TNT4882
Single-Chip IEEE 488.2 Talker/Listener ASIC
Waveforms continued from page 13
ADDR9-0, AEN_N
IOWN
DATA15-0
IOCS16N
IOCHRDY
tAS
tDEC
tWPWL
tSU
tAH
tWPWH
tWH
tRDY
tTD
tRDYN
tDECN
Figure 12. I/O Write Access
DRQ
DACKN
IORN
DATA15-0
t
DU
t
t
t
DS
RPWL
DH
t
DACC
t
RH
t
DF
Figure 13. DMA Read Access
t
RPWH
DRQ
DACKN
IOWN
DATA15-0
t
DU
t
DS
t
WPWL
t
DH
t
WPWH
t
t
SU
WH
Figure 14. DMA Write Access
14 National Instruments
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