Hi-link 2.4G/5G WiFi5 Gigabit Ethernet OPENWRT Cummunication Router WIFI Module HLK-RM50 Support Linux Embedded Secondary Development Kit
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Price$27.71
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
2.1 Majoy Parameter
| Project | Parameter | Remarks |
| Module type | HLK-RM50 | |
| Master chip | SF19A2890 | |
Dominant frequency | 1GHz | |
Internal storage | DDR3 256MB | |
| Flash | 16MB | |
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 |
| Encapsulation | 2*50PIN BTB board-to-board connector | |
| Dimensions | 50*60mm (without cooling case) |
2.2 Technical Specifications
| Module | Model | HLK-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 Sensitivity | 802.11b: -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 opening | Gigabit network port *5 (100M/1000M adaptive) | ||
| USB | USB2.0*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 | ||
| Temperature | Operating 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 configuration | Web 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.
