Serial Printer 25 pin

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25 PIN D-SUB MALE 25 PIN D-SUB MALE at the printer

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

References

Category:Serial Connectors

 

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