Axiohm TPOS PRINTER SERIES Spécifications télécharger pdf (Page 43)

Appendix 

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Pin Signal Name Signal Function PC Host 9-pin Cross

Connect Pin #

1 Received line

signal detector

Not used

2 Serial receive Input signal to receive

data from the host system

3 TX

3 Serial transmit Output signal sending

data to the host system

2 RX

4 Data terminal ready Output signal to float

control the host

6 DSR

5 Ground Logic ground 5 GND

6 Data set ready Input signal to float

control printer

4 DTR

7 Request to send Output signal to float

control the host

8 CTS

8 Clear to send Not used 7 RTS

9 Ring indicator

1 2 ... 38 39 40 41 42 43 44 45

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