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16
Read
BCLK
A11 - A30
CS0, CS1
RD
WR
BHE, BLE
DB0 - DB15
WAIT
Write
BCLK
A11 - A30
CS0, CS1
RD
WR
BHE, BLE
DB0 - DB15
WAIT
Note 1 : Circles
Note 2 : BCLK is not output.
Figure 16.3.13 Read/Write Timing (for Access with 4 Internal and 1 External Wait Cycles)
"H"
(Don't Care)
"H"
(Don't Care)
above indicate points at which signals are sampled.
16.3 Typical Operation of the Wait Controller
Read (6 cycles)
4 internal wait cycles
Write (6 cycles)
4 internal wait cycles
16-18
WAIT CONTROLLER
1 external
wait cycle
"H"
"L"
1 external
wait cycle
"H"
"L"
Ver.0.10
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