參數(shù)資料
型號: M30622M8A-XXXGP
元件分類: 微控制器/微處理器
英文描述: 16-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP100
封裝: 14 X 14 MM, 0.50 MM PITCH, PLASTIC, LQFP-100
文件頁數(shù): 31/40頁
文件大?。?/td> 3893K
代理商: M30622M8A-XXXGP
Mitsubishi microcomputers
M16C / 62A Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Bus Control
34
Figure 1.9.6. Typical bus timings using software wait
Output
Input
Address
< Separate bus (with wait) >
BCLK
Read signal
Write signal
Data bus
BCLK
Read signal
Address bus/
Data bus
Chip select (Note 2)
Address
Data output
Address
Input
ALE
< Multiplexed bus >
Write signal
BCLK
Read signal
Write signal
Address bus (Note 2)
Address
Bus cycle (Note 1)
< Separate bus (no wait) >
Output
Data bus
Input
Note 1: These example timing charts indicate bus cycle length.
After this bus cycle sometimes come read and write cycles in succession.
Note 2: The address bus and chip select may be extended depending on the CPU status
such as that of the instruction queue buffer.
Bus cycle (Note 1)
Address bus (Note 2)
Chip select (Note 2)
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