RS485 communication module (DIY)

Regular price $8.00 Sale

Microduino- RS485 is a low-power serial communication module based on MAX485 chip, which can achieve bidirectional serial port data transmission.

Features

  • With low power consumption, fast transmission rate and long transmission distance.
  • Operate in half-duplex mode and need only two lines.
  • Convert data receiving or sending automatically.
  • Capable of changing the TTL electric level to RS-485.
    • RS-485's electrical feature: Logic "1" represents the voltage difference between the two lines--+(2—6) V; Logic "0" represents the voltage difference between the two lines--(2—6)V.
  • Combined with Microduino core or extension modules, you can select the serial port(Serial, Serial1, myserial(9,10)) through the dial switch.
  • Standard UPIN27 interface.

Specification

  • Power supply: 5V and 300μA.
  • Adopt half-duplex communication mode, which can send or receive data at a time.
  • Transmission rate up to 2.5Mbps.
  • Convert data receiving or sending automatically or with program.