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