General description The WIFI232-B2 is an embedded 802.11 b/g UART WiFi module designed to connect traditional serial devices and MCU-controlled devices to a WiFi network for control and management. It features an Ethernet port and enables mutual data transmission among WiFi, serial, and Ethernet connections. Technical specifications Converts UART (3.3V TTL) to WiFi or Ethernet Supports server/client, UDP server/client, HTTPS client, Virtual COM Supports Modbus RTU to Modbus 1 TTL Serial Port supporting data rates of up to 460.8 Kbps 32 simultaneous client connections to Soft AP interface Supports 802.11b/g wireless standard Supports IP/UDP network protocol Supports UART/GPIO/Ethernet data interface Supports STA/AP/AP+STA mode Supports router and bridge mode External antenna version Supports transparent transmission mode Provides AT+ instruction set for configuration Provides a user-friendly web configuration page Supports heartbeat signal and WiFi connection indication Supports UART