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Description
Luckfox Lyra Plus Development Board Product Overview
The Luckfox Lyra Plus is a micro Linux development board from LUCKFOX based on the Rockchip RK3506G2 chip. Built on a 22nm process， the Luckfox Lyra Plus Development Board features a triple-core Arm Cortex-A7 (1.2GHz) processor and an Arm Cortex-M0 real-time core in a heterogeneous multicore architecture, supporting SMP and AMP configurations. It is equipped with 128MB DDR3L memory and 256MB SPI NAND Flash. Luckfox Lyra Plus Development Board Compared to the standard Luckfox Lyra, the Plus version adds a 10/100Mbps Ethernet port (RJ45) , and supports a MIPI DSI 2-lane display interface (up to 1280×800@60Hz), 2 × USB OTG2.0 ports, and 24 Rockchip Matrix IO pins. With compact dimensions of 72×21mm, Luckfox Lyra Plus Development Board is widely used in IoT devices, smart audio, smart displays, industrial control, and educational applications.
Luckfox Lyra Plus Development Board Key Features
Heterogeneous Multicore Processor Architecture: Powered by the Rockchip RK3506G2 processor built on a 22nm process， integrating a triple-core Arm Cortex-A7 32-bit core (1.2GHz) and an Arm Cortex-M0 MCU real-time core. The Cortex-A7 cores feature an integrated VFP (Vector Floating-Point Unit) supporting single and double-precision floating-point operations; the Cortex-M0 core supports SMP and AMP configurations for multi-core operation.
Large Storage Capacity: Onboard 128MB DDR3L memory for multi-core application needs. Onboard 256MB SPI NAND Flash (W25N02KV chip), allowing users to choose between Flash or TF card as the storage medium.
10/100M Ethernet Port: The Plus version integrates an RJ45 Ethernet port with CH182H2 10/100M Ethernet PHY chip， meeting wired network connectivity requirements.
MIPI DSI Display Interface: Onboard MIPI DSI 2-lane interface, supporting up to 1280×800@60Hz resolution for easy driving of large displays. Supports 10.1-DSI-TOUCH-A by default, and is compatible with official Luckfox, Raspberry Pi, and Waveshare DSI screens.
Rockchip Matrix IO Flexible Pins: Provides 24 Rockchip Matrix IO pins sharing 98 multiplexed functions, allowing flexible configuration of PWM, UART, I2C, SPI, and I2S functions. Supports RMII Ethernet interface.
High-Speed USB Interfaces: Equipped with 2 × USB OTG2.0 ports， supporting Type-C power supply and program flashing. Onboard USB MX1.25 4P connector for USB Type-A conversion via adapter cable.
Audio/Video Codec Capability: Built-in audio/video codec supporting multiple audio inputs and outputs for high-quality audio playback and recording.
Rich Onboard Resources: Includes USB Type-C port (power and flashing), BOOT button (press on power-up to enter download mode), RESET button, Micro SD card slot, and ACT-LED user indicator.
Luckfox Lyra Plus Development Board Applications
The Luckfox Lyra Plus Development Board is widely used in:
IoT Devices: Low-cost, low-power IoT gateways and sensor nodes
Smart Audio Devices: High-quality audio playback and recording with built-in codec
Smart Display & HMI: Driving 1280×800 resolution displays via MIPI DSI for industrial HMI and smart home control panels
Industrial Control: Triple-core Cortex-A7 + Cortex-M0 heterogeneous architecture for both high-performance computing and real-time control
Education & Development: Supports Buildroot and Ubuntu 22.04 with comprehensive SDK and open-source resources
Edge Computing & Prototyping: Compact 72×21mm size for easy embedding into product prototypes
Luckfox Lyra Plus Development Board Key Advantages
Heterogeneous Multicore for Performance and Real-Time: Triple-core Cortex-A7 (1.2GHz) handles high-performance applications and Linux, while Cortex-M0 handles low-latency real-time control tasks, supporting SMP and AMP configurations.
Integrated 10/100M Ethernet Port: The Plus version adds an RJ45 Ethernet port， meeting the wired networking needs of industrial control and IoT applications.
MIPI DSI Display Interface for Large Screens: Onboard MIPI DSI 2-lane interface supporting up to 1280×800@60Hz – a rare display interface among micro Linux development boards.
Rockchip Matrix IO for Flexible Configuration: 24 pins sharing 98 multiplexed functions for flexible PWM, UART, I2C, SPI, and I2S configuration.
Onboard 256MB Flash – Ready to Use: Onboard 256MB SPI NAND Flash for out-of-the-box use without additional TF cards. Also retains TF card slot for dual storage media flexibility.
22nm Advanced Process for Low Power: Built on 22nm process for efficient power control while maintaining performance.
Comprehensive Software Ecosystem: Supports Buildroot and Ubuntu 22.04 with customized images, comprehensive SDK, and open-source resources.
High Cost-Performance Linux Platform: Offers a complete Linux development environment at an extremely competitive price.
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FAQ
1 What is the Luckfox Lyra Plus Development Board
It is a micro Linux development board from Luckfox based on the Rockchip RK3506G2 chip. Its main highlight is the onboard Ethernet port making it perfect for network centric embedded development.
2 What is the processor architecture of Luckfox Lyra Plus Development Board
It features a heterogeneous multi core design with a tri core Arm Cortex A7 running at 1.2Ghz and an Arm Cortex M0 MCU supporting SMP and AMP configurations along with an integrated floating point unit.
3 What are the memory and storage configurations
It has 128MB of DDR3L RAM onboard. The default storage is 256MB of SPI NAND Flash and it also has a Micro SD card slot for storage expansion.
4 What is the main upgrade of the Plus version compared to the standard version
The biggest upgrade is the direct integration of a 10/100M adaptive Ethernet port with an RJ45 connector allowing for wired networking without additional modules.
5 How many versions are available for Luckfox Lyra Plus Development Board
There are two versions available which are the Luckfox Lyra Plus without headers and the Luckfox Lyra Plus M version with yellow pin headers pre soldered.
6 What main peripheral interfaces are onboard
It features dual USB OTG2.0 ports a MIPI DSI 2 lane display interface and 24 Rockchip Matrix IO pins supporting 98 multiplexing functions.
7 What is the advantage of the Luckfox Lyra Plus Development Board IO pin multiplexing
With the Matrix IO design the 24 pins can be flexibly configured into 98 different functions including PWM UART I2C SPI and I2S providing great flexibility for peripheral circuit design.
8 Does Luckfox Lyra Plus Development Board support audio functions
Yes it does. It features a built in audio and video codec supporting multiple audio input and output channels for high quality audio recording and playback.
9 What applications are suitable for Luckfox Lyra Plus Development Board
It is ideal for embedded Linux projects requiring network connectivity such as IoT gateways industrial control equipment smart home hubs and audio video interactive terminals.
10 How to flash the system onto the Luckfox Lyra Plus Development Board
It can be connected to a PC via USB and flashed into the onboard 256MB NAND Flash using the official SDK and programming tools. It can also boot Linux directly from a Micro SD card.