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AT697F 데이터시트(PDF) 113 Page - ATMEL Corporation |
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AT697F 데이터시트(HTML) 113 Page - ATMEL Corporation |
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113 / 155 page ![]() Table 93. Memory Base Address Register 2 - MBAR2 Address = 0x80000114 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 MEMBAR2[27:0] r/w r r r 0x000 0000 1 00 0 Bit Number Mnemonic Description 31..4 MEMBAR2[27:0] Memory base address. 3 pref2 Prefetchable indicates there are no side effects on reads. The device returns all bytes on reads regardless of the byte enables. 2..1 type2 “00” Base register is 32 bits wide and mapping can be done anywhere in the 32-bit Memory Space. “10” Base register is 64 bits wide and can be mapped anywhere in the 64-bit address space. “11” & “01” Reserved 0 msi2 “0” : Indicates that base address mapes Memory Space Table 94. IO Base Address Register 3 - IOBAR3 Address = 0x80000118 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 IOBAR[29:0] r/w r r 0x0 000 0000 0 1 Bit Number Mnemonic Description 31..2 IOBAR[29:0] Memory base address. 0 msi “1” : Indicates that base address mapes I/O Space AT697F ADVANCE INFORMATION 113 7703C–AERO–6/09 |
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