433-458MHz UHF DTU RS485 Bus RF Serielle Schnittstelle UART Sender und Empfänger
31,80 €
2 PCS 433M-458M VHF/UHF Radio Modem RS485 transceiver(With shell). Interface : RS485(5V GND A+ B-). the way they work as well as wired RS485 bus. Master device transmit data, Slave devices all receive data.Any slave device transmit data, master device and the other slave devices can receive.
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