服务热线
4000-255-652
1 Port RS485 Ethernet Device Servers $45.00
2 x RS232/RS485 Ports $58.00
4 x RS485 Ports $95.00
RS232/RS485 $41.00
2xRS232/RS485/RS422 $61.00
Serial to 4G LTE Modem $77.00
RS232/485 to 4G | WAN/LAN | APN/VPN $126.00
Rs485 to cellular modems $77.00
TI Cortex M0 Processor $10.00
TI Cortex M0 Processor $11.00
TI Cortex M4 Processor $19.00
Product Name:UART WiFi Modules | Serial to WiFi Modules
USR-WIFI232-B2 are UART WiFi Modules, embedded serial to 802.11 b/g/n WiFi modules with external antennas. UART WiFi Modules USR-WIFI232-B2 connect traditional serial devices and MCU controlled devices with WiFi network to realize control and management. The module has 1 Ethernet port that can realize mutual data transmission among WiFi, serial and Ethernet.
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
External 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: 280 meters (open horizon, 3dbi antenna)
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
AP Mode
STA Mode
AP+STA Mode
Wireless Parameters | |
Certification | FCC/CE |
Wireless Standard | 802.11 b/g/n |
Frequency Range | 2.412GHz-2.484GHz |
Transmit Power | 802.11b: +20dBm (Max.) 802.11g: +18dBm (Max.) 802.11n: +15dBm (Max.) Configurable |
Receive Sensitivity | 802.11b: -89dBm 802.11g: -81dBm 802.11n: -71dBm |
Antenna | External: I-PEX connector |
Hardware Parameter | |
Data Interface | UART: 300bps~460800bps Ethernet: 10Mbps/100Mpbs GPIOs |
Working Voltage | 3.3V (+/-5%) |
Working Current | AP: 169mA (average), 305mA (peak) STA: 164mA (average), 197mA (peak) |
Working Temp. | -40°C ~ 85°C |
Storage Temp. | -40°C- 125°C |
Size | 25mm x 40mm x8mm |
Software Parameter | |
Wireless Network Type | Station/AP mode |
Security Mechanism | WEP/WPA-PSK/WPA2-PSK |
Encryption Type | WEP64/WEP128/TKIP/AES |
Work Mode | Transparent transmission mode, serial command mode |
Setting Command | AT+ instruction set |
Network Protocol | TCP/UDP/ARP/ICMP/DHCP/DNS/https |
Max. Client Number in TCP Server Mode | 32 |
User Configuration | Web server+AT command config |
Client Application Software | Clients can customize application software |
Monday to Friday 8:30-18:00 in Beijing time. Message us online for a quick response when we are on-work. Or you can leave a message. Our sales will contact you as soon as possible. You can get free technical support & professional support for your project on our technical support h.usriot.com. Get in touch with us via email at sales@usriot.com. We want to help with any questions you have.
We will deliver goods as soon as possible after we received the order. The order generated on weekend and holidays will be handled after back. We ship the goods with the following carriers TNT, DHL, FedEx, UPS, shipping agent.
We provide one year's warranty of modules and two year's warranty of cellular routers, cellular modems, serial device servers for any reason. If you believe the item is defective and under warranty, please submit a Return or Exchange request on the product's support page, or contact us at support@usriot.com.
Copyright © Jinan USR IOT Technology Limited All Rights Reserved. xml Sitemap