Computer Accessories; Parallel Port Pin Assignments - Epson Apex 20020, 20040 User Manual

Computer
accessories

Parallel Port Pin Assignments

Pin no.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18-25
I = Input
Intelligent serial interface board (8148)
Intelligent IEEE-488 interface board
(8165)
Internal 300/1200 baud modem card
(C203A-B)
External 300/1200 baud modem
(C202A-B)
Signal name
-STROBE
DATA 0
DATA 1
DATA 2
DATA 3
DATA 4
DATA 5
DATA 6
DATA 7
-ACK
BUSY
I
PE
SLCT
-AUTO FD
-ERROR
-INIT
-SELECTIN
GND
O = Output
Direction Description
-STROBE
O
Data Bit 0
O
Data Bit 1
O
Data Bit 2
O
O Data Bit 3
Data Bit 4
O
O Data Bit 5
Data Bit 6
O
O Data Bit 7
I
-Acknowledge
I Busy
Paper empty
I
Printer selected
O -Auto paper feed
I
-Error
O -Initialize
O -Select in
—
Ground
Specifications A-7