Rs-485 (2-Wire) Operation - Digi XTend User Manual

RS-485 (2-wire) operation

The following diagram shows the DCE Module Assembly (female DB-9 connector) wired to a DCE device (RS-232, male
DB-9).
RS-485 (2-wire) operation
When operating within the RS-485 protocols, all communications are half-duplex. The Module Assembly reads and
applies the DIP switch settings only during power-on.
The following figure shows the RS-485 (2-wire) half-duplex DIP switch settings.
XTend RF Module User Guide 96