Offset 2Eh. 15:0 SubsystemVendorID(1) rw Subsystem Vendor ID. The value written to this field is aliased to the Subsystem Vendor ID Register at PCI Offset 2Ch. (1) This bit is reset by a PCI Express reset (PERST), a GRST, or the internally generated power-on-reset. 8.1.61 General Control 0 Register This register is a read/write register is used to control various functions of the TUSB73X0. This register is reset by a PCI Express reset (PERST#), a GRST#, or the internally-generated power-on-reset. PCI register offset: D4h Register type: Read/Write Default value: 0000 0D9Bh Table 8-93. PCI Register D4h 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 1 0 1 1 0 0 1 1 0 1 1 www.ti.com TUSB7320, TUSB7340 SLLSE76Q – MARCH 2011 – REVISED MARCH 2024 Copyright © 2024 Texas Instruments Incorporated Submit Document Feedback 67 Product Folder Links: TUSB7320 TUSB7340 |
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