Description
is is an industrial-grade integrated 802.11b/g/n module, which can realize TTL serial port, WiFi, and Ethernet port bi-directional transparent transmission. It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, UART to HTTPD Client, etc.
Specifications
Product Description–Embedded module
Power supply–DC 3.3V (±5%)
Power supply method–Pin header
Dimensions(L × W × H)–25.00×40.00×8.00mm
Communication
Ethernet–10 / 100M auto-negotiation (Connection via pin header)
WIFI–802.11b/g/n compliant
Serial port–UART
Wireless Specification
Frequency Band–2.412 ~ 2.484 GHz
Wireless network–Station / AP / AP+Station Mode
Security mechanism–WPA-PSK / WPA2-PSK
Encryption type–TKIP / AES
Transmitting power
–802.11b: +19dBm (Max.@11Mbps)
–802.11g: +18dBm (Max.@54Mbps)
–802.11n: +17dBm (Max.@HT20, MCS7); +17dBm (Max.@HT40, MCS7)
Receiving sensitivity
–802.11b: -89dBm (@11Mbps)
–802.11g: -81dBm (@54Mbps)
–802.11n: -73dBm (@HT20, MCS7); -71dBm (@HT40, MCS7)
Serial Specification
Baudrate–300 ~ 460800 bps
Parity bit–none, odd, even, mark, space
Data bit–5 ~ 9 bits
Software
Protocol–TCP / UDP / ARP / ICMP / DHCP / DNS / HTTP / MQTT
Configuration–host, web browser, serial AT command
Communication method–TCP/IP direct communication, VCOM
Operating mode–Transparent transmission, serial command, HTTPD Client, Modbus TCP to Modbus RTU
Environment Requirement
Operating temperature– -40℃ ~ 85℃
Humidity range– 5% ~ 95% relative humidity
Package Content
UART-WIFI232-B2 x1
IPX 2.4G 2DB x1
Development Resources
https://www.waveshare.com/wiki/UART-WIFI232-B2