W83627DHG Datasheet, PDF (251/268 Pages) Winbond – WINBOND LPC I/O

21.3.10Parallel Port
21.3.10.1. Parallel Port Timing
IOW
INIT, STROBE
AUTOFD, SLCTIN
PD<0:7>
ACK
t2
IRQ (SPP)
IRQ
(EPP or ECP)
nFAULT
(ECP)
ERROR
(ECP)
IRQ
W83627DHG
t1
t3
t4
t5
t2
t4
21.3.10.2. EPP Data or Address Read Cycle Timing Parameters
PARAMETER
SYM.
WAIT Asserted to WRITE Deasserted
t14
Deasserted to WRITE Modified
t15
WAIT Asserted to PD Hi-Z
t17
Command Asserted to PD Valid
t18
Command Deasserted to PD Hi-Z
t19
WAIT Deasserted to PD Drive
t20
WRITE Deasserted to Command
t21
PBDIR Set to Command
t22
MIN.
0
60
60
0
0
60
1
0
MAX.
185
190
180
190
20
UNIT
nS
nS
nS
nS
nS
nS
nS
nS
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Publication Release Date: Aug, 22, 2007
Version 1.4