There has been a rumor circulating that the STM32 hardware I2C design has bugs, and it is better not to use it, as software I2C is more reliable. For a long time, to avoid unnecessary trouble, I have never used hardware I2C, mainly because software I2C is also quite convenient and can be used on … Read more
STM32 and 51 microcontrollers are two common series of microcontrollers, which differ in hardware architecture, performance characteristics, and programming methods. However, from the perspective of C language programming, I believe they are quite similar. Let’s compare their programming characteristics: 51 & STM32 STM32: STM32 is a 32-bit microcontroller based on the ARM Cortex-M core, featuring … Read more
Keil and IAR microcontroller programming software are currently two of the most widely used microcontroller programming tools. There are certain differences in their usage. In this article, I will explain the detailed method of creating an STM32 project using IAR programming software, hoping that everyone can gain something from this article. STM32 is a very … Read more
In embedded system development and some fun electronic projects, using C language to control a buzzer to play simple scores is a very interesting practice. It allows hardware to “sound”, adding lively audio effects to our creations. Today, let’s delve into how to achieve this fun functionality. 1. Working Principle of the Buzzer Buzzers are … Read more
Click the blue text to follow and learn embedded systems! Students often ask me if a certain microcontroller uses Keil for program design. In fact, this question requires consulting the official information of the relevant microcontroller, as any microcontroller will have some programming development environment provided by the official after its release. Otherwise, how would … Read more
A microcontroller is a programmable device that simplifies hardware design and enhances product functionality, with the program being the soul of the microcontroller.Currently, slightly more complex electronic products are centered around microcontrollers, supplemented by various peripheral circuits to meet different functional requirements.The programming of microcontrollers can be achieved through assembly language and C language. 1Characteristics … Read more
Follow Us By Clicking The Blue Text Abstract With the development of smart home technology, home security risks have attracted attention. To reduce risks and achieve real-time monitoring and alarms, we designed a smart anti-theft alarm system based on the 51 microcontroller. This system uses the STM32 microcontroller as the main control unit, employing infrared, … Read more
In the workplace, what is the most direct and efficient way to report work to leaders? Of course, it’s through a graphical interface! A graphical interface can better express the logical thinking of a program design, making it clear at a glance. Today, I would like to share a professional and comprehensive embedded debugging toolset: … Read more
Follow+Star Public Account Number, don’t miss out on exciting content Author | strongerHuang WeChat Public Account | strongerHuang Generally speaking, programming on microcontrollers is done in assembly or C language, while using C++ for development is rare. So, can C++ be used for microcontroller development? The answer is definitely yes. Below, based on Keil and … Read more
This is about building a simple smart home system. I have created a small box for this smart home system, aimed at providing a convenient way to control regular household appliances, allowing control of lights, water heaters, fans, doors, air conditioners, etc., when connected to the internet via a mobile phone. The hardware components of … Read more