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  Home >> Wireless Module >> Uart to WiFi Module >> SMT Serial UART to WIFI Module, Tiny Size
SMT Serial UART to WIFI Module, Tiny Size Add to favorites

Manufacturer USR Uart to WiFi
Product Order Code USR-WIFI232-S
Product DataSheet Download
MOQ 1
Available Options: Antenna:
If you need the Antenna, you can choose it with above selector.
Price: $10.00
Quantity 1-29pcs 30-99pcs 100-499pcs 500-999pcs
Price $10.00 $9.80 $9.60 $9.20
USR-WIFI232-S is a SMT wifi module that can support functions of smart link and WPS. It has unparalleled advantages of low power and low pirce

USR-WIFI232-Sb is a SMT wifi module that can support functions of smart link and WPS. It has unparalleled advantages of low cost and tiny size. It is applied to transmit data from UART TTL to WIFI. It is a serial-to-wifi module with exterior antenna connectors. USR-WIFI232-Sb wifi module is now widely used in smart home, industry control and individual heath.

This module have two type antenna. One is on-board antenna, another is external antenna interface, pls be sure which kind of module do you needed before shipping.

  • USR-WIFI232-Sa is on-board PCB antenna.
  • USR-WIFI232-Sb is External antenna interface on board

USR-WIFI232-S Evaluation Board : USR-WIFI232-SEVK

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 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

Parameter

Category
Parameter
Value
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)
Receive Sensitivity
802.11b: -93 dBm (@11Mbps ,CCK)
802.11g: -85dBm (@54Mbps, OFDM)
802.11n: -82dBm (@HT20, MCS7)
Antenna
External: I-PEX connector
Internal: On-board PCB antenna
Hardware Parameters
Data Interface
UART
PWM, GPIO
Operating Voltage
3.0~3.6V
Operating Current
Continuous TX: ~200mA
Normal Mode: Average: ~12mA,Peak: 200mA
Standby: <200uA
Operating Temp.
-40°C  - 85°C 
Storage Temp.
-45°C - 125°C 
Size
22mm x 13.5mm x 2.3mm
External Interface
SMT
Software Parameters
Wireless Network Type
STA/AP/STA+AP
Security Mechanism
WEP/WPA-PSK/WPA2-PSK
Encryption Type
WEP64/WEP128/TKIP/AES
Update Firmware
Local Wireless
Customization
Support custom webpage,provide SDK for secondary development (VIP client)
Network Protocol
IPv4, TCP/UDP/FTP/HTTP
User Configuration
AT+command, Webpage
Android/iOS APP
Smart Link configurating APP

Development Source

Item Download Link Version Update Date
User Manual V2.4 2015-3-9
HardWare V1 2015-3-9
Development File V1 2015-3-9
Application Software V1 2015-3-9
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