Connect Tech Xtreme/104-Plus, PCI-104 and PCI/104 Express Family User Manual
Revision 0.09
38
21 Wiring Examples
21.1 RS232 Wiring Example
TxD
RxD
GND
CTS
RTS
RxD
TxD
GND
RTS
CTS
Xtreme/104
RS232 Device
Figure 16: RS-232 Wiring Diagram
21.2 RS423 Wiring Example
TxD-
Ref
GND
RxD-
RxD+
RxD-
RxD+
GND
TxD-
Ref
Xtreme/104
RS232 Device
TxD-
TxD Ref
GND
RXD-
RxD+
Figure 17: RS-423 Wiring Diagram