Mitsubishi microcomputers
M16C / 61 Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Bus Control
< Separate bus (no wait) >
Bus cycle
BCLK
Write signal
Read signal
Data bus
Output
Input
Address bus
Chip select
Address
Address
< Separate bus (with wait) >
Bus cycle
BCLK
Write signal
Read signal
Input
Output
Data bus
Address
Address bus
Address
Chip select
< Multiplexed bus >
Bus cycle
BCLK
Write signal
Read signal
ALE
Address bus
Address bus/
Address
Address
Address
Input
Data output
Address
Data bus
Chip select
Figure 1.11.5. Typical bus timings using software wait
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