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18 C1648M (4/05)
Figure 9.
RS-232 Data Communication Wiring
RS-232
DATA SELECTION
RS-232 DATA CONNECTIONS BETWEEN DEVICE A AND FR85081 RECEIVER
FR85081
RECEIVER –
DATA CONNECTOR
1
2
3
4
5
(RX) DATA IN
6 (TX) DATA OUT
7
8
GND
DEVICE A
FT85081
TRANSMITTER –
DATA CONNECTOR
RS-232
DATA SELECTION
RS-232 DATA CONNECTIONS BETWEEN DEVICE B AND FT85081 TRANSMITTER
1
2
3
4
5
(RX) DATA IN
6 (TX) DATA OUT
7
8
GND
DEVICE B
RX
TX
GND
RX
TX
GND
RS-232
RS-232
0
1
2
3
4
5
6
7
8
9
0
1
2
3
4
5
6
7
8
9