M16C6N4 Datasheet, PDF (56/406 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/60 SERIES

Under development
This document is under development and its contents are subject to change.
M16C/6N Group (M16C/6N4)
6. Processor Mode
When PM13 = 0 and PM10 = 0
Memory expansion mode
00000h
SFR
00400h
Internal RAM
XXXXXh
Reserved area
04000h
08000h
27000h _{Reserved area}
28000h
30000h
External area
80000h _{Reserved area}
YYYYYh
Internal ROM
FFFFFh
Microprocessor mode
SFR
Internal RAM
Reserved area
Reserved area
CS3 (16 Kbytes)
CS2 (124 Kbytes)
CS1 (32 Kbytes)
External area
CS0
Memory expansion mode: 320 Kbytes
Microprocessor mode: 832 Kbytes
Internal RAM
Internal ROM
Capacity Address XXXXXh Capacity Address YYYYYh
5 Kbytes
017FFh
128 Kbytes
E0000h
10 Kbytes
02BFFh
256 Kbytes
D0000h ⁽¹⁾
NOTE:
1. If the PM13 bit in the PM1 register is set to "0", 192 Kbytes of the internal ROM can be used.
_____
Figure 6.4 Memory Map and CS Area in Memory Expansion Mode and Microprocessor Mode (1)
When PM13 = 1 and PM10 = 0
Memory expansion mode
00000h
SFR
00400h
Internal RAM
XXXXXh
Reserved area
08000h
27000h _{Reserved area}
28000h
30000h
External area
80000h _{Reserved area}
YYYYYh
Internal ROM
FFFFFh
Microprocessor mode
SFR
Internal RAM
Reserved area
Reserved area
CS2 (124 Kbytes)
CS1 (32 Kbytes)
External area
CS0
Memory expansion mode: 320 Kbytes
Microprocessor mode: 832 Kbytes
Internal RAM
Capacity Address XXXXXh
5 Kbytes
017FFh
10 Kbytes
02BFFh
Internal ROM
Capacity Address YYYYYh
128 Kbytes
E0000h
256 Kbytes
C0000h
_____
Figure 6.5 Memory Map and CS Area in Memory Expansion Mode and Microprocessor Mode (2)
Rev.2.30 Oct 24, 2005 page 38 of 376
REJ09B0009-0230