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Your cart is empty. Built-in industrial-grade transparent transmission firmware V3.0, reliable and stable, WEB interface configuration;
Based on ESP-M2 high-performance WiFi module, overall size: 34mm×17mm×4mm;
Power supply voltage: 4.5V~6.0V, TTL voltage: 3.3V (compatible with 5.0V);
Lead pins: STATE, TXD, RXD, EN;
Average current: 80mA; 170mA when WiFi data is sent; 20μA in deep sleep mode;
Support serial port AT commands;
Support reprogrammable, OTA firmware upgrade;
Serial port and WiFi data real-time seamless transparent transmission;
Built-in HTTP Web Server, support web page configuration of various parameters;
WiFi supports three modes: AP, STA, AP+STA;
Support automatic reconnection in WiFi STA mode, TCP Automatic reconnection in Client mode;
Serial port supports setting baud rate, data bit, parity, stop bit, and packet time;
Support baud rate (bps): 300/600/1200/2400/4800/9600/19200/38400/57600/74800/115200/
230400/460800/921600/1843200/3686400;
Support AP enable, custom SSID/password, custom IP and network segment, etc.;
Automatically scan surrounding hotspots, support STA enable, DHCP, custom IP and network segment, etc.;
Support TCP Server, TCP Client, UDP Server, UDP Client and UDP LAN broadcast;
Remote server address supports automatic DNS domain name resolution;
Support viewing status through AT commands;
Introduce IO4 to represent WiFi status.
Working temperature range: -40℃-125℃;
Application scenarios: smart home, wireless data collection and transmission, smart car control, wireless serial port printer, outdoor LED lights, industrial control, etc.
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