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Embedded Vision: High-Speed USB Video Streaming

Architecting a Real-World Webcam Devices with DCMI, JPEG,DMA, and USB-HS

Complete Source Code Included

10+ hours of training content

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Go Beyond the Basics: Architect a Production-Ready USB Webcam on a Modern Microcontroller.

Are you an embedded systems engineer ready to tackle a project that moves beyond simple peripherals and into the complex world of high-throughput data pipelines?
Have you ever wondered what it truly takes to build a device that streams real-time video over USB, interfacing with multiple hardware accelerators and managing complex timing, just like a commercial product?
This course is your definitive guide.

This is not a short ‘how-to’ course. This is a professional-level masterclass designed for engineers who want to bridge the gap between intermediate-level projects and the architectural challenges of developing a high-performance, real-world embedded product.

This course is for you if:
  • ​You aim to develop the skills required for senior-level roles in embedded vision, IoT, and multimedia device development.
  • You are comfortable with microcontroller concepts.
  • ​You want to master the art of orchestrating multiple high-speed peripherals like DCMI, JPEG, DMA, and USB-HS, and hardware codecs.
  • ​You want to understand not just how to use a peripheral, but why specific architectural choices are made for performance and stability.

The Challenge: From Raw Pixels to a Universal Video Stream

Creating a plug-and-play USB webcam is one of the most demanding and rewarding projects in embedded systems. 

It requires a deep understanding of system architecture, where a torrent of data must be captured, processed, and streamed in real-time.

A single bottleneck, a misconfigured DMA channel, or a subtle cache coherency bug can bring the entire system to a halt.


In "Embedded Vision: High-Speed USB and Real-Time Streaming," we don't just show you the final code.

We guide you through the engineering journey of building this complex system, step-by-step, explaining the critical "why" behind every design decision.

Starting with a functional standalone digital camera, you will evolve the application, refactor its architecture, and solve the real-world problems that arise when pushing a microcontroller to its limits.
What You Will Master in This Course:

This is more than a project walkthrough; it's a curriculum in advanced embedded systems design, taught through a practical, hands-on case study.
1. Architecting High-Performance Data Pipelines:
  • Diagnose and Solve Bottlenecks: Understand why a simple Peripheral -> DMA -> Memory pipeline fails under high-speed conditions.
  • ​Implement Advanced DMA Chaining: Master the professional technique of using a DMA + MDMA chain with an intermediate SRAM line buffer to decouple real-time peripherals from slower external memory, eliminating data overruns.
2. Mastering the USB Device Stack and UVC:
  • Go In-Depth with the USB Video Class (UVC): Deconstruct the UVC framework from the ground up. Learn how descriptors, interfaces, terminals, and alternate settings work together to create a device that is instantly recognized by any modern PC.
  • Implement a Robust Host-Device Handshake: Write the interface code that handles requests from the host, allowing users to select different formats (MJPEG, YUY2) and resolutions on the fly.
3. Leveraging Hardware Accelerators for Real-Time Processing:
  • Hardware JPEG Encoding: Integrate the dedicated JPEG hardware accelerator to perform high-speed, low-power image compression, offloading millions of CPU cycles.
  • ​Hardware/Software Co-Design: Implement an optimized software-based color space conversion pipeline (using Look-Up Tables) to prepare raw camera data for the hardware encoder, a common pattern in professional product design.
4. Solving Critical Stability and Performance Issues:
  • Master Cache Coherency: This is a cornerstone of the course. We dedicate a full section to understanding and solving the data integrity problems that arise when the CPU's D-Cache and DMA controllers access shared memory. You will learn precisely when and why to use cache Clean and Invalidate operations to build a truly robust system.
  • ​MPU Configuration for Performance: Learn to use the Memory Protection Unit not just for security, but as a critical tool for defining memory attributes (Cacheable, Bufferable, Shareable) that are essential for system performance.
Core Technologies and Concepts Covered:
  • Peripherals: DCMI, DMA, MDMA, JPEG Codec, USB_OTG_HS
  • ​USB Stack: USB Device Library, USB Video Class (UVC) 1.1 Implementation
  • ​System Architecture: Producer-Consumer Models, Interrupt-Driven Design, Event-Driven State Machines
  • ​Memory Systems: SDRAM Interfacing, MPU Configuration, L1 Cache, Cache Coherency Management
      Elevate Your Skills. Build a Product, Not Just a Project.
      By the end of this course, you will have done more than just build a webcam. 

      You will have architected a complex, real-time multimedia device and mastered the advanced concepts that separate a functional prototype from a professional, production-ready product.

      These are the skills that define senior embedded systems architects and are in high demand across the industry.

      Enroll today and take the next major step in your engineering career.
           Guarantees
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          A little about me : Israel Ninsaw Gbati
          Some of you may have taken some of my embedded systems courses from other online platforms. 
          This is my private channel. 

          I have been writing embedded firmware for years, I have built embedded devices like consumer products and robotic arms.
          Till date I have 
          trained over 100,000 students in embedded
           firmware development online till date
          ...including third year undergraduate university students in-person.

          If you have taken any of my courses before you will know I start from the absolute basics, I do not assume that the student has any prior knowledge of the topic under discussion. You will also know that by the end of the course you understand the functions of every register used in developing the particular firmware or driver.

          This method is the same for all of my published embedded systems courses. 

          Our courses have been reviewed by 1000+ students
          Here are some of the reviews

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              Embedded Vision: High-Speed USB Video Streaming 
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              Micrium uC/OS-III RTOS Programming From Ground Up on ARM

              This course teaches you how to build real-time applications using Micrium's uC /OS-III, one of the most popular industry grade real-time operating systems for embedded systems.  

              The course gives a detailed overview of the characteristics of the uC/OS real-time kernel, provides a detailed tutorial of the API's to implement the various features of the uC/OS RTOS and then goes on to build some real-time projects .
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