Embedded WiFi Modules | Embedded wireless Device Servers

Embedded WiFi Modules | Embedded wireless Device Servers

  • Price:
  • $
  • Model:
  • USR-WIFI232-A2
  • Quantity:
  • - +

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Product Name:Embedded WiFi Modules | Embedded wireless Device Servers

  • Model:USR-WIFI232-A2

Introduction of Embedded WiFi Modules USR-WIFI232-A2 

USR-WIFI232-A2 are low cost embedded 802.11 b/g/n WiFi modules which can convert UART(3.3V TTL) to WiFi or Ethernet. Embedded WiFi modules USR-WIFI232-A2 support AP(access point) mode and STA (WiFi client) mode. User can use this embedded module to realize their WiFi application speedy.

 

Features of Cost-effective WiFi Modules USR-WIFI232-A2 

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 Embedded WiFi Modules USR-WIFI232-A2 

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 Embedded 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 Embedded 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 Low Cost WiFi Modules USR-WIFI232-A2 

images of serial UART WiFi Modules


Support PUSR Cloud

 

Wireless Parameters
CertificationFCC/CE
Wireless Standard802.11 b/g/n
Frequency Range2.412GHz-2.484GHz
Transmit Power802.11b: +20dBm (Max.)
802.11g: +18dBm (Max.)
802.11n: +15dBm (Max.)
Configurable
Receive Sensitivity802.11b: -89dBm
802.11g: -81dBm
802.11n: -71dBm
AntennaInternal: on-board antenna
Hardware Parameter
Data InterfaceUART: 300bps~460800bps
Ethernet: 10Mbps/100Mpbs
GPIOs
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
Network ProtocolTCP/UDP/ARP/ICMP/DHCP/DNS/https
Max. Client Number in TCP Server Mode32
User ConfigurationWeb server+AT command config
Client Application SoftwareClients can customize application software

 

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