The device is made of SIM300 module and 430 microcontroller, and is controlled by mobile phone text messages. One message is executed and deleted. If the previous message is not deleted, the following...
I spent a month writing a system based on the Cool Learning STM32 development board (Summer V1.4), named Cool System Q-OS. The Cool System is a program framework based on FreeRTOS+FatFS+ST library+bot...
:victory::victory::victory::victory: android4.0 Android engineers have already done it, but I want to play with it myself. So I did it myself and recorded the process. Download the android4.0.3 r1 ver...
[i=s] This post was last edited by Circuit Art on 2016-12-12 11:55 [/i] To thoroughly understand thermocouples, go here → [url=https://ezchina.analog.com/thread/14861]https://ezchina.analog.com/thread...
[size=16px][b]Recently, I am studying the video "Teacher Guo Tianxiang Learn 51 Single Chip Microcomputer and C Language in 10 Days". At the end of Lesson 9, I have a homework: let the two-digit digit...
We are entering a new era where people are increasingly affordably equipped with more electronic gadgets. Electronics have become essential to our lives. For example, the average consumer now owns ...[Details]
Have you ever heard stories about "crazy appliances"? Think of microwaves that turn on automatically or ovens that preheat without any human input? With radios and electromagnetic interfaces ubiqui...[Details]
With the prevalence of online conferencing, live streaming, and voice communication in gaming, high-quality audio input devices are becoming increasingly important. To this end, XMOS, an expert in ...[Details]
Since the beginning of the 21st century, with the rapid development of my country's urban and rural economies and the improvement of people's living standards, more and more people have begun to ow...[Details]
Generally not, but there are exceptions. For example, a torque motor controller with three-phase output voltage imbalance can cause current imbalance, similar to a phase loss. However, only two pha...[Details]
Recently, I received a request to use OK1028A-C to output PWM square wave. However, I found that there was no relevant instructions on the OK1028 platform, so I started writing this article.
A...[Details]
On August 19, Huawei's Executive Director and Chairman of the Device BG, Richard Yu, shared a Weibo post about a conversation he had with a Zunjie S800 owner. The owner had driven over 5,000 kilome...[Details]
What is the difference in response time when the output uses cyclic refresh and direct refresh?
The time required from when the PLC receives an input signal to when the PLC outputs a con...[Details]
As systems become increasingly used in industrial environments, industry safety requirements, as well as national and international safety regulations, need to be constantly updated to ensure a saf...[Details]
The World Conference (WC 2025) recently opened in Shanghai. This year's event, covering over 70,000 square meters for the first time, attracted over 800 exhibitors, showcasing large models, AI term...[Details]
LiDAR technology continues to improve how robots and autonomous systems perceive, react, and operate safely in a variety of environments. While the technology has been around for decades, recent ...[Details]
1. One-way starting control circuit
1. Circuit operation analysis
1) Close the power switch QS and press the start button SB2. The contactor coil KM is energized, the normally open ...[Details]
Recently, a friend asked in the background: the recently released Yangwang U8L uses the RoboSense M1P, a long-range LiDAR, for its lateral LiDAR, while the Zunjie Wenjie series uses a TOF solid-sta...[Details]
Many automakers use 0-60 mph acceleration as a selling point for electric vehicles. It's the most direct indicator of a vehicle's power. This 0-60 mph acceleration is crucial for electric vehicles,...[Details]
1. Linear Motor Classification
1. Flat linear motor
The core of a flat linear motor is mounted on a steel lamination structure, which is then attached to an aluminum backing plate. The la...[Details]