Introduction
USR-WIFI232-A is an embedded 802.11 b/g/n wi-fi module, which provides a wireless interface to equipment with a serial interface for data transfer. The module can work as TCP client/TCP server/UDP to send data from WiFi to serial or serial to WiFi. It is easy to transmit data in LAN or for remote server.
Feature
- Support 802.11b/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 internal antenna
- Support transparent transmission mode
- Support AT+ instruction set for configuration
- Support friendly web configuration page
- Support heartbeat signal and wifi connection indication
- Support UART auto-frame function
- Single +3.3V power supply
- FCC/CE/RoHS/TELEC certificated
Parameter
Category | Parameter | Value |
| Wireless Parameters | Certification | FCC/CE/ROHS/TELEC |
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: -89 dBm | |
| 802.11g: -81dBm | ||
| 802.11n: -71dBm | ||
Antenna | Internal: On-board antenna | |
| Hardware Parameters | Data Interface | UART: 300bps~460800bps |
| Ethernet: 100Mpbs | ||
| GPIOs | ||
Operating Voltage | 3.3V(+/-5%) | |
Operating Current | 170mA ~300mA | |
Operating Temp. | -40°C ~ 85°C | |
Storage Temp. | -40°C- 125°C | |
Size | 25mm x 40mm x8mm | |
| Software Parameters | Wireless Network Type | Station/AP Mode |
Security Mechanism | WEP/WPA-PSK/WPA2-PSK | |
Encryption Type | WEP64/WEP128/TKIP/AES | |
Work Mode | Transparent transmission, serial command | |
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 | Support clients to customize application software |
Networking Mode
1.AP Mode
2.STA Mode
3.AP+STA Mode
Application
1.Wireless Control
2.Remote Management
Certificate
Shipping ways
- Southeast Asia, Mid East and Australia: Egypt, Israel, Pakistan, Turkey, India, Singapore, Thailand, New Zealand ect. We choose DPEX or ARAMEX. It may take 7-15 days.
- Russian Federation: we only send orders by EMS or CPAM. It will take 20-45 days.
- South America: Brazil, Chile, Peru, Argentina, Columbia ect. We choose EMS or CPAM for shipping.It will take 20-45 days. If you really need DHL, please contact us.
- North America and Most of Europe: We choose DHL, except cities that DHL can not reach. It will take 7-10 days.
Return/refund policy
- If you get a defective item and you do not like the item we send to you, Please contact us within 5 days after you receive your order. item must be returned with its original packaging and accessories.Customer is responsible for shipping charges of returned item.We will refund the money to you when we get the returned item. Or we can send you a new one according to your demand.
- if item is lost in the transportation, we will fully refund to you.
Jinan USR IOT Technology Limited has been focusing on IOT and M2M field for more than 6 years. We offer networking products
such as serial device server, Ethernet module/server, GPRS DTU, WIFI module and remote relay. We have professional R&D
teams for hardware and software, phone APP and server. And we can provide OEM & ODM service for clients.Our company has
rich experience in system solutions such as smart home system, intelligence fire, agricultural network,temperature and humidity
acquisition, industrial control, attendance, entrance guard system and remote control.
- Service: 2 years guarantee, and professional technical staff help.
- Supply ability: We usually have 3000-5000 units in stock for urgent orders.
- Capacity: 50K/week, can meet the demand of most enterprises application.
- Lifetime: At least 5 years for each device, can still produce just if you need.
- Cooperation: Welcome the cooperation with distributors all over the world.