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  • $11.79
  • Free 30-day Returns
  • Ships from China.
    Sold by ThermalNest

    Shipped by ThermalNest

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    AJMRTC MAX485 Module, TTL to RS485 Serial Communication Converter Board, RS-485 Transceiver Module, MCU Development Accessories for Microcontroller Long Distance Data Transmission Projects

    • - TTL to RS485 bidirectional signal conversion, realizes long-distance stable serial communication for microcontroller systems
    • - Onboard MAX485 transceiver chip, low power consumption, supports half-duplex differential data transmission
    • - 5V working voltage, terminal block design for easy wiring; supports multi-drop bus connection up to 32 nodes
    • - Compact PCB layout, all control pins led out, convenient for Arduino, STM32 and other MCU development
    • - Strong anti-interference differential signal, ideal for industrial control, sensor data acquisition & electronic experiments
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    AJMRTC MAX485 module is a TTL to RS485 serial transceiver converter board, widely used as accessory for MCU development. It converts TTL UART signal into differential RS-485 signal, greatly extending communication distance and improving anti-noise performance in complex electromagnetic environment. Powered by 5V DC, the module adopts half-duplex communication mode. The reserved DE/RE control pins allow users to switch transmit and receive status via microcontroller. Equipped with 2P terminal block for simple and reliable A/B bus wiring. Multiple modules can be mounted on one RS485 bus for multi-point data collection. This small converter board fits perfectly for Arduino, STM32 and other single-chip projects, industrial data transmission, smart sensor networking and student electronic DIY experiments.


    Specifications
    1. Brand: AJMRTC
    2. Product: MAX485 TTL to RS485 Converter Module
    3. Chip: MAX485
    4. Working Voltage: DC 5V
    5. Communication Type: Half-duplex, TTL RS485
    6. Max Nodes on Bus: 32 units
    7. Application: MCU development, industrial control, sensor communication, electronic experiment
    8. Interface: TTL pin header + RS485 A/B terminal block


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