# NanoPi R4S

#### URLs

Hardware

- [https://www.friendlyelec.com/index.php?route=product/product&product\_id=284](https://www.friendlyelec.com/index.php?route=product/product&product_id=284)
- [https://wiki.friendlyelec.com/wiki/index.php/NanoPi\_R4S#Essentials\_You\_Need](https://wiki.friendlyelec.com/wiki/index.php/NanoPi_R4S#Essentials_You_Need)

FriendlyWRT

- [https://wiki.friendlyelec.com/wiki/index.php/FriendlyWrt](https://wiki.friendlyelec.com/wiki/index.php/FriendlyWrt)

#### Install OS

- Download: [http://download.friendlyelec.com/NanoPiR4S](http://download.friendlyelec.com/NanoPiR4S)
- File: rk3399-sd-friendlywrt-23.05-docker-20231031.img.gz

##### Flash Utility

- dd
- win32diskimager
- [balenaEtcher](https://etcher.balena.io/)

##### First Boot

- Account: root / password (empty password in some versions)
- Web: 
    - http://friendlywrt/
    - http://192.168.2.1/

#### Hardware SPEC.

- SoC: Rockchip RK3399 
    - CPU: big.LITTLE，Dual-Core Cortex-A72(up to 2.0GHz) + Quad-Core Cortex-A53(up to 1.5GHz)
    - GPU: Mali-T864 GPU，supports OpenGL ES1.1/2.0/3.0/3.1, OpenCL, DX11, and AFBC
    - VPU: 4K VP9 and 4K 10bits H265/H264 60fps decoding, Dual VOP, etc
- PMU: RK808-D PMIC, cooperated with independent DC/DC, enabling DVFS, software power-down, RTC wake-up, system sleep mode
- RAM: 1GB DDR3/4GB LPDDR4
- Flash: no Onboard eMMC
- Ethernet: one Native Gigabit Ethernet, and one PCIe Gigabit Ethernet
- USB: two USB 3.0 Type-A ports
- Pin header extension interface 
    - 2x5-pin header: SPI x 1, I2C x 1
    - 4-pin header: USB 2.0
- microSD Slot x 1
- Debug: one Debug UART, 3 Pin 2.54mm header, 3V level, 1500000bps
- LEDs: 1 x power LED and 3 x GPIO Controlled LED (SYS, LAN, WAN)
- others: 
    - 2 Pin 1.27/1.25mm RTC battery input connector
    - one User Button
    - one 5V Fan connector
- Power supply: DC 5V/3A, via USB-C connector or Pin header
- PCB: 8 Layer, 66 mm x 66 mm
- Temperature measuring range: 0℃ to 80℃