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Hi-link HLK-RM50 WiFi5 Gigabit Routing Module Wireless Routing Gateway Support Linux Embedded Secondary Development OPENWRT

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1. Product Introduction


1.1. Overview

HLK-RM50 is a high-performance and highly integrated WiFi5 routing module launched by Hi-Link Electronics, which integrates 2.4G/5G RF transceiver, supports 802.11a/b/g/n/ac, supports 5 gigabit

routing network ports, supports USB2.0, UART, I2C, PWM, GPIO and other interfaces. It has the characteristics of small volume, high transmission rate and wide coverage.

1.2. Product Features

  • Dual-core MIPS CPU, up to 1GHz

  • Supports IEEE 802.11a /b/g/n/ac protocol

  • 2.4G band supports 20/40MHz bandwidth with a maximum speed of 300Mbps

  • The 5G band supports 20/40/80MHz bandwidth with a maximum speed of 866Mbps

  • 5G band external independent FEM, stronger signal, wider coverage

  • Supports Five Gigabit network ports

  • Supports both STAandAP working modes

  • Built-in TCP/IP protocol stack

  • Supports Over-the-air Upgrade (OTA)

  • 5V power supply



2. Block Diagram 

image

2.1 Majoy Parameter

ProjectParameterRemarks
Module typeHLK-RM50
Master chipSF19A2890

Dominant

frequency

1GHz

Internal

storage

DDR3 256MB
Flash16MB

Operating temperature

-20℃ ~ 60℃
Storage environment-20℃ ~ 85℃, < 90%RH

Power supply range

RF_5V:4.8V~5.2V

SYS_5V:4.5V~5.5V

To achieve the best RF performance,

it is recommended that RF_5V and

SYS_5V be powered separately
Encapsulation2*50PIN BTB board-to-board connector
Dimensions50*60mm (without cooling case)


2.2 Technical Specifications

ModuleModelHLK-RM50

Wireless parameter

Wireless

standard

IEEE 802.11 a/b/g/n/ac

Frequency range

2.412GHz-2.484GHz 5.180GHz-5.825GHz

Transmitted power

802.11b: +19±1dBm (11M)802.11a: +19±1dBm (54M)
802.11g: +18±1dBm (6M) 802.11n: +19±1dBm (MCS7)
802.11g: +18±1dBm (54M) 801.11ac:+18.5±1dBm (MCS8)
802.11n: +17±1.5dBm (MCS7) 801.11ac:+18±1dBm (MCS9)
Receive Sensitivity802.11b: -79dBm (11Mbps)802.11a: -71dBm (54M)
802.11g: -71dBm (54Mbps) 802.11n: -70dBm (HT20, MCS7)
802.11n: -69dBm (HT20, MCS7) 802.11n: -67dBm (HT40, MCS7)
802.11n: -67dBm (HT40, MCS7) 802.11ac: -65dBm (VHT20, MCS8)

802.11ac: -62dBm (VHT40, MCS9)

802.11ac: -58dBm (VHT80, MCS9)

Antenna

form

IPEX Generation connector *4

Hardware

parameter

Hardware interface

UART、I2C、PWM、GPIO


Net openingGigabit network port *5 (100M/1000M adaptive)
USBUSB2.0*1

Working voltage

5.0V

GPIO drive capability

Max:10ma

Working current

RF power supply≥1.5A@5.0V

SYS power supply≥2.5A@5.0V


TemperatureOperating temperature: -20℃~60℃

Storage temperature: -40℃~85℃

Package size 

50*60mm (without cooling case)

Software

parameter

Wireless network type

STA/AP

firmware upgrade

Web page upgrade

networking protocol

IPv4, TCP/UDP
user configurationWeb configuration

3. Enter The Configuration Web Interface


Connect the network port of the computer to the LAN port of the module, open the computer browser, enter 192.168.16.254, and enter the web page login interface, enter the user name: root, password: admin, and then click the login button to enter the configuration interface.


4. Set WIFI Hotpot Name

After entering the web configuration interface, click Network, select Wireless, and enter the wifi configuration interface.


In this interface, you can see the wifi name and mac address of 2.4g and 5.8g, click the edit button to enter the corresponding configuration interface.




After entering the WiFi configuration interface, click Wireless Security, select the encryption method, set the wireless password, click Save and exit this page.

After setting the parameters, click the Save andApply button, and if the configuration is displayed, the setting is successful. 5G WiFi configuration method is the same as 2.4G.




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