DEV Community: Forlinx Jason

From Training to Edge: My End-to-End Workflow for Deploying YOLOv5 on RK3568

Forlinx Jason — Wed, 11 Feb 2026 05:32:54 +0000

The journey from a local training environment to real-time inference on embedded hardware can be a complex puzzle. I’ve just documented a complete pipeline for training a custom YOLOv5 model and successfully deploying it on the Rockchip RK3568 NPU.

The Workflow Highlights:
🛠️ Environment Setup: Navigating the specific Python 3.8/3.9 requirements for YOLOv5 and LabelImg on Windows 11.
🏷️ Dataset Engineering: Implementing a clean directory structure and YOLO-format annotation for high-quality training.
🔄 Model Transformation: Converting the PyTorch .pt weights into .onnx and finally into .rknn using the RKNN-Toolkit2 on Ubuntu 22.04.
🚀 Hardware Deployment: Compiling the C++ RKNPU2 demo and optimizing the post-processing headers for high-performance edge inference.

The result? A seamless transition from a standard PC environment to efficient, hardware-accelerated detection on an embedded development board.

Check out the full breakdown below! 👇
https://www.forlinx.net/industrial-news/yolov5-training-rk3568-rknn-deployment-guide-775.html

Achieving Device Communication via USB Virtual NIC on OK3588 (Linux 5.10.66 + Buildroot)

Forlinx Jason — Mon, 19 Jan 2026 08:32:58 +0000

🔌 Efficient and Low-Cost Device-to-Device Communication in Embedded Systems 🚀

In embedded system development, a stable, cost-effective, and easily deployable communication solution is key for rapid testing and integration. On the Rockchip OK3588 platform, we've implemented a USB-based networking solution that enables seamless TCP/IP communication between devices, without the need for additional Ethernet ports or complex switching equipment.

Key Features:

✅ USB NIC Virtualization: Automatically creates a virtual NIC (usb0) in Host/Device mode using the Linux USB Gadget mechanism.
✅ Cross-Platform Support: Facilitates collaboration between different platforms like OK3588 and RK3562.
✅ Fast Debugging & System Validation: Simplifies rapid prototyping, debugging, and remote maintenance.

🔧 Tested Modes:

Master-Slave Mode Switching: Easily toggle between Host and Device modes using simple commands.

Ping Connectivity: Reliable testing with Host and Device communication for inter-device testing.

This solution enables developers to quickly establish a communication network between embedded systems—accelerating development and product integration for real-world applications. Whether for debugging, system integration, or cross-platform collaboration, it's a game-changer for embedded network setups.

https://www.forlinx.net/industrial-news/ok3588-rk3562-usb-nic-communication-770.html

Guide to Porting and Configuring Nginx on OKMX6ULx Embedded Linux (Kernel 4.1.15)

Forlinx Jason — Mon, 12 Jan 2026 07:37:26 +0000

*🚀 Guide to Porting & Configuring Nginx on OKMX6ULx Embedded Linux
*
We recently tested Nginx (v1.8) on the OKMX6ULx Embedded Linux platform (Kernel 4.1.15). Nginx is a high-performance web server, reverse proxy, and load balancer, optimized for high concurrency and low memory usage.

Key Highlights:

✅ Yocto Compilation: Successfully compiled Nginx on imx6ull14x14evk, handling source path adjustments.
✅ Deployment: Packaged and transplanted Nginx to the development board seamlessly.
✅ Reverse Proxy Setup: Forwarded requests from Nginx to Tomcat 9, enabling efficient web service management.
✅ Load Balancing: Configured two Tomcat instances on ports 8080 and 8081 with Nginx upstream, ensuring traffic is balanced across services.

This workflow demonstrates how embedded developers can leverage Nginx for robust web services in constrained environments.

💡 Takeaway: Embedded platforms can handle high-performance web services with proper configuration, bridging industrial systems with modern web architecture.
https://www.forlinx.net/industrial-news/nginx-okmx6ulx-porting-768.html

Guide to TFTP Flashing the File System on Forlinx Embedded RK3568 Development Board

Forlinx Jason — Mon, 12 Jan 2026 06:40:26 +0000

🚀 TFTP Flashing Guide for Forlinx RK3568 Development Board

Efficient system flashing is critical during embedded Linux development and debugging. On the Forlinx RK3568 development board, flashing boot.img and rootfs.img via TFTP + U-Boot provides a fast, stable, and hardware-friendly workflow.

🔧 What this guide covers:

✅ U-Boot network environment configuration (MAC, IP, gateway)
✅ TFTP server setup and connectivity verification
✅ eMMC partition layout on RK3568
✅ Step-by-step flashing of boot.img and rootfs.img
✅ Practical tips for industrial-grade stability and scalability

💡 Why RK3568 + Forlinx?

🔹 Industrial-grade eMMC & power protection
🔹 Dual Gigabit Ethernet for low-latency flashing
🔹 SATA 3.0 & M.2 expansion without reflashing
🔹 Integrated 1 TOPS NPU for lightweight AI at the edge

This approach significantly shortens iteration cycles and is ideal for industrial control, smart devices, and edge computing projects.

👉 If you’re working with RK3568 or similar Rockchip platforms, this workflow is worth bookmarking.
https://www.forlinx.net/industrial-news/forlinx-rk3568-tftp-flash-guide-766.html

Memory Prices Soar Higher Than Gold: AI Demand Sparks Industrial DRAM Shortage

Forlinx Jason — Fri, 21 Nov 2025 05:13:33 +0000

*Memory Prices Surge Beyond Gold – AI Demand Reshaping the Industry
*

The industrial memory market is facing an unprecedented upheaval. DRAM prices have jumped 171.8% YoY, with DDR5 and NAND flash also seeing steep increases.

AI projects, such as large language model training, are consuming massive amounts of memory—sometimes accounting for 40% of global DRAM production. Manufacturers are shifting to high-bandwidth memory, reducing supply for standard industrial-grade modules.

This shortage is impacting industrial control, medical electronics, and networking sectors, making stable long-term memory supply more challenging than ever.

💡** Key Takeaways:**

✅ AI-driven demand is the primary driver of soaring memory prices
✅ Standard DDR4/DDR5 and NAND supplies are tightening
✅ Market volatility worsened by hoarding and agent manipulation
The memory market is in a structural transition, and companies must rethink procurement strategies to adapt.

https://www.forlinx.net/industrial-news/memory-prices-soar-ai-driven-dram-shortage-750.html

Implementation Scheme for I C Operation during Linux 4.9 System Startup on T507 Platform

Forlinx Jason — Wed, 19 Nov 2025 03:04:34 +0000

🚀 T507 I²C on Linux 4.9: Complete Guide for Developers

We’ve put together a comprehensive guide for engineers and embedded developers working with the T507 SoM:

✔ U-Boot phase I²C initialization
✔ Linux 4.9 kernel driver setup
✔ Device tree and bus configuration
✔ Practical C API examples for read/write operations
✔ Tips for reliable temperature sensor integration

Whether you’re writing kernel drivers or building user-space applications, this step-by-step approach simplifies I²C communication on the T507 platform.

🔗 Check out the full guide: https://www.forlinx.net/industrial-news/t507-linux-i2c-configuration-guide-749.html

Practical Guide: Connect and Configure an SPI Screen on the OK3568 Embedded Platform

Forlinx Jason — Fri, 14 Nov 2025 03:02:08 +0000

🚀 New Practical Guide: Connecting & Configuring an SPI TFT Screen on the OK3568 Platform

We’ve released a complete, engineer-friendly tutorial showing how to integrate the ST7735S 1.8" SPI LCD with the Forlinx OK3568 embedded platform — from wiring, device-tree configuration, kernel driver updates, to user-space framebuffer testing.

🔧 What’s inside:
• Accurate hardware pin-mapping (SPI + GPIO + BL)
• Device Tree patch for enabling spi0 with ST7735R driver
• Kernel FB_TFT driver activation + optimized init sequence
• Pixel offset handling, gamma tuning & rotation support
• A simple test app to verify framebuffer output

This solution enables a cost-effective, lightweight display interface for industrial control, portable terminals, and edge devices — and provides a solid base for future add-ons like touch or backlight control.

👉 If you need the patch or engineering support, feel free to reach out!
https://www.forlinx.net/industrial-news/rk3568-st7735s-spi-linux-tutorial-746.html

FET153-S SoM: Empowering PLC Intelligent Control Upgrade with Multi-core Performance and High Reliability

Forlinx Jason — Sat, 08 Nov 2025 08:13:02 +0000

🔧 FET153-S SoM: Multi-core Power for Next-Level PLC Control

In the era of Industry 4.0, Programmable Logic Controllers (PLCs) face increasing demands for real-time control, high-throughput data handling, and industrial-grade reliability.

The FET153-S SoM, powered by the Allwinner T153 processor, combines a 4-core Cortex-A7 for high-performance computing with an independent RISC-V E907 for real-time tasks. This multi-core heterogeneous architecture resolves the classic PLC challenge: balancing fast computation with precise control.

With full industrial interface support (Ethernet, CAN-FD, ADC, PWM, MIPI-DSI/CSI) and proven industrial reliability, the FET153-S SoM accelerates PLC project implementation while ensuring long-term stable operation.

Learn how this solution empowers intelligent control and industrial automation:
https://www.forlinx.net/industrial-news/fet153-s-som-plc-multi-core-industrial-controller-741.html

Porting of MobileNetV3 Model and Implementation of Handwritten Digit Recognition Based on OKMX8MP-C (Linux 5.4.70)

Forlinx Jason — Fri, 31 Oct 2025 05:29:20 +0000

🚀 Deploying MobileNetV3 on theOKMX8MP-Cfor Edge AI

In our latest technical case, Forlinx Embedded demonstrates how to train, quantize, and deploy the MobileNetV3 model using NXP’s eIQ Portal, achieving handwritten digit recognition on the OKMX8MP-C (i.MX8M Plus) platform.

This end-to-end workflow covers everything — from dataset import and model training to TensorFlow Lite quantization and deployment — showcasing how developers can efficiently implement lightweight AI inference on industrial ARM platforms.

✅ Tools used: eIQ Portal + TensorFlow Lite
✅ Platform: OKMX8MP-C SoM (NXP i.MX8M Plus)
✅ Application: Handwritten digit recognition

👉 Learn how edge AI can run smoothly even in industrial environments.
https://www.forlinx.net/industrial-news/mobilenetv3-imx8mp-handwritten-digit-recognition-740.html

Forlinx Embedded's SoMs Pass 24 Hour Aging Test for Reliable Delivery

Forlinx Jason — Wed, 29 Oct 2025 02:59:12 +0000

🚀 Forlinx Embedded SoMs Pass 24-Hour Aging Test for Reliable Delivery

At Forlinx Embedded, quality isn’t just a promise—it’s built into every step of production. Every SoM undergoes a continuous 24-hour aging test, simulating real-world conditions to catch early-stage issues and verify long-term stability.

Why it matters:
⚫ Early Failure Prevention: Screens out potential defects before products reach customers.
⚫ Performance Stability: Stress-tests CPU, GPU, NPU, memory, and eMMC for reliable operation.
⚫ Quality Consistency: Ensures all boards, across batches, meet the same high standards.

This rigorous approach reflects our commitment to customer trust and product reliability. Beyond the burn-in test, SoMs undergo signal integrity, temperature, EMC, and full-function tests, ensuring every module meets our strict quality standards.

https://www.forlinx.net/industrial-news/739.html

At Forlinx, reliability is the lifeline of embedded products—and it shows in every board we ship.

In-depth Explanation of Allwinner T153 Processor: A Cost-effective Industrial Chip

Forlinx Jason — Fri, 24 Oct 2025 08:08:40 +0000

🚀 Introducing the Allwinner T153 – a cost-effective industrial chip designed for intelligent industry!

With its multi-core heterogeneous architecture (Quad-core Cortex-A7 + RISC-V real-time coprocessor), the T153 delivers both high performance and real-time control. Its rich interfaces, industrial-grade reliability, and flexible software ecosystem make it ideal for:

✅ Industrial automation & PLCs
✅ Power monitoring & new energy solutions
✅ Robotics & intelligent manufacturing

Forlinx Embedded has launched the FET153-S SoM, enabling faster product development and shorter time-to-market.

Explore how T153 can accelerate your industrial projects!
https://www.forlinx.net/industrial-news/allwinner-t153-industrial-processor-738.html

IndustrialAutomation #EmbeddedSystems #AllwinnerT153 #FET153S #SmartIndustry #IoT #IndustrialIoT

Common Problems and Troubleshooting Strategies During the Development of Forlinx Embedded Allwinner Series SoMs

Forlinx Jason — Wed, 22 Oct 2025 07:25:30 +0000

🚀 Troubleshooting Forlinx Embedded Allwinner SoMs Made Easy

Forlinx Embedded has been collaborating with Allwinner Technology since 2019, launching 7 industrial-grade SoMs like FETT507-C, FETA40i-C, and FET153-S.

During development, engineers often face interface and signal issues. Our practical troubleshooting guide covers:

🔹Power & boot issues – check FEL signals, supply, and reset
🔹I2C / SPI / UART / RS485 communication – ensure correct wiring, pull-ups, and drivers
🔹USB, SDIO, LVDS & Ethernet – verify connections, signal integrity, and impedance
🔹Audio & CAN bus – confirm I2C/I2S communication and matching resistors

With structured troubleshooting, your SoM development becomes faster and more reliable. Learn from our experiences and accelerate your embedded projects!