Harman Kardon AVR147 Service Manual page 119

AVR147
COMMAND TRUTH TABLE
Command
Mode Register Set
No Operation
Bank Active
Read
Read with Auto precharge
Write
Write with Auto precharge
Precharge All Bank
Precharge selected Bank
Burst Stop
U/LDQM
Auto Refresh
Burst-READ-Single-WRITE
Entry
1
Self Refresh
Entry
Precharge power
down
Entry
Clock Suspend
Note :
1. Exiting Self Refresh occurs by asynchronously bringing CKE from low to high.
2. X=Do not care, L=Low, H=High, BA=Bank Address, RA= Row Address, CA=Column Address, Opcode=Operand Code,
NOP=No Operation.
Rev. 0.2 / Aug. 2003
CKEn-1 CKEn
H X
H X
H X
H X
H X
H X
H X
H
H H
H X
H L
Exit L H
H L
Exit L H
H L
Exit L H
CS RAS CAS WE
L L L L
H X X X
L H H H
L L H H
L H L H
L H L L
L L H L
L H H L
X
L L L H
L L L L
L L L H
H X X X
L H H H
H X X X
L H H H
H X X X
L H H H
H X X X
L V V V
X
119
HY57V161610E
A10/
DQM A0~A9
AP
X OP code
X X
X Row Address
L
Column
X
Address
H
L
Column
X
Address
H
H
X X
L
X X
V X
X X
A9 Pin High
X
(Other Pins OP code)
X
X
X
X
X
X
X
X
X
harman/kardon
BA Note
V
V
V
X
V
12