Toshiba T3200 User Manual page 162
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Also See for T3200:
- Owner's manual (205 pages) ,
- Specifications (4 pages) ,
- Detailed product specification (3 pages)
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C. 2
BLOCK DIAGRAM
16MHz
Command
~
Generator
DMAMRD
51,50
R5T CMD
MIO
>
Counter
&
Latch
IDMA
Ready
.. Gen.
..
Shut-
down
•
Gen .
..
BUS
~
--:..A:.::E.:.:.N _ _ _ _ _ _ _ _ ....
I
Control
DMHRQ
..
DMAI
FREQ2
Refresh
•
CPHLDA
&
..
Latch
Memory
Decoder
~,3-AlZ
>
&
Latch
CPUCLK
SYSCLK
DMACLCK
CPRDY
Commands
(MEMRIW, IORIW, etc.)
I
DMARDY
•
SHUTDOWN
BCHGEN
BCHGDR
:
BCHFEN
BCHGDR
DMAACK
REFQ1
REFAQO
RASH, L
. .
CASO, 1,2
•
VRAMCS
•
ROM~~
•
FIGURE C-I
DMA GA Block Diagram
C-2
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