Serial UART to WiFi Module with External Antenna, Support Network Configuration by Audio
SKU: USR-WIFI232-Hb Category:
  • Description

    Serial TTL to WiFi Module

    Realize UART TTL to WIFI Two-way Transparent Transmission

    USR-WIFI232-H module is an integration of 802.11 b/g/n wi-fi module,which provide a wireless interface to any equipment with a serial interface for data transfer.It has the following functions:Support IEEE802.11b/g/n Wireless Standards;Support TCP/IP/UDP Network Protocols;Support UART Data Interface;Support Work As STA/AP/AP+STA Mode. WIFI-H module has been widely applied in various fields. It has a function that other wifi modules do not have. Wifi-H supports network configuration by audio.

    Low PowerSupport WPS FunctionSupport Network Configuration by Audio

    Product Features

    • Support IEEE802.11b/g/n Wireless Standards
    • Support WIFI2.4 GHz, support WEP, WPA/WPA2 security mode.
    • Based on Self-developed High Performance MCU
    • Ultra-Low-Power for Battery Applications with Excellent Power Save Scheme
    • Support UART Data Communication Interface
    • Support Work As STA/AP/AP+STA Mode
    • Support SmartLink Function (APP program provide)
    • Support Network Configuration by Audio.
    • Support Wireless Upgrade Function
    • Support WPS Function
    • Support Multi-TCP Link (5 Channel) Apllication
    • Support External Antenna
    • Single +3.3V Power Supply
    • Smallest Size
    • FCC/CE Certificated
    • Application Structure

      The module supports network configuration by audio

      wifi module - network configuration by audio
      The module supports work as STA/AP/AP+STA Mode

      AP WI-FI Mode

      AP Work Mode of wifi module

      STA WI-FI Mode

      STA Work Mode of wifi module

      AP+STA WI-FI Mode

      AP+STA Work Mode of wifi module

  • Product Specification

    Class Item Parameters
    Wireless Parameters Certification FCC/CE
    Wireless standard 802.11 b/g/n
    Frequency range 2.412GHz-2.484GHz
    Transmit Power 802.11b: +16 +/-2dBm (@11Mbps)
    802.11g: +14 +/-2dBm (@54Mbps)
    802.11n: +13 +/-2dBm (@HT20, MCS7)
    Receiver Sensitivity 802.11b: -93 dBm (@11Mbps ,CCK)
    802.11g: -85 dBm (@54Mbps, OFDM)
    802.11n: -82 dBm (@HT20, MCS7)
    Antenna External:I-PEX connector( WIFI232-Hb)
    Internal:On-board PCB antenna(WIFI232-Ha)
    Hardware Parameters Data Interface UART
    Operating Voltage 3.0~3.6V
    Operating Current Peak [Continuous TX]: ~200mA
    Average. ~12mA, Peak: 200mA
    Operating Temp. -40°C- 85°C
    Storage Temp. -45°C- 125°C
    Dimensions and Size 23.1mm x 32.8mm x 2.7mm
    Software Parameters Footprint SMT
    Network Type STA/AP/STA+AP
    Security Mechanisms WEP/WPA-PSK/WPA2-PSK
    Encryption WEP64/WEP128/TKIP/AES
    Update Firmware Local Wireless
    Customization Web Page Upgrade
    Network Protocol IPv4, TCP/UDP/HTTP
    User Configuration AT+command
    Android/iOS APP
    Smart Link APP tools
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