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16
Read
BCLK
A11 - A30
CS0, CS1
RD
BHW, BLW
DB0 - DB15
WAIT
Write
BCLK
A11 - A30
CS0, CS1
RD
BHW, BLW
DB0 - DB15
WAIT
Note : Circles
Figure 16.3.7 Read/Write Timing (for Access with 2 Internal and n External Wait Cycles)
2 internal wait cycles
"H"
(Don't Care)
2 internal wait cycles
"H"
(Don't Care)
above indicate points at which signals are sampled.
16.3 Typical Operation of the Wait Controller
Read (3+n cycles)
n external wait cycles
"L"
"L"
Write (3+n cycles)
n external wait cycles
"L"
"L"
16-12
WAIT CONTROLLER
"H"
"L"
"H"
"L"
Ver.0.10
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