EM639165
FUNCTION TRUTH TABLE (continued)
Current State
/CS /RAS /CAS /WE Address
Command Action
H
L
X
H
X
H
X
H
DESEL
NOP
X
X
NOP
NOP
WRITE
RECOVERING
L
L
L
L
H
H
L
L
H
L
L
X
H
L
BA
ILLEGAL*2
ILLEGAL*2
ILLEGAL*2
ILLEGAL*2
TBST
READ /
WRITE
BA, CA, A10
BA, RA
BA, A10
H
H
ACT
PRE /
PREA
L
L
L
L
L
L
H
L
X
REFA
MRS
ILLEGAL
ILLEGAL
Op-Code,
Mode-Add
REFRESHING
H
L
L
L
L
L
X
H
H
H
L
X
H
H
L
X
H
L
X
X
DESEL
NOP
NOP (Idle after tRC)
NOP (Idle after tRC)
ILLEGAL
TBST
BA
READ /
WRITE
X
H
L
BA, CA, A10
BA, RA
BA, A10
ILLEGAL
H
H
ACT
ILLEGAL
PRE /
PREA
L
ILLEGAL
L
L
L
L
L
L
H
L
X
REFA
MRS
ILLEGAL
ILLEGAL
Op-Code,
Mode-Add
Preliminary
Rev 1.0 Feb. 2001
10
ETRON [ ETRON TECHNOLOGY, INC. ]
