Tibbo Tibbit Block #05 RS485 Port

This Tibbit Block #05 RS485 Port has only +/-RX and +/-TX signal pairs. If you are working in the half-duplex mode, connect +RX to +TX, and -RX to -TX. This will allow your system to communicate over a single twisted pair. Direction control is through the RTS line — the line shall be LOW for data input and HIGH for output. Keep the RX and TX pairs separate for the full-duplex mode and set the RTS line HIGH to keep the TX enabled at all times. Tibbit Block #05 RS485 Port; Has only +/-RX and +/-TX signal p...