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W83627DHG
Publication Release Date: Aug, 22, 2007
-238- Version
1.4
21.3.8.1. Modem Control Timing
TSIM
TRIM
TMWO
TSIM
TRIM
TSIM
TMWO
START
IOW#
(INTERNAL SIGNAL,
WRITE MCR)
RTS#, DTR#
CTS#, DSR#, DCD#
IRQ
(INTERNAL SIGNAL)
IOR#
(INTERNAL SIGNAL
READ MSR)
RI#
MODEM Control Timing
21.3.9 Parallel Port Mode Parameters
PARAMETER SYM.
MIN.
TYP.
MAX.
UNIT
PD0-7,
INDEX
,
STROBE
,
AUTOFD
Delay from
IOW
t1
100 nS
IRQ Delay from
ACK
, nFAULT
t2 60 nS
IRQ Delay from
IOW
t3
105 nS
IRQ Active Low in ECP and EPP Modes
t4
200
300
nS
ERROR
Active to IRQ Active
t5
105 nS
PD0-7,
INDEX
,
STROBE
,
AUTOFD
Delay from
IOW
t1
100 nS
IRQ Delay from
ACK
, nFAULT
t2 60 nS
IRQ Delay from
IOW
t3
105 nS
IRQ Active Low in ECP and EPP Modes
t4
200
300
nS
ERROR
Active to IRQ Active
t5
105 nS
Содержание W83627DHG
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