Given a transformer, determine the common-phase end;
The first one: without dissection:1. Measure the inductance of N1 and N2 windings respectively;2. Short-circuit one of the pins of N1 and N2 windin...
Using dynamic scanning and timer 1, the digital tube displays the number starting from 765432 at a speed of 1/10 second, decreasing downward to 765398, and keeps displaying this number. At the same ti...
Sometimes I want to check out the posts I participated in before, but it’s not easy to find them! I can just add this function to the bottom of my posts. I wonder if the website has considered this as...
Recently, the project needs to use mqtt on stm32. I searched on Baidu and found that there is still very little information on the Internet, although there are several relevant materials. After downlo...
[b][size=4]Recently, a new project has started. I worked overtime for 7 days during the National Day holiday. I sent out the boards I had drawn before. In order to save money, I put together 6 boards....
The jammer is a signal blocker, mainly composed of a chip and a radio transmitter. When the car owner presses the remote control lock button, the jammer interferes with the electronic lock receivin...[Details]
In recent years, the government has increasingly supported electric vehicles, and the number of electric vehicles has increased. Observant drivers will notice that there are many more green license...[Details]
On August 22nd, Lantu Motors unveiled a new technology called "Lanhai Intelligent Hybrid" during a live broadcast of CCTV News' "Top Laboratory." The name sounds like another new term, but a closer...[Details]
In the summer of 2025, BlueOval SK, a joint venture between Ford and SK On, officially started production at its first battery factory in Kentucky.
According to the original plan, this w...[Details]
The practice of warming up a car originated with gasoline-powered vehicles. Warming up the engine allows it to enter a better working state and ensures good lubrication. This has become a habit for...[Details]
SMT placement machines are important equipment in surface mount technology (Surface Mount Technology). Their performance has a decisive impact on the quality and efficiency of electronic manufactur...[Details]
1. Fault phenomenon and cause analysis
1. During the operation of the equipment, the expansion sleeve is subjected to a large torque, and the mating surfaces of the shaft and the sleeve move...[Details]
Reflow soldering, as an electronics assembly process, has become a vital component of the electronics manufacturing industry. Choosing reflow soldering equipment is crucial for improving production...[Details]
In the field of communications power supplies, AC/DC rectifier power supplies are called primary power supplies or basic power supplies, while DC/DC converters are called secondary power supplies. ...[Details]
There are more and more electric vehicles. Recently, I have heard some news about electric vehicles performing poorly in winter. I would like to briefly introduce whether heat pump technology is mo...[Details]
Wearable technology is taking off, with applications evolving rapidly, from smartwatches to fitness trackers and even smart wigs! Bluetooth Smart is at the center of this revolution. This is the se...[Details]
01. Introduction
As in-vehicle networks migrate from the CAN
bus
to
Ethernet
, traditional millisecond-level synchronization accuracy can no longer meet the requirements of mul...[Details]
The screen is the first thing you notice when evaluating a phone's quality. Its quality directly impacts both visual and operational performance. However, understanding mobile phone screens r...[Details]
Blackfin® 16-/32-bit embedded processors offer high performance, low power consumption, flexible software features, and scalability, making them suitable for converged applications such as multi-fo...[Details]
The motor is a very important component for new energy vehicles. In terms of vehicle power, pure electric vehicles use electric motors instead of traditional diesel/gasoline engines. For electric v...[Details]