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M30620FCAFP 数据表(PDF) 72 Page - Mitsubishi Electric Semiconductor

部件名 M30620FCAFP
功能描述  SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
PDF  274 Pages
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制造商  MITSUBISHI [Mitsubishi Electric Semiconductor]
网页  http://www.mitsubishichips.com
标志 MITSUBISHI - Mitsubishi Electric Semiconductor

M30620FCAFP 数据表(HTML) 72 Page - Mitsubishi Electric Semiconductor

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Mitsubishi microcomputers
M16C / 62A Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
DMAC
72
BCLK
Address
bus
RD signal
WR signal
Data
bus
CPU use
CPU use
CPU use
CPU use
Source
Source
Destination
Destination
Dummy
cycle
Dummy
cycle
(1) 8-bit transfers
16-bit transfers from even address and the source address is even.
BCLK
Address
bus
RD signal
WR signal
Data
bus
CPU use
CPU use
CPU use
CPU use
Source
Source
Destination
Destination
Dummy
cycle
Dummy
cycle
(3) One wait is inserted into the source read under the conditions in (1)
BCLK
Address
bus
RD signal
WR signal
Data
bus
CPU use
CPU use
CPU use
CPU use
Source
Source
Destination
Destination
Dummy
cycle
Dummy
cycle
Source + 1
Source + 1
(2) 16-bit transfers and the source address is odd
Transferring 16-bit data on an 8-bit data bus (In this case, there are also two destination write cycles).
BCLK
Address
bus
RD signal
WR signal
Data
bus
CPU use
CPU use
CPU use
CPU use
Source
Source
Destination
Destination
Dummy
cycle
Dummy
cycle
Source + 1
Source + 1
(4) One wait is inserted into the source read under the conditions in (2)
(When 16-bit data is transferred on an 8-bit data bus, there are two destination write cycles).
Note: The same timing changes occur with the respective conditions at the destination as at the source.
Figure 1.13.5. Example of the transfer cycles for a source read



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