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- 2026-09-30
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HaiLingKe HLK-RM58S User Manual
The HLK‑RM58S is a low‑cost embedded UART‑WiFi module that converts serial data to wireless network traffic. It supports IEEE 802.11a/b/g/n, dual‑band operation, STA/AP modes, and includes an AT‑command set for configuration and data transmission.
This user manual provides a product overview, technical specifications, pin descriptions, interface definitions, detailed AT‑command usage, example code, firmware upgrade procedures (both serial and network), factory reset instructions, and Bluetooth data‑transparent operation. This manual is written in Chinese.
Covers: Product Overview · Product Features · Product Package · Technical Specifications · Pin Introduction · Interface Definition
Latest 海凌科电子 manuals
HaiLingKe HLK-RM58S User Manual
User Manual 32 pages · 1.7 MB · ZHThe manual details features, specifications, pinout, AT commands, configuration, firmware upgrade and Bluetooth use for the HLK‑RM58S UART‑WiFi module.
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 海凌科电子 manuals
How can I restore the HLK‑RM58S to factory settings?
Press and hold the ES0 key on the board for 6 seconds to reset the module to its factory defaults.
How do I upgrade the firmware over the network?
Run the HLK‑RM58S_wifi.exe tool, enter the module’s IP address, and start the upgrade; the program will show “Updatefinish!” when successful.