Harman Kardon DVD 27 Service Manual page 63

DVD27
ESMT
Current
CS RAS
State
H
Read with L
Auto L
Precharge L
L
L
L
H
L
Row L
Activating L
L
L
L
H
L
Refreshing L
L
L
H
Mode L
Register L
Accessing L
L
Abbreviations : RA = Row Address
NOP = No Operation Command
*Note : 1. All entries assume the CKE was active (High) during the precharge clock and the current clock cycle.
2. Illegal to bank in specified state ; Function may be legal in the bank indicated by BA, depending on the state of the
bnak.
3. Must satisfy bus contention, bus turn around, and/or write recovery requirements.
4. NOP to bank precharge or in idle state. May precharge bank indicated by BA (and A10/AP).
5. Illegal if any bank is not idle.
Elite Semiconductor Memory Technology Inc.
BA
CAS WE
X X X X
H H H X
H H L X
H L X BA
L H H BA
L H L BA
L L X X
X X X X
H H H X
H H L X
H L X BA
L H H BA
L H L BA
L L X X
X X X X
H H X X
H L X X
L H X X
L L X X
X X X X
H H H X
H H L X
H L X X
L X X X
ADDR
X NOP Idle after tRP
X NOP Idle after tRP
X ILLEGAL
CA ILLEGAL
RA ILLEGAL
A10/AP NOP Idle after tRPL
X ILLEGAL
X NOP Row Active after tRCD
X NOP Row Active after tRCD
X ILLEGAL
CA ILLEGAL
RA ILLEGAL
A10/AP ILLEGAL
X ILLEGAL
X NOP Idle after tRFC
X NOP Idle after tRFC
X ILLEGAL
X ILLEGAL
X ILLEGAL
X NOP Idle after 2clocks
X NOP Idle after 2clocks
X ILLEGAL
X ILLEGAL
X ILLEGAL
BA = Bank Address
CA = Column Address
63
harman/kardon
M12L64164A
ACTION
AP = Auto Precharge
Publication Date: Mar. 2003
Revision: 1.7
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