W83787IF Datasheet, PDF (46/123 Pages) Winbond – WINBOND I/O WITH SERIAL-INFRARED SUPPORT

W83787IF
HOST
CONNECTOR
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
PIN NUMBER
OF W83787I
19
9
10
11
12
13
14
15
16
26
24
27
28
20
29
21
22
PIN
ATTRIBUTE
O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I
I
I
I
O
I
O
O
SPP
nSTB
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
nACK
BUSY
PE
SLCT
nAFD
nERR
nINIT
nSLIN
PIN
ATTRIBUTE
O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I
I
O
O
O
O
O
O
EXTADP
MODE
XWR
XD0
XD1
XD2
XD3
XD4
XD5
XD6
XD7
XDRQ
XIRQ
XA0
XA1
XRD
XA2
XDACK
TC
PIN
ATTRIBUTE
O
I
I
I
I
I
I
I
I
I
I
I
I
O
I
O
O
JOYSTICK
MODE
VDD
JP0
JP1
---
---
JB0
JB1
---
---
---
---
---
---
VDD
---
VDD
VDD
5.2 Enhanced Parallel Port (EPP)
TABLE 5-2 PRINTER MODE AND EPP REGISTER ADDRESS
A2
A1
A0
REGISTER
0
0
0
Data port (R/W)
0
0
1
Printer status buffer (Read)
0
1
0
Printer control latch (Write)
0
1
0
Printer control swapper (Read)
0
1
1
EPP address port (R/W)
1
0
0
EPP data port 0 (R/W)
1
0
1
EPP data port 1 (R/W)
1
1
0
EPP data port 2 (R/W)
1
1
1
EPP data port 3 (R/W)
Notes:
1. These registers are available in all modes.
2. These registers are available only in EPP mode.
NOTE
1
1
1
1
2
2
2
2
2
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Publication ReleaseDate:Sep 1995
Revision A1