18 Device Description
WAGO PERSPECTO® 762
762-3057/000-001 CP 57 QVGA TV
Manual
Version 1.2.1
3.3.3
X3 – Serial Interface RS-232 (COM 1)
The interface is designed as an RS-232 interface. It is DC coupled with the
device ground. The interface is used for modem operation or for user-specific
protocols.
The connected data cable must be shielded.
A null modem connection is used to connect to another device with RS-232
interface. A 1:1 connecting cable is used to connect to a modem.
Figure 5: Connector X3 – Serial Interface RS-232
Table 7: X3 Pin Assignment
Pin
Assignment
Function
1
DCD
Data carrier detect
2
RxD
Receive Data for RS-232
3
TxD
Transmit Data for RS-232
4
DTR
Data Terminal ready
5
GND 5V
Signal Ground
6
DSR
Data set ready
7
RTS
Request to send
8
CTS
Clear to send
9
RI
Ring indicator
Содержание WAGO-PERSPECTO 762 Series
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