Cypress CY7C140 - Manual (Page 13)

CY7C130, CY7C130A
CY7C131, CY7C131A
CY7C140, CY7C141
Document #: 38-06002 Rev. *E Page 13 of 19
Figure 13. Interrupt Timing Diagrams
Switching Waveforms (continued)
WRITE 3FF
t
INS
t
WC
t
EINS
Right Side Clears INT
R
t
HA
t
SA
t
WINS
READ 3FF
t
RC
t
EINR
t
HA
t
INT
t
OINR
WRITE 3FE
t
INS
t
WC
t
EINS
t
HA
t
SA t
WINS
Right Side Sets INT
L
Left Side Sets INT
R
Left Side Clears INT
L
READ 3FE
t
EINR
t
HA
t
INR
t
OINR
t
RC
ADDR
R
CE
L
R/W
L
INT
L
OE
L
ADDR
R
R/W
R
CE
R
INT
L
ADDR
R
CE
R
R/W
R
INT
R
OE
R
ADDR
L
R/W
L
CE
L
INT
R
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