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Xantech XTRALINK IP User Manual
Also see for XTRALINK IP: Quick start guide
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Contents
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RS-232 Connections73RS-232 DTE Loopback ConnectionsFigure 66. Loopback Connections for RS-232For Transmit and Receive loopback, connect only those lines.When Flow Control setting on the XTRALINK IP is set for RTS/CTS,those lines must be looped. Usually DTR and DSR must also belooped. The Flow Control setting for the program must match theServer settings. The CD connection is needed by some terminalprograms to simulate Carrier.RS-422 Connections74AAPPPPEENNDDIIXX BB:: RRSS--442222 CCOONNNNEECCTTIIOONNSSXTRALINK IP DB-9 Pin-outs in RS-422 ModeRS-422Signal Name Direction RS-422DB9MPinReceive Data A (−) In RXDA (−) 1Receive Data B (+) In RXDB (+) 2Transmit Data B (+) Out TXDB (+) 3Transmit Data A (−) Out TXDA (−) 4Signal Ground --- GND 5Clear to Send A (−) In CTSA (−) 6Clear to Send B (+) In CTSB (+) 7Request to Send B (+) Out RTSB (+) 8Request to Send A (−) Out RTSA (−) 9Figure 67. RS-422 Connections in a DB-9 Connector |
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