Serial TTL UART to Wi-Fi Module ■ ■ ■ USR-WIFI232-B2 Serial Wi-Fi module This is an embedded 802.11 b/g/n Wi-Fi module Which can connect traditional serial device and MCU controlled device with Wi-Fi network to realize control and management. It can realize bidirectional transparent data transmission between serial and Wi-Fi network with simple setup. ■ ■ ■ TTL UART to Wi-Fi ■ 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 ■ Support Built-in Web page ■ Support Httpd Client and WEB IO function ■ Support DHCP and DNS ■ Support transparent transmission mode ■ Provide AT+ instruction set for configuration ■ Support heartbeat signal and Wi-Fi connection indication ■ Support UART auto-frame function ■ Support HTTPD client ■ Support Similar RFC2217 ■ Support web page to serial ■ Support firmware upgrade via web page Specifications Wireless Parameters Wireless Standard Frequency Range Transmit Power Receive Sensitivity Software Parameter Wireless Network Type Security Mechanism Encryption Type Work Mode Transparent transmission Serial command mode Setting Command Network Protocol Max. TCP Connection User Configuration Hardware Parameter Web Server+AT command UART: 300bps-460800bps Data Interface Working Voltage Working Current Working Temp Storage Temp Size Accessories Antenna More External antenna Jinan USR IOT Technology Limited Tel: 86-531-88826739 Email: sales@usriot.