USR-TCP232-S2 Embedded UART TTL to Ethernet Module - SMD PCBA
SKU: 03584
Availability: IN STOCK

₹942.82 inc. GST
Ex GST: ₹799.00

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  • Ethernet to UART modules USR-TCP232-S2 can transmit data transparently between TCP/IP and TTL, which can be applied in RS232/ RS485 by level shift circuit. USR-TCP232-S2 is a tiny size embedded Ethernet Module which can realize data bidirectional transparent transmission between TTL and Ethernet Port.

    ● Cortex-M0 Core
    ● SMD type
    ● Support POE design
    ● Web page configuration
    ● Cost-effective, fast speed and high efficiency
    ● Supports TCP server/client, UDP server/client
    ● Virtual COM


    ​Software Resources

    USR-TCP232-S2 are tiny size SMT Ethernet modules which can realize data bidirectional transparent transmission between TTL and Ethernet Port. It can also be applied in RS232/ RS485 by level shift circuit. USR-TCP232-S2 is based on Cortex-M0 core. It has characters of low power, fast speed and high efficiency.

    • Auto-MDI/MDIX, RJ45 port with 10/100Mbps
    • Work mode: TCP Server, TCP Client, UDP Client, UDP Server, httpsD Client
    • Serial port baud rate from 600 bps to 460.8 Kbps, Check bit of None,Odd,Even,Mark and Space
    • Self-defined heartbeat package mechanism to ensure connection is reliable, put an end to dead link
    • Self-defined registration package mechanism, check connection status and use as custom packet header
    • Under TCP Server mode, Client number ranges from 1 to 16; default number is 4
    • User can set parameters via webpage, AT command, serial protocol and network protocol; and setting protocol is provided, users can integrate it to their own software
    • Support DHCP, automatically obtain an IP address
    • Support DNS function and custom setting of DNS server
    • The global unique MAC address bought from IEEE, user can define MAC address
    • Upgrade firmware via network
    • Support virtual serial port and provide corresponding software USR-VCOM
    • Restore factory default via software and hardware
    • Across the gateway, switches, routers
    • Can work in LAN, also can work in the Internet (external network)
    • Provide PC TCP/IP socket programming example such as VB,C++,Delphi,Android and IOS
    • Support customization


    • Industrial data transmission, industrial automation
    • security and protection monitoring, public security
    • Smart home, power control, environmental monitoring, intelligent agriculture
    • Door check on work attendance system, POS system, rice selling system
    • Building automation system, power monitoring, self-service banking system, telecom machine room monitoring

    Function of SMT Ethernet Modules

    System Information
    Processor ARM
    Flash 32K byte
    Port Number 1
    Interface Standard RJ45
    Rate 10/100 Mbps, MDI/MDIX, auto switch between cross and direct connection
    Protection 2KV electromagnetism isolation
    Network Protocol IP, TCP, UDP, DHCP, DNS, https, ARP, ICMP
    Buffer Send: 6K bytes, receive: 4K bytes
    Port Number 1
    Interface Standard TTL
    Data Bits 5, 6, 7, 8
    Stop Bit 1, 2
    Check Bit None, Even, Odd, Space, Mark
    Baud Rate 600 bps ~ 460.8 Kbps
    Flow Control Null
    Buffer Receive: 800 bytes
    RS-485 Pull-up and Pull-Down Resistor Null, reserved 485 send-receive control pin
    Virtual Serial(USR-VCOM) Windows 2000 or higher (32 bit/64 bit)
    Configuration computer set-up software, serial command, built-in webpage, AT command
    Basic Parameter
    Size 33 x 20.3 mm
    Operating Temp. -25~ 75°C
    Storage Temp. -40 ~ 105°C, 5 ~ 95% RH
    Input Voltage DC 3.3V
    Working Current 150mA (aver), 200mA (max)
    Power <1W
    Warranty 2 years
    Accessory Null



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