### EIA-422 DTE to DCE (Modem) Connection

Use the chart below as a guide for EIA-422 modem wiring. Pin numbers have been omitted because they vary from product to product. For Digi pin numbers, see EIA 422 Asynchronous Interface. For modem pin numbers, see your modem's documentation.

DTE (Digi End) |  | DCE (Modem)
--- | --- | ---
Signal | Lead | Lead | Signal
TxD | + | Connected to | + | TxD
- | Connected to | -
RxD | + | Connected to | + | RxD
- | Connected to | -
RTS | + | Connected to | + | RTS
- | Connected to | -
CTS | + | Connected to | + | CTS
- | Connected to | -
GND |  | Connected to |  | GND

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