Ew11 | Firmware

For further assistance, consult the official EW11 Hardware Manual and the manufacturer’s support portal. Always test firmware changes in a non-production lab environment first. 1.0 Last Updated: 2026-04-14 Applicable Hardware: EW11, EW11-01, EW11-MTCP Related Standards: IEEE 802.3, RFC 793 (TCP), Modbus Application Protocol Specification v1.1b3

A: Normally no – user parameters (IP, serial baud, etc.) survive. But major version upgrades (e.g., 1.x → 2.x) often require a factory reset. Always backup first. ew11 firmware

AT+VER Expected response: +VER: EW11_V1.2.8, Build: May 15 2024 For further assistance, consult the official EW11 Hardware