HwB: Serial (Printer) Connector

Serial (Printer)

25 PIN D-SUB MALE (At the printer)

25 PIN D-SUB MALE at the printer.

Pin	Name	Dir	Description
1	SHIELD		Shield Ground
2	TXD		Transmit Data
3	RXD		Receive Data
4	n/c	-	Not connected
5	n/c	-	Not connected
6	DSR		Data Set Ready
7	GND		System Ground
8	DCD		Data Carrier Detect
9	n/c	-	Not connected
10	n/c	-	Not connected
11	?		Reverse Channel
12	n/c	-	Not connected
13	n/c	-	Not connected
14	n/c	-	Not connected
15	n/c	-	Not connected
16	n/c	-	Not connected
17	TTY-TXD		TTY Receive Data
18	n/c	-	Not connected
19	n/c	-	Not connected
20	DTR		Data Terminal Ready
21	n/c	-	Not connected
22	n/c	-	Not connected
23	?		TTY Receive Data Return
24	?		TTY Transmit Data Return
25	TTY-RXD		TTY Receive Data

Contributor: Joakim Цgren, Petr Krc

Source: ?

Please send any comments to Joakim Цgren.