PRELIMINARY
CY7C1336H
Document #: 001-00210 Rev. *A
Page 6 of 15
Truth Table for Read/Write[2, 3]
Function
GW
BWE
BWD
BWC
BWB
BWA
Read
H
H
XXXX
Read
H
L
HHHH
Write Byte (A, DQPA)
H
L
HHH
L
Write Byte (B, DQPB)H
L
H
H
L
H
Write Bytes (B, A, DQPA, DQPB)H
L
H
H
L
L
Write Byte (C, DQPC)
H
LH
LH
H
Write Bytes (C, A, DQPC, DQPA)
H
LH
LH
L
Write Bytes (C, B, DQPC, DQPB)H
L
H
L
L
H
Write Bytes (C, B, A, DQPC, DQPB, DQPA)
H
L
H
LLL
Write Byte (D, DQPD)
H
L
L
HHH
Write Bytes (D, A, DQPD, DQPA)H
L
L
H
H
L
Write Bytes (D, B, DQPD, DQPA)H
L
L
H
L
H
Write Bytes (D, B, A, DQPD, DQPB, DQPA)H
L
L
H
L
L
Write Bytes (D, B, DQPD, DQPB)
H
LLL
H
H
Write Bytes (D, B, A, DQPD, DQPC, DQPA)
H
LLL
H
L
Write Bytes (D, C, A, DQPD, DQPB, DQPA)
H
LLLL
H
Write All Bytes
H
LLLLL
Write All Bytes
L
XXXXX
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