
Connectors/Pinouts 15
Xtreme/104 Opto User's Manual, ver. 0.00
Connectors/Pinouts
Table 3: P4/P5/P6/P7 - 10 pin port header pinouts
Pin No. RS-232 Direction RS-485/422 Direction
1 NC NC RxD (+) input
2 NC NC CTS (-) input
3 RxD input RxD (-) input
4 RTS output RTS (+) output
5 TxD output TxD (+) output
6 CTS input CTS (+) input
7 NC NC TxD (-) output
8 NC NC RTS (-) output
9 Isolated Gnd signal gnd. Isolated Gnd signal reference
10 N/A N/A N/A N/A
4
6
10
9 7
5
3
Printed circuit board
2
1
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