DC3,3V/5V TTL zu RS485 Modul 485 zu Seriell UART Level Conversion Module 74HC14
ab 2,60 €
(to access the MCU as an example of how the rows of pins are connected) TTL (UART) end. TXD: connect to MCU.RX (signal flow: MCU.RX << this module << RS485). RXD: connect to MCU.TX (signal flow direction: MCU.TX>>this module>>RS485).
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