🍊1. Technical Entry Difficulty: Microcontroller + RTOS is Easier to Get StartedMicrocontroller + RTOS (e.g., STM32 + FreeRTOS) Advantages: Low Hardware Resource Threshold: You can get started with a development board costing only a few hundred yuan (e.g., STM32F103), with memory requirements in the KB range, suitable for beginners. Simplified Development Process: Focuses on hardware … Read more
I am Lao Wen, an embedded engineer who loves learning.Follow me, and let’s become better together! The Memory Copy Function memcpy memcpy is short for memory copy, which means copying memory. We often use it when writing C programs. Its function prototype is as follows: void *memcpy(void *dest, const void *src, size_t n); Its function … Read more
As the school season approaches, a suitable laptop is an essential piece of equipment for college life. However, with a plethora of models available, how can one balance aesthetics, performance, and portability while perfectly meeting professional needs? Don’t worry! This guide will help you avoid pitfalls by considering factors such as gender preferences, professional scenarios, … Read more
Nanosuspensions (NS) are considered dispersions of drug particles with a particle size of less than 1ÎĽm (most commonly 200-500nm) that are stabilized by adding suitable polymers and/or surfactants. By dispersing drugs into nanoscale particles, nanosuspensions significantly increase the specific surface area of the drug, thereby promoting drug dissolution and significantly improving its release performance and … Read more
In the current era of intelligent driving sweeping the globe, cameras have become one of the essential core sensors in automotive perception systems. They not only provide vehicles with the ability to “see” but also offer foundational data support for subsequent AI model recognition and decision-making. Although we use the cameras on our phones or … Read more
With the development of the smartphone market, user demands for mobile screens are continuously increasing. In recent years, OLED screens have gradually become the preferred choice for major smartphone manufacturers, while the once-dominant LCD screens are being phased out. This shift is driven by deeper reasons, which this article will analyze from four aspects. 1. … Read more
Just by looking at the title of this article, many friends will immediately guess which phone it is, as this phone attracted many iPhone users to switch to Huawei back in the day and has since become a significant player in the market.This is the Huawei Mate 20, a blockbuster phone from 2018, known for … Read more
The LCD (Liquid Crystal Display) technology is continuously evolving, now encompassing various shapes and sizes, each designed to meet specific application needs. This guide explores four unique LCD screen shapes—circular, triangular, bar, and square—and details their respective characteristics, manufacturing considerations, and primary applications across industries. 1. Circular LCD Screens Overview: Circular LCD displays break away … Read more
SPRS series The SPRS series modular multi-channel power controller combines control modules and power modules to accurately control the temperature of heating equipment. With power distribution control capabilities for up to 36 units, it enables efficient power management. Various control methods and alarm functions are also fully equipped. Awards and Honors The Autonics power controller … Read more
There are many methods for microcontrollers to drive LCDs, and numerous examples available online. However, among the thousands of examples, which one is your “no.1”? Today, I will share an object-oriented approach to driving an LCD with a microcontroller. Overview of LCD Types Before discussing how to write an LCD driver, let’s first understand the … Read more