The Friendly Arm manual says that their pre-installed wince5.0 integrates a wireless network card driver of model VNUWLC41. How should I choose a wireless network card? I can’t find any information ab...
Why does the OMAP-L138 development board fail to pass the test with an 8GB SD card? But it can pass the test smoothly with a 2GB SD card. Why is this? Is there something wrong with the register config...
I made this to celebrate a good friend's job, and it's also my masterpiece of the year - a stereo digital tuner radio. I'll introduce it later, but I'll show you my work on PP first. Group photo: The ...
The schematic diagram is as follows. I tested sb4 and sb5 and found that they were conductive even without the solder bridge connected. I also didn't see the x2 crystal oscillator. Is the board a fail...
1. Equipment Overview
Shell-and-tube heat exchangers are a common heat exchange device used in chemical evaporation and heating equipment. Currently, the tubesheets of shell-and-tube heat exch...[Details]
The problem of dynamic sealing of equipment always exists with the operation of the equipment. Today, we have specially sorted out the various commonly used sealing forms, usage scope and character...[Details]
The most significant feature of IPS panels is that both electrodes are located on the same surface, unlike other LCD panels, which have electrodes arranged on top and bottom surfaces in a three-dim...[Details]
1. Introduction
Electronic scales are gradually replacing traditional measuring tools like springs and balances in everyday life, such as electronic price computing scales and electronic weigh...[Details]
Core point: The automotive industry chain and the humanoid robot industry have collaborative advantages in hardware, software, and scenarios. Upstream and downstream companies in the automotive ind...[Details]
Since its invention in the mid-1940s, the microwave oven has evolved from a humble beginning to commercial use, entering homes in the 1960s and rapidly gaining popularity. Its basic functionality a...[Details]
Pure electric vehicles, structurally speaking, have components such as a power battery. In addition to the power battery, a small battery also powers some low-voltage electrical components and even...[Details]
Electric vehicles are now widespread, but they've brought with them a host of problems, the most prominent of which is charging. Small electric vehicles (EVs) are a new form of transportation in a ...[Details]
Laird Thermal Systems has introduced the HiTemp ET series Peltier cooler modules, which can operate at high temperatures and provide on-site cooling for sensitive electronic devices.
Dig...[Details]
With the advent of the electric car era, the number of pure electric vehicles has increased significantly, but many car owners do not know how to properly maintain pure electric vehicles. In additi...[Details]
Learned the following information.
Customer product: industrial computer motherboard
Glue application area: CPU/BGA filling
Glue color requirements: black or t...[Details]
Reflow soldering is one of the most commonly used methods in electronics manufacturing, allowing for the soldering of large numbers of components in a relatively short time. However, any experience...[Details]
According to Nikkei, Japan has performed poorly in responding to China's power semiconductor challenges.
There are five major companies in Japan's power chip market: Mitsubishi Electric,...[Details]
In the field of intelligent driving, regulations are becoming increasingly stringent, and the technical threshold continues to rise. Especially after the traffic accident in March 2025, the Ministr...[Details]
In daily life, when we purchase a transformer, we are faced with the installation and wiring procedures. Generally speaking, large transformers such as power transformers are equipped with speciali...[Details]