W83977F Datasheet, PDF (169/181 Pages) Winbond – PLUG & PLAY 1.0A COMPLIANT

12.3 Parallel Port
12.3.1 Parallel Port Timing
IOW
INIT, STROBE
AUTOFD, SLCTIN
PD<0:7>
ACK
t2
IRQ (SPP)
IRQ
(EPP or ECP)
nFAULT
(ECP)
ERROR
(ECP)
IRQ
W83977F/ W83977AF
PRELIMINARY
t1
t3
t4
t5
t2
t4
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Publication Release Date: March 1998
Revision 0.58