user manual

3-7
ADDRESS SPACES
Figure 3-5. Hardware Implementation of the 8XC251SA, SB, SP, SQ Address Space
A4382-02
01:FFFFH
FE:FFFFH
FF:FFF7H
01:0000H
FE:0000H
FF:0000H
External Memory
External Memory
Registers R0-R7
External Memory
00:0000H
00:FFFFH
On-chip ROM 
8 or 16 Kbytes
On-chip RAM
512 or 1024 Bytes
External Memory
†
Eight-byte configuration array (FF:FFF8H - FF:FFFFH)
††
Four banks of registers R0-R7 (32 bytes, 00:0000H - 00:001FH)
†
††
Regions 02–FD
are Reserved
i_mempar.fm5 Page 7 Thursday, June 27, 1996 1:38 PM