Intel D875PBZ Product Guide - Page 90
Desktop Board Resources, Memory Map, DMA Channels
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Intel Desktop Board D875PBZ Product Guide Desktop Board Resources Memory Map Table 34. System Memory Map Address Range (decimal) Address Range (hex) 1024 K - 4194304 K 100000 - FFFFFFFF 960 K - 1024 K F0000 - FFFFF 896 K - 960 K 800 K - 896 K E0000 - EFFFF C8000 - DFFFF 640 K - 800 K 639 K - 640 K A0000 - C7FFF 9FC00 - 9FFFF 512 K - 639 K 0 K - 512 K 80000 - 9FBFF 00000 - 7FFFF Size 4095 MB 64 KB 64 KB 96 KB 160 KB 1 KB 127 KB 512 KB Description Extended Memory Runtime BIOS Reserved Available high DOS memory (open to the PCI bus) Video memory and BIOS Extended BIOS data (movable by memory manager software) Extended conventional memory Conventional memory DMA Channels Table 35. DMA Channels DMA Channel Number Data Width 0 8 or 16 bits 1 8 or 16 bits 2 8 or 16 bits 3 8 or 16 bits 4 8 or 16 bits 5 16 bits 6 16 bits 7 16 bits System Resource Parallel port Floppy drive Parallel port (for ECP or EPP) DMA controller Open Open Open 90
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