Texas Instruments has releases an RS-485 transceiver that can be pin-programmed to suit networks with different bus voltage, logic voltage, network length and throughput. Called THVD1424, it includes switchable on-chip 120Ω termination resistor, slew rate control, and both half-duplex (two-wire) and duplex (four-wire) modes – allowing a single PCB type to be created that can ...
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