WIFI232-D2b

UART WiFi Module, Modbus RTU WIFI module with two Ethernet port
  • Description

    Introduction of UART WiFi Modules

    WIFI232-D2b UART WiFi Modules with two ethernet port which need connect with external antenna. Embedded 802.11 b/g/n Wi-Fi modules supports serial to LAN/Wi-Fi, LAN to Wi-Fi or LAN to LAN transmission. The module can realize bidirectional transparent data transmission between COM and TCP/IP network

    UART WiFi Modules WIFI232-D2b

    Industrial Solution -40C~85C
    Ethernet Port Two RJ45 Port, WIFI to Ethernet converter
    High Performance Working frequency 580Mhz, 2MB Flash
    Built-in Webpage Configure Parameters ,Web IO
    HTTPD Client Sends serial data in HTTP format to HTTP server
    TCP Server Supports max 32 Client to be connected
    Flow Control CTS/RTS

    Features of UART WiFi Modules

    • Support IEEE802.11b/g/n wireless standards
    • Support TCP/IP/UDP network protocols
    • Support UART/GPIO/Ethernet data interface
    • Support work as STA/AP/AP+STA mode
    • Support router/bridge mode networking
    • Support external/internal antenna
    • Support transparent transmission mode
    • Support AT+ instruction set for configuration
    • Support friendly web configuration page
    • Support palmodic signal
    • Support UART auto-frame function
    • Single +3.3V power supply
    • Small Size: 32 x 45 x 8 mm
    • FCC/CE/RoHS/TELEC certificated

    Application field of UART WiFi Module

    • WiFi remote control and monitoring, TCP/IP and WiFi coprocessor
    • WiFi remote control toy such as aircraft and cars
    • WiFi Internet radio, camera, digital photo frame
    • Medical instrument, data acquisition, handheld device
    • WiFi fatness testing machine, smart card terminal, Smart Home
    • Instrument, equipment parameter monitoring, wireless POS machine
    • Modern agriculture, military field and other wireless related secondary development applications

    Structure of UART WiFi Modules

    Work Mode of UART WiFi Modules

    1.Application of AP Mode

    2.Application of STA Mode

    3.Application of AP+STA Mode

  • Product Specification

    Wireless Parameters
    Wireless Standard 802.11 b/g/n
    Transmit Power 802.11b: +20dBm (Max.)
    802.11g: +18dBm (Max.)
    802.11n: +15dBm (Max.)
    Configurable
    Receive Sensitivity 802.11b: -89 dBm
    802.11g: -81dBm
    802.11n: -71dBm
    Frequency Range 2.412GHz-2.484GHz
    Certification FCC/CE/ROHS/TELEC
    Antenna External: I-PEX connector
    Internal: on-board antenna
    Hardware Parameters
    Data Interface UART: 300bps~460800bps
    Ethernet: 100Mpbs
    GPIOs
    Operating Voltage 3.3V(+/-5%)
    Operating Current AP: 226mA (average), 346mA (peak)
    STA: 218mA (average), 320mA (peak)
    Operating Temp. -40°C~ 85°C
    Storage Temp. -40°C- 125°C
    Size 32mm x 45mm x8mm
    Software Parameters
    Wireless Network Type Station/AP Mode/AP+STA
    Security Mechanism WEP/WPA-PSK/WPA2-PSK
    Encryption Type WEP64/WEP128/TKIP/AES
    Work Mode Transparent transmission, serial command
    Setting Command AT+instruction set
    Network Protocol TCP/UDP/ARP/ICMP/DHCP/DNS/HTTP
    Max. Client Number in TCP Server Mode 32
    User Configuration Web Server+AT command config.
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