Embedded Systems

🟡 Open-Source High-Resolution POV Display based on ESP32 The project focuses on utilizing the Persistence of Vision (POV) principle to create a high-resolution POV display capable of showing images and animations. It employs an ESP32 module as the main controller, with two rotating arms each containing 64 LEDs, resulting in a total resolution of 128 pixels. The circuit utilizes components like shift registers, MOSFETs, and hall effect sensors, regulated by an AMS1117 (a popular voltage regulator). The ESP32 handles display synchronization and control, while the PCB design includes provisions for sensor integration. More information: 🔗 The main article 😹 The GitHub repository 📺 The YouTube video #projects #esp32

🤖 ONE: Open-Source Self-Balancing Unicycle Robot ONE is a self-balancing unicycle robot project based on IMU technology and STM32 microcontrollers. The core of the system is orchestrated by two PWM channels for motor control, two timers dedicated to encoder data retrieval, and several Analog-to-Digital Converter (ADC) channels facilitating the capture of analog gyro and accelerometer data. Within the repository, you'll discover the firmware source code tailored for STM32 microcontrollers alongside detailed 3D models of the mechanical structure. While the circuit board schematics have is missing, the underlying circuitry remains straightforward and would not be a challenge for a skilled electrical engineer. ⛓ More information... #projects #robots

📷 Raspberry Pi Unveils AI Camera Kit at Embedded World 2024 Raspberry Pi unveiled its latest innovation at the Embedded World 2024 conference: the AI Camera kit. Featuring a Raspberry Pi Zero 2 W paired with a 12MP Sony IMX500 sensor, this kit offers a 76-degree field of view for AI-based computer vision projects. Furthermore, the sensor itself incorporates an onboard processing unit for various neural network models, offloading computational tasks from the 1 GHz quad-core Arm Cortex A53 CPU found in the Raspberry Pi Zero 2 W. Demonstrated capabilities include real-time person tracking at 30 fps, showcasing the kit's impressive performance despite its compact size. With 200mm of flat flex cables included, the kit ensures compatibility with all Raspberry Pi models, making it an accessible option for developers seeking to integrate AI capabilities into their projects. ⛓ More information... #news #raspberry

➕ The cheatsheet of modern C++ language This 😹 GitHub repository houses a handy cheatsheet for modern C++ programmers, detailing key language features and library enhancements introduced in versions C++11, C++14, C++17, and C++20. From fundamental concepts like move semantics and lambda expressions to advanced functionalities like coroutines and designated initializers, this resource covers a wide spectrum of topics. Whether you're a beginner learning the ropes or an experienced developer looking to stay updated, this cheatsheet serves as a quick reference for leveraging the power of modern C++ in your projects. ⛓ More information... #programming

🕹️ Open-Source Space Mouse for Fusion 360 This is a project born out of the creator's curiosity about 3D-modeling and the desire for seamless navigation across different workstations. It explores the fusion of hardware and software to create a custom input device tailored for CAD applications like Fusion 360. Features of the device: ➡️ Incorporates a 3-axis joystick design with a low-resolution magnetometer and neodymium magnets mounted on a spring system for intuitive control. ➡️ Implements emulation of mouse and keyboard inputs, allowing for the execution of orbit and pan functions within Fusion 360. ➡️ Features shortcut buttons for quick access to essential functions such as returning to the home view and fitting the view to the screen. Whether you are a hobbyist or professional, this project presents a creative solution for enhancing workflow efficiency in Fusion 360 and serves as a gateway to exploring the intersection of programming, electronics, and CAD. More information: 🔗 The main article 😹 The GitHub repository 📺 The YouTube video #projects #tools #3d_modeling

👩‍💻 Modern C Development Environment This article offers a detailed walkthrough on establishing a modern development environment tailored for C/C++ projects utilizing Docker containers. It addresses challenges in setting up environments from scratch and provides solutions for efficient development workflows. What You Will Learn: ➡️ Setting up 👩‍💻 Docker containers for C/C++ development. ➡️ Integrating 👩‍💻 Visual Studio Code with Docker containers. ➡️ Establishing build systems and performing code formatting/static analysis using clang tools. ➡️ Implementing unit testing with Unity and Ceedling. ➡️ Configuring 😹 GitHub workflows for continuous integration. The step-by-step guide empowers developers to establish robust development environments, enhancing productivity and code quality in your projects. Finally, the article equips readers with a practical resource — a special repository containing the components discussed in the article. With its help, developers can explore and implement the concepts presented in the text effectively. More information: 🔗 The main article 😹 The GitHub repository #projects #articles #software #tools

🪪 NanoS3 - The Smallest ESP32 development board (Open-Source) Meet NanoS3, the epitome of compact power in the world of development boards. At a mere 28 x 11mm, this ESP32-S3 module redefines versatility and performance, packing a punch with its dual 32-bit Xtensa LX7 cores running at up to 240MHz, complemented by a RISC-V Ultra Low Power Co-processor. Features of the board: ➡️ Dual 32bit Xtensa LX7 cores @ up to 240MHz ➡️ RISC-V Ultra Low Power Co-processor ➡️ 2.4GHz WiFi - 802.11b/g/n & BLE 5.0 ➡️ 8MB QSPI Flash ➡️ 8MB of extra QSPI PSRAM ➡️ ULTRA LOW Deep Sleep Current ➡️ Native USB + USB Serial JTAG ➡️ 27 GPIO With a UF2 bootloader and pre-installed CircuitPython, firmware updates are hassle-free. Whether you prefer MicroPython, ESP-IDF, or Arduino IDE, NanoS3 supports your preferred programming environment. Explore the special repository, offering 3D STEP files, KiCAD symbols and footprints, reference designs, schematics, and pinout cards. NanoS3 empowers makers, innovators, and enthusiasts to dream big in a compact footprint. More information: 🔗 The official website 😹 The GitHub repository #boards #esp32

🔃 CppUTest – unit testing and mocking framework for C/C++ CppUTest is a popular unit testing framework primarily used for Test-Driven Development (TDD) in C and C++ projects. It's specifically designed for embedded and resource-constrained systems, but it's also suitable for general software development. CppUTest offers various features: ➡️ Support for setting up and tearing down test fixtures, allowing for the isolation of tests and the management of test environments. ➡️ Offers a wide range of assertion macros for validating expected behavior and outcomes in tests. ➡️ Capability for creating mock objects and mock-based tests. ➡️ Provides with a test runner utility for executing test cases and reporting test results. ➡️ Integration with popular build systems like CMake and Make. In summary, CppUTest gives teams an opportunity to unlock the potential for streamlined development workflows and heightened code reliability. More information: 🔗 The project's page 😹 The GitHub repository #libraries #programming

🧠 BitNetMCU - Implement neural networks even on the cheapest microchips! BitNetMCU presents an exciting journey into the fusion of machine learning and embedded systems, offering valuable insights into the implementation of neural networks even on the most modest piece of hardware. Features of the project: ➡️Utilizes quantization aware training and fine-tuning techniques to achieve over 99% accuracy on tasks like MNIST. ➡️Operates efficiently within strict memory constraints, with algorithms designed to run on any microcontroller. ➡️Employs a 🐍 PyTorch-based training pipeline for versatility and ease of use. ➡️Implements an 👩‍💻 Ansi-C inference engine for seamless portability across different microcontroller platforms. To sum up, this project provides a gateway to deeper understanding in electronics, AI, and machine learning, empowering individuals to create innovative solutions for real-world challenges in IoT, edge computing, and beyond. More information: 🔗 The main article 😹 The GitHub repository #projects #libraries #artificial_intelligence #machine_learning

🤖 Diablo - Self-Balancing Wheeled-Leg Robot The Diablo is a very interesting robot with a unique combination of agility and style. Powered by six powerful direct-drive motors, Diablo offers unparalleled power, smooth action, and energy efficiency. Specifications of the robot: ➡️Stand Dimensions: 528 × 366 × 491 mm ➡️Maximum load while standing: 4 kg ➡️Working Voltage: 28-32V ➡️Rated Speed: 115 rpm The robot boasts an open SDK and comprehensive ROS2 Foxy support. With an extensive documentation, Diablo fosters for collaboration and exploration in robotics. Features of the robot: ➡️Standing, squatting, and creeping modes ➡️Less than 49 dB noise ensures minimal disruption ➡️Up to 4 hours in creeping mode In conclusion, Diablo stands as a testament to innovation in robotics, offering a high level of agility, versatility, and performance. Whether for researchers, developers, or enthusiasts, Diablo opens doors to endless possibilities in robotics exploration and development. ⛓ More information... #robots

🪪 M4 Chip by Apple: Redefining AI Performance This week Apple has unveiled their new M4 chip. This event signifies a significant advancement in semiconductor design, particularly in the realm of AI-centric processing. Features of the chip include: ➡️Utilizes cutting-edge 3-nanometer architecture ➡️Boasts a formidable 10-core GPU ➡️Processes 38 trillion operations per second ➡️50% increase in CPU performance compared to the M2 ➡️23% improvement over the M2 in machine learning tasks Benchmark scores exceeding 3,800 points position the M4 ahead of Intel's Core i9-14900KS, marking a substantial leap forward in computing prowess. With its innovative features, the M4 chip has the potential to reshape computing norms and steer the course of AI integration across various platforms and contexts. ⛓ More information... #news