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CY7C1371DV25
CY7C1373DV25
Document #: 38-05557 Rev. *D
Page 11 of 28
Partial Truth Table for Read/Write[2, 3, 9]
Function (CY7C1371DV25)
WE
BWA
BWB
BWC
BWD
Read
H
XXXX
Write No bytes written
L
HHHH
Write Byte A – (DQA and DQPA)
L
L
HHH
Write Byte B – (DQB and DQPB)L
H
L
H
H
Write Byte C – (DQC and DQPC)L
H
H
L
H
Write Byte D – (DQD and DQPD)
L
HHH
L
Write All Bytes
LLLL
L
Partial Truth Table for Read/Write[2, 3, 9]
Function (CY7C1373DV25)
WE
BWA
BWB
Read
H
X
X
Write - No bytes written
L
H
H
Write Byte A – (DQA and DQPA)L
L
H
Write Byte B – (DQB and DQPB)L
H
L
Write All Bytes
L
L
L
Note:
9. Table only lists a partial listing of the byte write combinations. Any Combination of BWX is valid. Appropriate write will be done based on which byte write is active.