M16C62P_06 Datasheet, PDF (95/421 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/60 SERIES

M16C/62P Group (M16C/62P, M16C/62PT)
9. Memory Space Expansion Function
Memory expansion mode where PM13 =1
ROM address
000000h
040000h
080000h
0C0000h
100000h
140000h
180000h
Data
1C0000h
200000h
240000h
280000h
2C0000h
300000h
340000h
Program
or data
Program
only
380000h
3C0000h
3FFFFFh
Microcomputer address
OFS bit in DBR
register = 0
OFS bit in DBR
register = 1
40000h
bank 0
(256 Kbytes)
7FFFFh
40000h
bank 1
(256 Kbytes)
40000h
bank 0
(256 Kbytes)
7FFFFh
7FFFFh
40000h
bank 1
(256 Kbytes)
7FFFFh
40000h
bank 2
(256 Kbytes)
7FFFFh
40000h
bank 3
(256 Kbytes)
7FFFFh
40000h
bank 2
(256 Kbytes)
7FFFFh
40000h
bank 3
(256 Kbytes)
7FFFFh
bank 4 ^40000h
(256 Kbytes)
7FFFFh
40000h
bank 4
(256 Kbytes)
7FFFFh
bank 5 ^40000h
(256 Kbytes)
7FFFFh
bank 5 ^40000h
(256 Kbytes)
7FFFFh
40000h
bank 6
(256 Kbytes)
7FFFFh
40000h
bank 6
(256 Kbytes)
40000h
bank 7
(256 Kbytes)
7FFFFh
7FFFFh
40000h
bank 7
(256 Kbytes)
7FFFFh
Bank
Number ^OFS
0
0
1
Access
Area
Output from the Microcomputer Pins
CS Output
Address Output
CS3 CS2 CS1 A19 A18 A17 A16 A15 to A0
40000h 0 0 0 0 1 0 0 0000h
7FFFFh 0 0 0 0 1 1 1 FFFFh
40000h 0 0 0 1 0 0 0 0000h
7FFFFh 0 0 0 1 0 1 1 FFFFh
40000h 0 0 1 0 1 0 0 0000h
0
7FFFFh 0 0 1 0 1 1 1 FFFFh
1
40000h 0 0 1 1 0 0 0 0000h
1
7FFFFh 0 0 1 1 0 1 1 FFFFh
40000h 0 1 0 0 1 0 0 0000h
0
7FFFFh 0 1 0 0 1 1 1 FFFFh
2
40000h 0 1 0 1 0 0 0 0000h
1
7FFFFh 0 1 0 1 0 1 1 FFFFh
40000h 0 1 1 0 1 0 0 0000h
0
7FFFFh 0 1 1 0 1 1 1 FFFFh
3
40000h 0 1 1 1 0 0 0 0000h
1
7FFFFh 0 1 1 1 0 1 1 FFFFh
40000h 1 0 0 0 1 0 0 0000h
0
7FFFFh 1 0 0 0 1 1 1 FFFFh
4
40000h 1 0 0 1 0 0 0 0000h
1
7FFFFh 1 0 0 1 0 1 1 FFFFh
40000h 1 0 1 0 1 0 0 0000h
0
7FFFFh 1 0 1 0 1 1 1 FFFFh
5
40000h 1 0 1 1 0 0 0 0000h
1
7FFFFh 1 0 1 1 0 1 1 FFFFh
000000h
03FFFFh
040000h
07FFFFh
080000h
0BFFFFh
0C0000h
0FFFFFh
100000h
13FFFFh
140000h
17FFFFh
180000h
1BFFFFh
1C0000h
1FFFFFh
200000h
23FFFFh
240000h
27FFFFh
280000h
2BFFFFh
2C0000h
2FFFFFh
40000h 1 1 0 0 1 0 0 0000h
0
300000h
7FFFFh 1 1 0 0 1 1 1 FFFFh
33FFFFh
6
40000h 1 1 0 1 0 0 0 0000h
340000h
1
7FFFFh 1 1 0 1 0 1 1 FFFFh
37FFFFh
40000h 1 1 1 0 1 0 0 0000h
380000h
7FFFFh 1 1 1 0 1 1 1 FFFFh
3BFFFFh
70
80000h
Internal ROM access
FFFFFh
Internal ROM access
40000h 1 1 1 1 0 0 0 0000h
3C0000h
7FFFFh 1 1 1 1 0 1 1 FFFFh
71
3FFFFFh
80000h
Internal ROM access
FFFFFh
Internal ROM access
N.C.: No connected
A21 A20 A19 A18 N.C. A17 A16 A15 to A0
Address Input for 4-Mbyte ROM
Address input for
4-Mbyte ROM
Figure 9.8 Relationship Between Addresses on 4-Mbyte ROM and Those on Microcomputer (2)
Rev.2.41 Jan 10, 2006 Page 80 of 390
REJ09B0185-0241