W83787IF Datasheet, PDF (89/123 Pages) Winbond – WINBOND I/O WITH SERIAL-INFRARED SUPPORT

W83787IF
8.3.3 UART/Parallel Port
PARAMETER
SYMBOL MIN. MAX.
Delay from Stop to Set Interrupt
TSINT
9/16
Delay from IOR Reset Interrupt
Delay from Initial IRQ Reset to
Transmit Start
Delay from to Reset interrupt
Delay from Initial IOW to interrupt
Delay from Stop to Set Interrupt
TRINT
TIRS
THR
TSI
TSTI
1
1/16 8/16
175
9/16 16/16
1/2
Delay from IOR to Reset Interrupt
Delay from IOR to Output
Set Interrupt Delay from Modem
Input
Reset Interrupt Delay from IOR
Interrupt Active Delay
Interrupt Inactive Delay
Baud Divisor
TIR
TMWO
TSIM
TRIM
TIAD
TIID
N
250
200
250
250
25
30
2¹⁶-1
UNIT
Baud
Rate
µS
Baud
Rate
nS
Baud
Rate
Baud
Rate
nS
nS
nS
TEST
CONDITIONS
100pF Loading
100pF Loading
100pF Loading
100pF Loading
nS
nS 100pF Loading
nS 100pF Loading
100pF Loading
8.3.4 Extension Adapter Mode
PARAMETER
XRD, XWR Delay from IOR, IOW
XA<0:2> Delay from SA<0:2>
XD<0:7> Setup time
XD<0:7> Hold time
IRQ & Delay from XIRQ
DRQX Delay from XDRQ
XDACK Delay from DACKX
XTC Delay from TC
SYM.
tx1
tx2
tx3
tx4
tx5
tx6
tx7
tx8
MIN.
50
0
TYP.
MAX.
50
50
50
50
50
50
UNIT
nS
nS
nS
nS
nS
nS
nS
nS
TEST
CONDITIONS
- 89 -
Publication ReleaseDate:Sep 1995
Revision A1