M16C62_M Datasheet, PDF (555/615 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
Microprocessor mode
When,
PM17 = “0”
PM04, PM05 = “00”
CS0 = “1”
CS3 = “1”
CS0W = “0”
CS3W = “1”
0000016
0040016
02C0016
0400016
0800016
SFR area
Internal RAM area
CS3 external area
BCLK X 2
BCLK X 1
Separate bus
BCLK X 1
1000016
Microprocessor mode
When,
PM17 = “1”
PM04, PM05 = “00”
CS0 = “1”
CS3 = “1”
CS0W = “0”
CS3W = “1”
0000016
0040016
02C0016
0400016
0800016
SFR area
Internal RAM area
CS3 external area
1000016
BCLK X 2
BCLK X 2
Separate bus
BCLK X 2
3000016
3000016
CS0 external area
Separate bus
BCLK X 2
CS0 external area
Separate bus
BCLK X 2
FFFFF16
FFFFF16
Microprocessor mode
When,
PM17 = “0”
PM04, PM05 = “10”
CS0 = “1”
CS2 = “1”
CS0W = “0”
CS2W = “0”
0000016
0040016
02C0016
0400016
0800016
2800016
SFR area
Internal RAM area
CS2 external area
BCLK X 2
BCLK X 1
Multiplex bus
BCLK X 3
Microprocessor mode
When,
PM17= “1”
PM04, PM05 = “10”
CS0 = “1”
CS2 = “1”
CS0W = “0”
CS2W = “0”
0000016
0040016
02C0016
0400016
0800016
2800016
SFR area
Internal RAM area
CS2 external area
BCLK X 2
BCLK X 2
Multiplex bus
BCLK X 3
3000016
3000016
CS0 external area
Separate bus
BCLK X 2
CS0 external area
Separate bus
BCLK X 2
FFFFF16
FFFFF16
Figure 4.4.5. Relation of processor mode and the wait bit (PM17, CSiW) (3)
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