Key facts
- Manuals
- 1
- Languages
- ZH
- Last added
- 2026-09-29
Featured ZLMCU manuals

ZLMCU ZLAN1003/ZLAN1043/ZLAN1043N User Manual
The ZLAN1003/ZLAN1043/ZLAN1043N series are IoT single‑chip solutions with integrated 10 M/100 M Ethernet, UART interfaces and configurable I/O. The chips provide built‑in TCP/IP conversion, Modbus gateway, HTTP, MQTT and P2P capabilities, allowing rapid development of networked devices without custom firmware.
The manual includes an overview, pin definitions, hardware design guidelines, functional description, working modes, debugging procedures, advanced Modbus features, registration/heartbeat packets, HTTP client functions, P2P communication, parameter configuration, firmware upgrade, electrical characteristics, package dimensions and after‑sales support information. This manual is written in Chinese.
Covers: Overview · Pin Definition · Hardware Design Guidance · Functional Description · Working Modes and Protocol Conversion · Device Debugging
Latest ZLMCU manuals
ZLMCU ZLAN1003/ZLAN1043/ZLAN1043N User Manual
User Manual 69 pages · 2.6 MB · ZHUser manual for the ZLAN1003, ZLAN1043 and ZLAN1043N IoT single‑chip solutions covering features, hardware design, configuration and troubleshooting.
Which document do I need?
User Manual
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in ZLMCU manuals
What interfaces are provided by the ZLAN1003 series?
The chip includes a 10 M/100 M Ethernet interface with integrated PHY, a normal‑speed UART, a high‑speed UART and configurable I/O pins.
Does the ZLAN1043 series support Modbus gateway functionality?
Yes, ZLAN1043 and ZLAN1043N support Modbus gateway features, including ModbusRTU‑to‑ModbusTCP conversion and both stored and non‑stored modes.
