Philips PCL304 - Page 50

8-18
CS 55 835
IRQ3
IROQ4
IRQS
IRQ?
AEN
~I0uW
-IOR
RESETORY
Sn(Aa-7 )
Sa(a~S )
Master
Controller
R133 ¢R126 <Ri2s
10K LOK 10K
OINTRI
INTR2
INTR3
INTR4
AEN
Tow
TOR
ec?
Se. 5
O00
PNW
'
dO oO®
ie
> Dd
Ww db
DD
or
ff
TDEB?
PDO
PO
PO2r—
PO3
PO4
<
Ww
Ww
Kr
a)
oO i)
}
-
(eeu ROO TE
[SaaS
[3a
FR eaEAIE
ray
ra
<
wn
Ww)
R188 sR106
10K LOK
AAA
3
“dO
I 107 closed (default)
-
-
>
-RTS2
-DSR2
-CTS2
~OTR2
-0C02
—RI2
RxDde
-STPOSE
=SLCTIN
-BUTOFOD
—INqT
=ACK
PTREUSY
PE
SLCT
—OTRERR
~HOCS
-FDCS
-[OCsts
IDE?
Sheet 11 of 17
no 45 786 A12