[size=14px]After experiencing various delays, I finally received the NXP Rapid IoT that I had been looking for on the last working day of 2018. According to the plan, the first week was to do a prelim...
In some applications, it is necessary to select and hot swap the higher voltage of two power supplies and produce a regulated output from the selected supply. If there is only one input supply, the ci...
I have a question. When the SPWM wave generated by the 200HZ sine wave and the 20KHZ triangle wave passes through a 400HZ low-pass filter, why does the restored sine wave fluctuate?...
I want to use operating systems, such as uCOS, FreeOS, VC's multithreading, etc., but I don't understand some concepts very well.Is the time slice of each thread fixed? If it is fixed, sometimes the t...
The SNMP network management board uses the RTL8019AS 10M ISA network card chip to access the Ethernet. The advantages of choosing it are: NE2000 compatibility, good software portability; simple int...[Details]
The STM8L152XX series has an on-chip segment LCD driver, which provides a guarantee for low-cost applications and high-density system design. By using the on-chip LCD driver module, the overall p...[Details]
I just happened to have a few locked M8s, and I guess even RESET was disabled, so these chips can no longer be restored through the download line. In order to reduce losses (the current online price ...[Details]
Volkswagen also wants to develop software and will invest $9 billion in the future. The number of Volkswagen's software engineers will reach 10,000. According to the latest news from foreign media,...[Details]
Introduction
In the field of industrial control, it is often necessary to collect a large amount of field data, such as voltage, current, temperature, humidity, air pressure, etc., and transmit the ...[Details]
The field of car human-machine interaction has always been a key focus of technology giants. BBA has already completed its layout in car computers, including SAIC represented by Alibaba, Changan repr...[Details]
Inductor is a component that we use for a long time in transformer design. Its main function is to convert electrical energy into magnetic energy and then store it. It should be noted that although t...[Details]
Today, LED lighting is a mainstream technology. LED flashlights, traffic lights and car lights are everywhere, and countries are pushing to replace incandescent and fluorescent lamps in mains-powered...[Details]
Electronic fuses have received more and more attention in recent years. Traditional fuses can no longer keep up with the demand in many current applications, although they are indeed simple enough ...[Details]
Due to version issues, some users cannot use ssh software to transfer files between the host and the virtual machine. Files can also be transferred between machines by sharing folders. The author's v...[Details]
According to Mitsubishi Electric's official website, the company has decided to withdraw from LCD panel production, and its wholly-owned subsidiary Melco Display Technology Inc. (MDTI) will end TFT-L...[Details]
introduction
With the rapid development and continuous improvement of power electronics technology and PWM technology, switching power supplies have been widely used for their superior cos...[Details]
The Dow Jones Industrial Average fell 288.14 points, or 1.17%, to 24,345.72; the Nasdaq fell 25.16 points, or 0.28%, to 8,889.55; and the S&P 500 fell 27.08 points, or 0.92%, to 2,912.43. In April, t...[Details]
There are of course some benefits to having a speaker grille. It can prevent dust or accidentally pierce the paper cone. It can also prevent direct sunlight from reaching the colloid components of...[Details]
Recently, the 3-day 2024 China (Chongqing) Digital Energy Industry Innovation Conference Digital Energy Industry Exhibition was held in Chongqing. At the exhibition, Qingyuan Juneng (Chongqing) Techno...[Details]