- Feature: 1. For Cortex‑M3 MCU with 2MB flash memory and 128KB SRAM, using for FreeRTOS operating system 2. Support TCP / UDP / MQTT / HTTP / WebSocket protocol with stable performance 3. Support RS485 to 10/100M Ethernet conversion, the serial speed can be up to 460800 bps 4. Support 10/100M Ethernet auto‑negotiation and heartbeat and relay packet function 5.
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