System information
Book Title
Memory Maps
B-520
Address Bit Width Description Comments
00000000–00FFFFFF RAM —
01000000–013FFFFF ROML —
01400000–017FFFFF ROMH —
02000000–020FFFFF Multibus memory —
02100000–0210FFFF Multibus I/O —
02110000–02110001 16 System control register —
02110100–02110103 32 System status register —
02120000 8 Counter timer —
02120040 8 Counter control register —
02120100–0212013F Serial ports —
020B0000–020B7FFF NVRAM Over Multibus