M16C30P_07 Datasheet, PDF (60/317 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/30 SERIES

M16C/30P Group
8. Memory Space Expansion Function
Memory expansion mode
00000h
00400h
XXXXXh
SFR
Internal RAM
Reserved area
08000h
10000h
27000h
28000h
Reserved, External area ⁽¹⁾
Reserved area
30000h
External area
Microprocessor mode
SFR
Internal RAM
Reserved area
Reserved, External area ⁽¹⁾
Reserved area
External area
CS2 (PM10=0 : 124 Kbytes)
CS2 (PM10=1 : 92 Kbytes)
CS1 (32 Kbytes)
CS0 (Memory expansion mode:640 Kbytes )
80000h
YYYYYh
FFFFFh
Reserved area
Internal ROM
CS0 (Microprocessor mode:832 Kbytes)
PM13=1
Internal RAM
Internal ROM
Size Address XXXXXh Size Address YYYYYh
12 Kbytes
033FFh
160 Kbytes D8000h
192 Kbytes D0000h
256 Kbytes C0000h
CS0
Memory expansion mode
30000h to 7FFFFh
Microprocessor mode
30000h to FFFFFh
External Area
CS1
CS2
CS3
28000h to When PM10=0
No area
2FFFFh ^{08000h to 26FFFh}
When PM10=1
10000h to 26FFFh
NOTE :
1. For flash memory version, when the PM10 bit in the PM1 register is set to “1”, 0F000h to 0FFFFh can be used as internal ROM area.
Figure 8.2 Memory Mapping and CS Area in 1-Mbyte mode (PM13=1)
Rev.1.22 Mar 29, 2007 Page 44 of 291
REJ09B0179-0122