Sony NWS-1510 Service Manual page 48

<MEMC>
PORT output
< CDECR >
Data output
IOSEL output
024
=
"1"
<PARK>
OS= "L"
CENTROSTB
~-----------------
output/
DSACKIO output
End of write cycle
Strobe cycle
re-executed with
024 =
"Q"
Waiting for interrupt
CENTROINT
output
_ _ _ _ _ _ _ _ _ _____, IPLO - 2 output
-----~
Interrupt service
processing
Centronics interrupt clear address output/
R/W output/
FCO - 2 output/
SIZO, 1 output
AS= "L"
<MEMC>
PORT output
< CDECR >
IOSEL output
Data output
024= "1"
OS= "L"
DSACKO
End of cycle
NWS-1510/1530/1580
<PARK>
CENTROINT
negated
DSACKO output
3-21
ALS244
ALS244
CST RB
output
CBUSY
output
(printer)
CST RB
output
CBUSY
output
(printer)