Pin Assignment Of The 36-Pin Centronics Interface - SEH SEH650 User Manual

Pin Assignment of the 36-pin Centronics Interface

B.3 Pin Assignment of the 36-pin Centronics
Interface
BaseLine Print Server User Manual
The Centronics interface of the print server is designed for printers
operating in IEEE 1284 "compatible mode", in Nibble mode or in
ECP mode. No 100% error-free guarantee may be granted for print
servers having a nonstandard Centronics interface. Please consult
your printer manufacturer for more information if necessary.
Pin Assignment
1 nStrobe
2 Data 1 (Least Significant Bit)
3 Data 2
4 Data 3
5 Data 4
6 Data 5
7 Data 6
8 Data 7
9 Data 8 (Most Significant Bit)
10 nAck
11 Busy
12 PError
13 Select
14 nAutoFd
15 Not connected
16 Logic Gnd
17 Not connected
18 Not connected, optional + 5V
Input or output
OUT
Bidirectional
Bidirectional
Bidirectional
Bidirectional
Bidirectional
Bidirectional
Bidirectional
Bidirectional
IN
IN
IN
IN
OUT
-
-
-
-, optional external power supply from printer
B-3