CP1484, CP1485, CP1486, CP3484, CP3485, CP3486
15Data sheet V 1.00
1.1.10 RS232 interface (IF1)
The RS232 interface is not electrically isolated. It can be used as an online interface for
communicating with the programming device.
Figure 7: X20 CPUs - pin assignments - RS232 interface (IF1)
I
r
e
S
TX RX
GND
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