Cypress CY7C1364C Computer Hardware User Manual


 
CY7C1364C
Document #: 38-05689 Rev. *E Page 8 of 18
Truth Table for Read/Write
[3, 4]
Function GW BWE BW
D
BW
C
BW
B
BW
A
Read HHXXXX
Read HLHHHH
Write Byte A – DQ
A
HLHHHL
Write Byte B – DQ
B
HLHHLH
Write Bytes B, A H L H H L L
Write Byte C – DQ
C
HLHLHH
Write Bytes C, A H L H L H L
Write Bytes C, B H L H L L H
Write Bytes C, B, A H L H L L L
Write Byte D – DQ
D
HL LHHH
Write Bytes D, A H L L H H L
Write Bytes D, B H L L H L H
Write Bytes D, B, A H L L H L L
Write Bytes D, C H L L L H H
Write Bytes D, C, A H L L L H L
Write Bytes D, C, B HLLLLH
Write All Bytes HLLLLL
Write All Bytes LXXXXX
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