M16C62_M Datasheet, PDF (554/615 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/60 SERIES

External Buses
Mitsubishi microcomputers
M16C / 62A Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
In case of M30620MAA
Memory expansion mode
When,
PM17 = “0”
PM04, PM05 = “00”
CS0 = “1”
CS3 = “1”
CS0W = “0”
CS3W = “1”
0000016
0040016
SFR area
Internal RAM area
BCLK X 2
BCLK X 1
02C0016
0400016
0800016
CS3 external area
Separate bus
BCLK X 1
1000016
3000016
D000016
E800016
FFFFF16
CS0 external area
Internal ROM area
Separate bus
BCLK X 2
BCLK X 1
Memory expansion mode
When,
PM17 = “1”
PM04, PM05 = “00”
CS0 = “1”
CS3 = “1”
CS0W = “0”
CS3W = “1”
0000016
0040016
SFR area
Internal RAM area
BCLK X 2
BCLK X 2
02C0016
0400016
0800016
CS3 external area
Separate bus
BCLK X 2
1000016
3000016
CS0 external area
D000016
E800016
Internal ROM area
FFFFF16
Separate bus
BCLK X 2
BCLK X 2
0000016
0040016
02C0016
0400016
Memory expansion mode
When,
PM17 = “0”
PM04, PM05 = “10”
CS0 = “1”
CS2 = “1”
CS0W = “0”
CS2W = “0”
SFR area
Internal RAM area
BCLK X 2
BCLK X 1
0800016
2800016
CS2 external area
Multiplex bus
BCLK X 3
Memory expansion mode
When,
PM17 = “1”
PM04, PM05 = “10”
CS0 = “1”
CS2 = “1”
CS0W = “0”
CS2W = “0”
0000016
0040016
02C0016
0400016
SFR area
Internal RAM area
BCLK X 2
BCLK X 2
0800016
2800016
CS2 external area
Multiplex bus
BCLK X 3
3000016
D000016
E800016
CS0 external area
Internal ROM area
FFFFF16
Separate bus
BCLK X 2
BCLK X 1
3000016
D000016
E800016
CS0 external area
Internal ROM area
FFFFF16
Figure 4.4.4. Relation of processor mode and the wait bit (PM17, CSiW) (2)
Separate bus
BCLK X 2
BCLK X 2
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