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
Note: 1. The newly added document mainly explains how to monitor task scheduling performance through the SAFECheckpoints feature of SafeRTOS, in order to allocate task priorities and plan task processing times more reasonably. 2. Efficient implementation of task priority allocation and task functionality requires a significant amount of practical experience accumulation. (1) For example, the … Read more
👩💻 [Unveiling the RTOS World] A Deep Dive into the Five States of Tasks, Enabling You to Master the Art of Embedded Scheduling! 👋 Have you ever wondered how smart devices like smartwatches, drones, and robotic vacuum cleaners manage various tasks in their “brains”? Today, we will explore the “Five Brothers of Task States” in … Read more
When it comes to embedded real-time operating systems (RTOS), names like FreeRTOS and uC/OS may come to mind. However, many may not be aware of the domestic embedded operating systems available. Below, I will introduce several mainstream domestic embedded operating systems, which are also embracing the development of the Internet of Things (IoT) and transforming … Read more