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Industrial Serial TTL UART to Wifi Module with On-board Antenna
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Buy it now include $25 shipping cost. |
Unique Features
1.DHCP and DNS
2.Built-in Webpage
3.Supports Httpd Client
4.Modbus RTU to Modbus TCP
Wifi Module Download
User Manual: USR-WIFI232-A2
Evaluation Kit: USR-WIFI232-2EV2
Client Support Center: submit your ticket at h.usriot.com If you have technical problems about the product.
Wifi Module Introduction
USR-WIFI232-A2 is an embedded 802.11 b/g/n wifi module. It can connect traditional serial device and MCU controlled device with wifi network to realize control and management.The Module has an Ethernet port. It can realize mutual data transmission among wifi, serial and Ethernet.
Wifi Module Feature
- 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)
Wifi Module 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: +17dBm (Max.) | |
| 802.11g: +16dBm (Max.) | ||
| 802.11n: +15dBm (Max.) | ||
| Configurable | ||
|
Receive Sensitivity
|
802.11b: -89dBm | |
| 802.11g: -76dBm | ||
| 802.11n: -74dBm | ||
|
Antenna
|
Internal: On-board antenna | |
| 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/HTTP | |
|
Max. Client Number in TCP Server Mode
|
32 | |
|
User Configuration
|
Web Server+AT command config | |
|
Client Application Software
|
Clients can customize application software |
Built-in Webpage
Wifi Module Images
| 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 | Internal: on-board antenna |
| 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/HTTP |
| Max. Client Number in TCP Server Mode | 32 |
| User Configuration | Web server+AT command config |
| Client Application Software | Clients can customize application software |
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User Manual
[User Manual] USR-WIFI232-A2 User Manual V6.0 | download
[Datasheet] USR-WIFI232-A2 Datasheet | download
[AT Command] USR-WIFI232-A2&B2-AT-Command-Set_V1.0.0 | download
[User Manual] USR-WIFI232-A2-Hardware-Manual_V1.0.0 | download
Development File
[Demo Code] TCPIP Demo Code | download
[PCB Library] USR-WIFI232-A2, B2 PCB Library File | download
[Development Doc] Usrlink Fast Networking Protocol Instruction and Demo | download
Application Software
[USR-VCOM] USR-VCOM_V3.7.2.527_Setup | download
[USR-TCP-Test] Testing Software | download
[USR-TCP-Test_android] Testing Software | download
[USR-WIFI-AT Command Software] | download
[Settings Utility] USR-WIFI232-A2 Settings Utility | download
Product Certificates
[Certificate] WIFI High Performance CE FCC ROHS WEEE Certificate | download
[Certificate] Certificates and Test Reports for USRIOT WIFI Series | download
[CE Certificates] CE-Certificates-serial-to-wifi | download
[TELEC Certificates] USR-WIFI232-A2-TELEC | download
Company File