• תיאור

    Programmable WiFi Module, On-board Antenna

    WIFI232-A2 is an embedded Programmable WiFi Module, On-board Antenna, 802.11 b/g/n

    • 3.3V TTL Level
    • 32 simultaneous client connections to Soft AP interface
    • On-board antenna


    Introduction of Serial UART WiFi Modules

    WIFI232-A2 is an embedded 802.11 b/g/n wifi module. It can convert UART(3.3V TTL) to WiFi or Ethernet. Module support AP(access point) mode and STA (WiFi client) mode. User can use this embedded module to realize their WiFi application speedy.


    Features of Serial UART WiFi Modules

    Support 802.11b/g/n wireless standard

    Support TCP/IP/UDP network protocol

    Support UART/GPIO/Ethernet data interface

    Support work as STA/AP/AP+STA mode

    Support router and bridge mode

    Internal antenna

    Support transparent transmission mode

    Provide AT+ instruction set for configuration

    Provide friendly web configuration page

    Support heartbeat signal and wifi connection indication

    Support UART auto-frame function

    3.3V power supply

    Max transmission distance: 200 meters (open horizon)


    Application Field of Serial UART WiFi Modules

    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


    Function Chart of Serial UART WiFi Modules

    Function Chart of Serial UART WiFi Modules, which can realize mutual data transmission among wifi, serial and ethernet


    Function Structure of Serial UART WiFi Modules

    Function Structure of Serial UART WiFi Modules


    Networking Mode of Serial UART WiFi Modules

    AP Mode

    AP Networking Mode of WiFi Modules


    STA Mode

    STA Mode of WiFi Modules


    AP+STA Mode

    AP+STA Mode of WiFi Modules


    Image of Serial UART WiFi Module

    images of serial UART WiFi Modules

  • Product Specification

    Wireless Parameters
    Wireless Standard802.11 b/g/n
    Frequency Range2.412GHz-2.484GHz
    Transmit Power802.11b: +20dBm (Max.)
    802.11g: +18dBm (Max.)
    802.11n: +15dBm (Max.)
    Receive Sensitivity802.11b: -89dBm
    802.11g: -81dBm
    802.11n: -71dBm
    AntennaInternal: on-board antenna
    Hardware Parameter
    Data InterfaceUART: 300bps~460800bps
    Ethernet: 10Mbps/100Mpbs
    Working Voltage3.3V (+/-5%)
    Working CurrentAP: 169mA (average), 305mA (peak)
    STA: 164mA (average), 197mA (peak)
    Working Temp.-40°C ~ 85°C
    Storage Temp.-40°C- 125°C
    Size25mm x 40mm x8mm
    Software Parameter
    Wireless Network TypeStation/AP mode
    Security MechanismWEP/WPA-PSK/WPA2-PSK
    Encryption TypeWEP64/WEP128/TKIP/AES
    Work ModeTransparent transmission mode, serial command mode
    Setting CommandAT+ instruction set
    Max. Client Number in TCP Server Mode32
    User ConfigurationWeb server+AT command config
    Client Application SoftwareClients can customize application software
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