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TUSB7340 数据表(PDF) 42 Page - Texas Instruments |
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TUSB7340 数据表(HTML) 42 Page - Texas Instruments |
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42 / 122 page ![]() 8.1.11 Base Address Register 0 This register is used to program the memory address used to access the device control registers. PCI register offset: 10h Register type: Read/Write,Read-only Default value: 0000 0004h Table 8-14. PCI Register 10h 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 1 0 0 Table 8-15. Base Address Register 0 Description BIT FIELD NAME ACCESS DESCRIPTION 31:16 ADDRESS rw Memory Address. The lower 32 bits of the 64-bit memory address field for the TUSB73X0. The TUSB73X0 uses 16 read/write bits indicating that 64 kB of memory space is required. 15:4 RSVD r Reserved. These bits are read-only and return zeros when read. 3 PRE_FETCH r Prefetchable. This bit is read only 0 indicating that this memory window is not prefetchable. 2:1 MEM_TYPE r Memory Type. This field is read only 10b indicating that this window can be located anywhere in the 64-bit address space. 0 MEM_IND r Memory Space Indicator. This field returns 0 indicating that memory space is used. 8.1.12 Base Address Register 1 This register is used to program the memory address used to access the device control registers. PCI register offset: 14h Register type: Read/Write Default value: 0000 0000h Table 8-16. PCI Register 14h 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 8-17. Base Address Register 1 Description BIT FIELD NAME ACCESS DESCRIPTION 31:0 ADDRESS rw Memory Address. T his field indicates the upper 32 bits of the 64-bit memory address for the TUSB73X0. TUSB7320, TUSB7340 SLLSE76Q – MARCH 2011 – REVISED MARCH 2024 www.ti.com 42 Submit Document Feedback Copyright © 2024 Texas Instruments Incorporated Product Folder Links: TUSB7320 TUSB7340 |
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