EM639165
FUNCTION TRUTH TABLE (continued)
Current State
/CS /RAS /CAS /WE Address
Command Action
DESEL
H
L
L
X
H
H
X
H
H
X
H
L
X
X
READ with
AUTO
NOP (Continue Burst to END)
NOP
PRECHARGE
NOP (Continue Burst to END)
TBST
ILLEGAL
ILLEGAL
BA
READ /
READA
WRITE /
WRITEA
L
H
L
H
BA, CA, A10
L
L
H
L
L
L
BA, CA, A10
BA, RA
ILLEGAL
H
H
ACT
Bank Active / ILLEGAL*2
PRE /
PREA
L
L
L
L
H
L
L
BA, A10
X
ILLEGAL*2
ILLEGAL
H
REFA
MRS
Op-Code,
L
H
L
L
L
X
H
H
L
X
H
H
L
X
H
L
ILLEGAL
Mode-Add
X
X
DESEL
NOP
WRITE with
AUTO
NOP (Continue Burst to END)
NOP (Continue Burst to END)
ILLEGAL
PRECHARGE
TBST
BA
READ /
READA
WRITE /
WRITEA
L
L
H
H
L
L
H
L
BA, CA, A10
BA, CA, A10
ILLEGAL
ILLEGAL
Bank Active / ILLEGAL*2
L
L
L
L
L
L
L
L
H
H
L
L
H
L
H
L
BA, RA
BA, A10
X
ACT
PRE /
PREA
ILLEGAL*2
ILLEGAL
ILLEGAL
REFA
MRS
Op-Code,
Mode-Add
Preliminary
Rev 1.0 Feb. 2001
8