Stabiler UART Serieller Port zu RS485 Konverter Funktionsmodul RS485 zu TTL Modul
2,58 €
(5) Has RXD, TXD signal indicator light, monitor send and receive status. (4) Semi-hole pads, onboard module, thin PCB, having a thickness of 0.8mm. hope you could understand. (4) Support multi-machine communication, allowing access at up to 128 devices on the bus.
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