SUNROM ELECTRONICS
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RS485-TTL Module

Connect to RS485 network from microcontrollers.

Sunrom Part# 4519

No Stock.
Currently this item is not available for ordering.
Real Time Availability
On Purchase: 25 nos.
Expected on: 02-Apr-2017

Downloads

MAX485 Datasheet

The modules makes it simple to use with microcontroller's UART to to create bidirectional RS485 networks.

Specifications

  • On-board MAX485 chip, low-power, Slew-Rate Transceiver 
  • RS485 is brought out to 5.08 (mm) pitch 2P terminal for easy wiring RS-485 communication
  • All pins can be controlled by the microcontroller
  • 120R terminating resistor on board
  • Power LED Indication
  • 2.54mm Pitch interfacing.
  • Working voltage: 5V
  • Board size: 44 (mm) x14 (mm)

Typical Connections between MCU and MAX485

MCU MAX485 Details
TX-OUT-UART DI - Data Input  
RX-IN-UART RO - Receive Output  
TX_EN RE-DE combined pins called as TX_EN When MCU Wants to Transmit it makes TE_EN high, else LOW

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