First Encounter with bareboxHey, I’ve been experimenting with embedded booting recently, and I was captivated by a project called barebox. It is not just a simple follower of U-Boot; it inherits the spirit of U-Boot while also drawing on the design philosophy of the Linux kernel. Written in C and managed with kbuild/Kconfig for configuration, … Read more
In modern computing, multithreaded programming is a common technique that allows programs to execute multiple tasks simultaneously, thereby improving efficiency and responsiveness. In C, we can use the POSIX Threads (pthread) library to implement multithreaded programming. This article will introduce the fundamentals of multithreading in C and demonstrate with example code. 1. What is Multithreading? … Read more
The Ultimate Weapon for Embedded Developers In the field of embedded systems, the bootloader is a critical bridge connecting hardware and the operating system. As the modern successor to U-Boot, Barebox (formerly known as “Das U-Boot v2”) is redefining the possibilities of embedded bootloaders with its innovative design philosophy and developer-friendly features. It not only … Read more
Applications of C Language in Operating Systems: Processes and Threads In modern operating systems, processes and threads are two very important concepts. They are the foundation for achieving concurrent execution and improving program performance. In this article, we will delve into how the C language is used to create and manage processes and threads, demonstrating … Read more
Dear embedded development enthusiasts, are you often overwhelmed by various low-level drivers, hardware abstractions, and system porting? Do you find embedded development inefficient, lengthy, and downright frustrating? Next, we introduce StratifyOS, allowing you to experience the “smooth” pleasure of embedded development! What is StratifyOS? In simple terms, StratifyOS is a powerful real-time operating system (RTOS) … Read more
Content Overview This book provides an in-depth and systematic explanation of the key points and challenges in advanced programming with VxWorks, particularly focusing on POSIX programming, I/O systems, and network application programming, along with numerous practical programming tips. Additionally, it offers detailed insights into new technologies and excellent features that have emerged in VxWorks. The … Read more
Content Overview This book is one of the “VxWorks Developer’s Guide Series”: the VxWorks Programmer’s Guide, translated from the technical documentation “VxWorks Programmer’s Guide” by Wind River. Main topics include: Introduction to VxWorks, fundamentals of operating systems, POSIX standard interfaces, input/output interface technologies, local file systems, usage of target debugging tools, C++ development techniques, flash … Read more
Click on the above “Mechanical and Electronic Engineering Technology” to follow us 1. API In Linux system programming, file read and write involve a series of standard POSIX APIs. Here are some commonly used file operation-related APIs and their detailed descriptions: open() Function The open() function is used to open a file and returns a … Read more
Did you know that there are operating systems for computers other than Microsoft’s Windows? Some of you may have used Apple’s MacBook, which runs on macOS instead of Windows. Apart from these two, there is another well-known yet not-so-famous operating system in the world. It is well-known among IT professionals, but not commonly encountered by … Read more
StratifyOS is not just a simple embedded operating system; it is a comprehensive real-time operating system (RTOS) tailored for ARM Cortex-M microcontrollers, aimed at simplifying the development process and fully leveraging the powerful performance of Cortex-M processors. This article will delve into the core features, advantages, and application scenarios of StratifyOS. Lightweight Yet Powerful Real-Time … Read more