Recommend: Serial UART to WiFi Module, TTL to Ethernet and Wifi Converter

Communication Expert of Industrial IOT
Recommend: Serial UART to WiFi Module, TTL to Ethernet and Wifi Converter
Recommend: Serial UART to WiFi Module, TTL to Ethernet and Wifi Converter
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Price: $15.60 $13.80
Availability: In Stock
Model: USR-WIFI232-D2
Manufacturer: USR IOT
Average Rating: Not Rated

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include $25 shipping cost.

Unique Features

1.Support built-in webpage

2.Support Modbus TCP to Modbus RTU

3.Support Websocket, WEB IO and  HTTPD Client

Wifi Module Download

User Manual: USR-WIFI232-D2

Evaluation Kit: USR-WIFI232-D2EVK

Client Support Center: submit your ticket at If you have technical problems about the product.

Wifi Module Introduction

USR-WIFI232-D2 Wi-Fi Module is an embedded 802.11 b/g/n Wi-Fi module, which 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 interface.

Wifi Module Feature

  • 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

Wifi Module Parameter

Wireless Parameters
Wireless Standard
802.11 b/g/n
Frequency Range
Transmit Power
802.11b: +20dBm (Max.)
802.11g: +18dBm (Max.)
802.11n: +15dBm (Max.)
Receive Sensitivity
802.11b: -89 dBm
802.11g: -81dBm
802.11n: -71dBm
External: I-PEX connector
Internal: on-board antenna
Hardware Parameters
Data Interface
UART: 300bps~460800bps
Ethernet: 100Mpbs
Operating Voltage
Operating Current
AP: 226mA (average), 346mA (peak)
STA: 218mA (average), 320mA (peak)
Operating Temp.
-40°C~ 85°C
Storage Temp.
-40°C- 125°C
32mm x 45mm x8mm
Software Parameters
Wireless Network Type
Station/AP Mode/AP+STA
Security Mechanism
Encryption Type
Work Mode
Transparent Transmission, serial command
Setting Command
AT+instruction set
Network Protocol
Max. Client Number in TCP Server Mode
User Configuration
Web Server+AT command config.

Wifi Module Structure

wifi module,wifi serial

Wifi Module Images

wifi module,wifi serial

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