OpenWRT
OpenWrt 是適用於嵌入式裝置的一個Linux發行版。 相對原廠韌體而言，OpenWrt 不是一個單一、靜態的韌體，而是提供了一個可添加軟體套件的可寫的檔案系統。這使使用者可以自由的選擇應用程式和組態，而不必受裝置提供商的限制，並且可以使用一些適合某方面應用的軟體套件來客製化你的裝置。
NanoPi R4S
URLs
Hardware
- https://www.friendlyelec.com/index.php?route=product/product&product_id=284
- https://wiki.friendlyelec.com/wiki/index.php/NanoPi_R4S#Essentials_You_Need
FriendlyWRT
Install OS
- Download: http://download.friendlyelec.com/NanoPiR4S
- File: rk3399-sd-friendlywrt-23.05-docker-20231031.img.gz
Flash Utility
- dd
- win32diskimager
- balenaEtcher
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℃