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Overview of the product's key features and capabilities, including connectivity, protocols, and configurations.
Lists the necessary materials and equipment required before operating the serial port server.
Details the procedures for connecting network cables, serial ports, and power supplies to the device.
Guides on setting up the network test environment for device configuration and verification.
Details the default IP address, subnet mask, gateway, and other parameters set at the factory.
Provides steps to test data transmission using network and serial port assistants.
Compares different product models in the series based on type, connections, working modes, voltage, and size.
Explains the meaning of different indicator lights on the device for power, link, TXD, and RXD.
Provides the physical dimensions of the device, including length, width, and height.
Details the pin assignments and functions for power, indicators, serial ports, and reset.
Describes how to install the device using a guide rail or positioning holes.
Covers essential parameters like SN code, model, firmware version, and MAC address.
Explains the two methods for obtaining an IP address: static assignment and dynamic DHCP.
Describes how DNS translates domain names to IP addresses and its configuration.
Details various network communication modes including TCP Server, TCP Client, UDP Server, and UDP Client.
Explains UDP Client mode for connectionless, transaction-oriented data transfer.
Covers HTTP client mode for GET/POST requests and rapid serial-to-HTTP communication.
Details how to connect to a standard MQTT server using client mode.
Explains settings for baud rate, data bits, parity check, and stop bits for serial communication.
Covers advanced settings like protocol distribution, reconnection, and timeout restart functions.
Details the device's behavior when network connections are lost and how it attempts to reconnect.
Explains the timeout restart feature for maintaining long-term stable operation.
Describes the short connection function for saving server resources, typically in multi-client scenarios.
Details how the device handles received serial data in a buffer before network connection.
Explains serial and network heartbeat packets for monitoring connection status.
Allows sending registration packets to identify data sources or link origins.
Enables and customizes network AT commands for device parameter control.
Facilitates direct Modbus RTU and TCP protocol transfer, discarding non-Modbus data.
Supports multiple Modbus TCP hosts, handling bus occupancy scheduling and conflict resolution.
Stores repeated read instructions to improve multi-host request processing and response speed.
Allows automatic polling of RTU device registers with pre-configured instructions for faster response.
Automatically polls instructions and uploads data to the server in client modes.
Explains how to access and use the built-in web server for device configuration and parameter management.
Details the procedure to reset the device to its original factory default settings.
Allows querying and modifying device parameters using AT commands.
Guides users on using the dedicated software tool for device configuration and parameter modification.
Explains the use of random native ports in client modes for faster connection reestablishment.
Provides step-by-step instructions for upgrading the device's firmware remotely via the upper computer.
Provides contact information, support details, and company overview.
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General