Specifications
CPU
Model: Rockchip RK3566 Number of Cores: Quad-core ARM Cortex-A55 Frequency: 4 x Cortex-A55 up to 1.8GHz
NPU
Support 1T
RAM
1GB/2GB LPDDR4/LPDDR4X
Connectivity
Ethernet: Native Gigabit Ethernet, RTL8211F chip PCle Gigabit Ethernet, RTL8111H chip
Storage
Flash: 0GB/32GB eMMC MicroSD Slot: support UHS-I(SDR104)
USB Host
USB 3.0: USB 3.2 Gen 1 Type-A USB-C: Power(5V) & DATA
Audio input/output Port
Speaker connector
Debug Serial Port/UART0
Debug UART, 3 Pin 2.54mm header, 3.3V level, 1500000bps
Video output
MIPI-DSl: 30-Pin FPC connector HDMI 2.0 Type-A
Button
MASK Button for eMMC flashing via USB-C User Button Power Button
LED
SYS LED(Red) WAN LED(Green) LAN LED(Green)
RTC
RTC Battery: 2 Pin 1.27/1.25mm RTC battery input connector for low power RTC IC HYM8563TS
Power
USB-C, 5V/2A input
Working temperature
0 °C to 70°c
Kernel version
Linux-6.1-LTS U-boot-2017.09
OS Support
Alpine Linux Buildroot Debian 12 Core Debian 11 Desktop FriendlyCore 20.04 Friendlywrt 21.02 FriendlyWrt 23.05 FriendlyWrt 24.10 OpenMediaVault Proxmox VE Ubuntu 20.04 Desktop Ubuntu 24.04 Core
Overview
The FriendlyElec NanoPi R3S-LTS is a Rockchip RK3566-based edge gateway router from FriendlyElec's NanoPi R Series. Every specification in the table above is transcribed from the manufacturer's own technical data for this exact model.
It ships with FriendlyElec's FriendlyCore (Ubuntu) and FriendlyWrt (OpenWrt) images plus Android options, so the board is usable as an industrial controller, an edge-AI node or a network appliance without a bring-up cycle. Onboard eMMC, an M.2 expansion socket and a 2.54 mm GPIO header make it straightforward to integrate into a product enclosure.
Key Benefits
Rockchip SoC platform with a proven Linux BSP. Onboard eMMC + microSD for a robust, card-less root filesystem. M.2 and GPIO expansion for NVMe, Wi-Fi or cellular add-ons. FriendlyCore / FriendlyWrt / Android images maintained by the vendor. Industrial operating range for embedded and edge deployments.
Applications
Software-defined router and firewall appliances, VPN and SD-WAN edge gateways, IoT data concentrators, network-attached-storage nodes, and multi-WAN industrial networking where 2.5GbE uplinks are required.
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