tmp19a43fd TOSHIBA Semiconductor CORPORATION, tmp19a43fd Datasheet - Page 96

• Manufacturer Part Number: tmp19a43fd
• Description: 32-bit Risc Microprocessor
• Manufacturer: TOSHIBA Semiconductor CORPORATION

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5.8 Transfer with DMA Request
(1) Indicates the condition under which Nth transfer is performed successfully.
(2) Indicates the condition under which (N
GCLKIN
DREQn
AD[15:0]
ALE
HWR
LWR
CS
R/W
GBSTART
GACK
operation (memory-to-memory transfer).
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The following shows an example of a transfer between the on-chip RAM and an external device in multiplex
The following shows transfer operation timing of the on-chip RAM to an external bus during write
bus mode.
16-bit data bus width, non-recovery time
Level data transfer mode
Transfer size of 16 bits, device port size (DPS) of 16 bits
Source/destination: on-chip RAM/external device
(N-1)
Add
transfer
2Clk


Data
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Ë›©œ¨¶Î
1)th transfer is not performed.
TMP19A43 5-25

Ë›©œ¨¶Î
Add
N
transfer

2Clk
Ë›©œ¨¶É
Data
(N+1)
Add
TMP19A43
transfe
Data
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