M16C65 Datasheet, PDF (226/829 Pages) Renesas Technology Corp – RENESAS MCU M16C FAMILY / M16C/60

Under development
M16C/65 Group
Preliminary Specification
This is a preliminary specification and is subject to change.
12. Memory Space Expansion Function
Microprocessor mode
ROM address
000000h
040000h
080000h
0C0000h
100000h
140000h
Data only
180000h
1C0000h
200000h
240000h
280000h
2C0000h
300000h
340000h
Program
or data
Program
or data
380000h
3C0000h
3FFFFFh
MCU address
OFS bit in DBR
register = 0
40000h
OFS bit in DBR
register = 1
bank 0
(512 Kbytes)
BFFFFh
40000h
bank 1
(512 Kbytes)
40000h
bank 0
(512 Kbytes)
BFFFFh
40000h
BFFFFh
40000h
bank 2
(512 Kbytes)
bank 1
(512 Kbytes)
BFFFFh
40000h
BFFFFh
40000h
bank 3
(512 Kbytes)
bank 2
(512 Kbytes)
BFFFFh
40000h
BFFFFh
40000h
bank 4
(512 Kbytes)
BFFFFh
40000h
bank 5
(512 Kbytes)
BFFFFh
40000h
bank 3
(512 Kbytes)
BFFFFh
40000h
bank 4
(512 Kbytes)
BFFFFh
40000h
bank 5
(512 Kbytes)
bank 6
(512 Kbytes)
BFFFFh
bank 7 ^40000h
(512 Kbytes)
7FFFFh
C0000h
FFFFFh
BFFFFh
40000h
bank 6
(512 Kbytes)
BFFFFh
Bank
Number ^OFS
0
0
1
0
1
1
0
2
1
0
3
1
0
4
1
0
5
1
0
6
1
70
Access
Area
40000h
BFFFFh
40000h
BFFFFh
40000h
BFFFFh
40000h
BFFFFh
40000h
BFFFFh
40000h
BFFFFh
40000h
BFFFFh
40000h
BFFFFh
40000h
BFFFFh
40000h
BFFFFh
40000h
BFFFFh
40000h
BFFFFh
40000h
BFFFFh
40000h
BFFFFh
40000h
7FFFFh
80000h
BFFFFh
C0000h
FFFFFh
Output from the MCU Pins
CS Output
Address Output
CS3 CS2 CS1 A19 A18 A17 A16 A15 to A0
0
0
0
0
1
0
0 0000h
0
0
0
1
0
1
1 FFFFh
0
0
0
1
0
0
0 0000h
0
0
1
0
1
1
1 FFFFh
0
0
1
0
1
0
0 0000h
0
0
1
1
0
1
1 FFFFh
0
0
1
1
0
0
0 0000h
0
1
0
0
1
1
1 FFFFh
0
1
0
0
1
0
0 0000h
0
1
0
1
0
1
1 FFFFh
0
1
0
1
0
0
0 0000h
0
1
1
0
1
1
1 FFFFh
0
1
1
0
1
0
0 0000h
0
1
1
1
0
1
1 FFFFh
0
1
1
1
0
0
0 0000h
1
0
0
0
1
1
1 FFFFh
1
0
0
0
1
0
0 0000h
1
0
0
1
0
1
1 FFFFh
1
0
0
1
0
0
0 0000h
1
0
1
0
1
1
1 FFFFh
1
0
1
0
1
0
0 0000h
1
0
1
1
0
1
1 FFFFh
1
0
1
1
0
0
0 0000h
1
1
0
0
1
1
1 FFFFh
1
1
0
0
1
0
0 0000h
1
1
0
1
0
1
1 FFFFh
1
1
0
1
0
0
0 0000h
1
1
1
0
1
1
1 FFFFh
1
1
1
0
1
0
0 0000h
1
1
1
0
1
1
1 FFFFh
1
1
1
1
0
0
0 0000h
1
1
1
1
0
1
1 FFFFh
1
1
1
1
1
0
0 0000h
1
1
1
1
1
1
1 FFFFh
A21 A20 A19 A18 N.C. A17 A16 A15 to A0
Address input for 4-Mbyte ROM
000000h
07FFFFh
040000h
0BFFFFh
080000h
0FFFFFh
0C0000h
13FFFFh
100000h
17FFFFh
140000h
1BFFFFh
180000h
1FFFFFh
1C0000h
23FFFFh
200000h
27FFFFh
240000h
2BFFFFh
280000h
2FFFFFh
2C0000h
33FFFFh
300000h
37FFFFh
340000h
3BFFFFh
380000h
3BFFFFh
3C0000h
3FFFFFh
3C0000h
3FFFFFh
4-Mbyte ROM
access area
Figure 12.8 Relationship between Addresses in 4-Mbyte ROM and Those in MCU (3/3)
REJ09B0484-0030 Rev.0.30 Sep 09, 2008
Page 191 of 791