參數(shù)資料
型號: M37920FCCHP
元件分類: 微控制器/微處理器
英文描述: 16-BIT, FLASH, 20 MHz, MICROCONTROLLER, PQFP100
封裝: 14 X 14 MM, 0.50 MM PITCH, PLASTIC, LQFP-100
文件頁數(shù): 133/158頁
文件大小: 1261K
代理商: M37920FCCHP
M37920FCCGP, M37920FCCHP
M37920FGCGP, M37920FGCHP
PRELIMINAR
Y
Notice:
This
is not
a final
specification.
Some
parametric
limits
are
subject
to change.
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER FLASH MEMORY VERSION
MITSUBISHI MICROCOMPUTERS
76
Fig. 70 Connection example with external memories in 2-bus cycle transfer
Fig. 71 Connection example with external memories and external I/Os in 1-bus cycle transfer
M37920
Address bus
Data bus (D8 to D15)
Data bus (D0 to D7)
RD
BHW
BLW
Note: External circuits are not considered.
Address (Transfer source)
Data
(Read)
Data
(Write)
Address (Transfer destination)
BLW, BHW
RD
T
ransfer
source
memory
(even-numbered
address)
T
ransfer
destination
memory
(even-numbered
address)
T
ransfer
source
memory
(odd-numbered
address)
T
ransfer
destination
memory
(odd-numbered
address)
DMAACKi
Address (Memory)
Data (Read)
DMAACKi
RD
I/O
M37920
Address bus
Data bus (D8 to D15)
Data bus (D0 to D7)
RD
BHW
BLW
DMAACKj
DMAREQj
I/O
Notes 1: External circuits are not considered.
2: When the external data bus width = 16 bits and “1 transfer unit” = 8 bits, 1-bus cycle transfer cannot be used for the transfer between
a memory and I/O if they are connected to the different data buses (D0 to D7, D8 to D15), one for one.
Write/Read
acknowledge
DMA DMA
request
Write/Read
acknowledge
DMA DMA
request
j = 0 to 2
Memory
(even-number-
ed
address)
Memory
(odd-numbered
address)
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相關代理商/技術參數(shù)
參數(shù)描述
M37920FGCGP 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER FLASH MEMORY VERSION
M37920FGCHP 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER FLASH MEMORY VERSION
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