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Rev.01
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64Mb SDRAM
This command begins precharge operation of the bank
selected by. When A10 is high,all banks are precharged,
regardless of. When BA is low,only the bank selected by
BA is precharged.
( Figure. 3 Precharged command
)
Precharge command ( /CS, /RAS, /WE = Low , / CAS = High )
Add
/CS
CLK
/RAS
/CAS
/WE
BA
A10
CKE
‘ H ’
If the mode register is in the burst write mode, this
command sets the burst start address given by the
column address to begin the burst write operation. The
first write data in burst mode can input with this
command with subsequent data on following clicks.
( Figure. 4 Column address and write command
)
Write command ( /CS, /CAS, /WE = Low, /RAS = High )
Add
/CS
CLK
/RAS
/CAS
/WE
BA
A10
CKE
‘ H ’
Column
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