Wednesday, January 13, 2010

ITIL CSI

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DS72 EIA-232 RJ-45 Pin/Signal Definition
Pin EIA-232

1 Handshake Out (DTR) Line Driver Inactive State = High: +12V when power is applied.
Used as a handshake line to enable/disable the receiving of characters.
2 Gnd Signal ground
3 Handshake Out (RTS) Line Driver Inactive State = High: +12 V when power is applied. Not
used to enable/disable.
4 TX Out Transmit Data (data out)
5 RX In Receive Data (data in)
6 Handshake In (DSR) Handshake In. –12V when not used.
7 Gnd Signal ground
8 Handshake In (CTS) Used as a handshake line to enable/disable the receiving of
characters.