Original from WeChat Official Account | Embedded Column “Circular queue” and “message queue” are widely used in the embedded field, and experienced embedded software engineers are likely familiar with them. However, beginners often have related questions. Today, I will share some content about “circular queues” and “message queues”. Circular Queue A circular queue is a … Read more
What is python-ds? First, let’s understand what python-ds is. Python-ds is a Python library designed to simplify and enhance data structure operations. It provides a rich set of data structures, including linked lists, stacks, queues, graphs, hash tables, and more, along with methods for operating on these structures, greatly reducing the workload of manually implementing … Read more
Wu Jianying Microcontroller Development Board Address Shop:【Wu Jianying’s Shop】 Address:【https://item.taobao.com/item.htm?_u=ukgdp5a7629&id=524088004171】 μC/OS-II maintains all information of an event control block through the OS_EVENT data structure defined in uCOS_II.H [Program Listing L6.1], which is the event control block ECB mentioned at the beginning of this chapter. This structure not only includes the definition of the event itself, … Read more
Queue Characteristics A queue can hold a limited number of data units of a defined length. The maximum number of units that a queue can hold is referred to as the queue’s “depth”; this depth and the size of each unit must be set when the queue is created. Typically, queues are used as FIFO … Read more
01 Fundamentals of Real-Time Operating Systems (RTOS) Real-Time Operating System (RTOS) is an operating system (OS) designed to provide real-time application processes with data, typically without buffering delays. The key factors in an RTOS are minimal interrupt latency and minimal thread switching latency. The value of an RTOS lies in its response speed or predictability, … Read more
Click “Read the original text” to access more VxWorks resources VxWorks provides several different mechanisms for inter-task communication. The different methods available include: Semaphores Semaphores are the primary means of synchronization between tasks in VxWorks. There are three different types of semaphores: binary semaphores, counting semaphores, and mutex semaphores. Binary semaphores are used for simple … Read more