VxWorks is a high-performance real-time operating system widely used in embedded systems, and its network programming capabilities rely on a powerful network protocol stack that supports standard protocols such as TCP/IP and UDP.VxWorks‘s network programming interface is highly compatible with the POSIX socket API, allowing developers to use familiar functions such as socket(), bind(), sendto(), … 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
Overview of Semaphores in VxWorks 7 In real-time operating systems (RTOS), semaphores are an important synchronization mechanism used to manage resource access and task synchronization in a multitasking environment.VxWorks 7 provides various types of semaphores to meet different application scenario requirements, mainly including: • Mutex Semaphores: Ensure mutual access to shared resources. • Binary Semaphores: … Read more
The UOS system enters the BusyBox interface due to an abnormal shutdown. When starting the computer, the screen goes black and displays “usbhid 3-4:1.0: couldn’t find an input interrupt endpoint.” It’s quite frustrating…After consulting with official customer service, a solution was provided. I recorded it and am sharing it here for those who encounter the … Read more
Follow the public account below for more hot news The Ubiquitous BusyBox: How to Create a Minimal Linux Environment with It What is BusyBox BusyBox combines commonly used UNIX utility programs into a single executable file, providing an efficient and space-saving solution. Common tools such as ls, cp, cat, echo, mount, ps, etc., can all … Read more
As we all know, embedded devices typically have limited storage and resources. This is where BusyBox, a command system for embedded devices, comes into play. BusyBox is characterized by its powerful functionality while occupying a small storage capacity. Today, I will introduce how to download and compile BusyBox for your embedded device. Introduction to BusyBox … Read more
BusyBox Technical Guide: The Swiss Army Knife of Embedded Systems 1. Core Introduction The Swiss Army Knife of Embedded Development Tools BusyBox is like a digital Swiss Army knife, condensing over 300 commonly used Linux tools (such as ls, grep, vi, etc.) into a single executable file of about 2MB. It was born in 1996 … Read more
Follow and star our public account for direct access to exciting content! [Image] Source: Technology Makes Dreams Greater Author: Li Xiaoyao Introduction to FreeRTOS InterruptsAny interrupt service routine that calls interrupt-safe FreeRTOS API functions can use the highest interrupt priority. Do not call interrupt-safe FreeRTOS API functions from any interrupt with a priority higher than … Read more
Delay Functions Classification of delay functions: Relative delay: vTaskDelay Absolute delay: vTaskDelayUntil Relative delay Absolute delay Relative delay means that each delay starts from the task execution function vTaskDelay() and ends after the specified delay time. Absolute delay means that the task calls the vTaskDelayUntil() function at fixed intervals, in other words, the task executes … Read more
Follow and star our public account, to access exciting content ID: Technology Makes Dreams Greater Author: Li Xiaoyao FreeRTOS provides two system delay functions: the relative delay function vTaskDelay() and the absolute delay function vTaskDelayUntil(). Relative delay means that each delay starts from the execution of the task function vTaskDelay() and ends after the specified … Read more