(address maps) اﻟﻨﻈﺎم ﻋﻨﺎوﻳﻦ ﺧﺮاﺋﻂ .ء اﻟﻤﻠﺤﻖﻣﺪى ﻗﻴﻢ .اﻟﻤﺨﺘﻠﻔﺔ اﻟﻤﻌﻠﻮﻣﺎت أﻧﻮاع ﺑﺘﺨﺰﻳﻦ اﻟﺜﺎﺑﺖ اﻟﻘﺮص ﻗﻴﺎم آﻴﻔﻴﺔ اﻟﺘﺎﻟﻴﺔ اﻟﺠﺪاول ﺗﻮﺿﺢ.ﺗﻘﺮﻳﺒﻴﺔ ﻗﻴﻢ هﻲ اﻟﺒﺎﻳﺖ وأﺣﺠﺎم اﻟﻌﻨﺎوﻳﻦ____________________________________________________اﻟﻨﻈﺎم ذاآﺮة ﺧﺮﻳﻄﺔاﻟﻌﻨﻮان ﻣﻦ ﺑﺪءا ﺗﺨﻄﻴﻄﻬﺎ ﻳﺘﻢ اﻟﻨﻈﺎم ﻟﻮﺣﺔ RAM ﻣﻦ 640 KB أولﻟﺒﻴﺎﻧﺎت RAM ﻣﻦ 1 KB وﻣﺴﺎﺣﺔ ﺑﺎﻳﺖ ٢٥٦ ﻣﺴﺎﺣﺔ ﺣﺠﺰ ﻳﺘﻢ . hex 00000000.ﺧﻄﺄ ﺑﺎآﺘﺸﺎف POST ﻗﺎم اذا ﻣﺨﺘﻠﻔﺔ ﺑﻄﺮﻳﻘﺔ اﻟﺬاآﺮة ﺗﺨﻄﻴﻂ ﻳﻤﻜﻦ .BIOSاﻟﻨﻈﺎم ذاآﺮة ﺧﺮﻳﻄﺔ .١ اﻟﺠﺪولاﻟﻌﻨﻮان ﻣﺪى(decimal)(hex) اﻟﻌﻨﻮان ﻣﺪىاﻟﺤﺠﻢاﻟﺘﻮﺻﻴﻒ0 K - 512 KB00000 - 7FFFF512 KBConventional512 K - 639 KB80000 - 9FBFF127 KBExtended conventional639 K - 640 KB9FC00 - 9FFFF1 KBExtended BIOS data640 K - 767 KBA0000 - BFFFF128 KBDynamic videomemory display cache768 K - 800 KBC0000 - C7FFF32 KBVideo ROM BIOS(shadowed)800 K - 896 KBC8000 - DFFFF96 KBPCI space, available toadapter ROMs896 K - 1 MBE0000 - FFFFF128 KBSystem ROM BIOS(main memoryshadowed)