I saw the Bluetooth dialer upgrade solution of Shanghai Qualcomm at the IC-china exhibition not long ago , and then I also saw the Bluetooth dialer solution of CEC at the China Electronics Show in rec...
Help with the mouse failure and inaccurate touch under QT4! Yesterday, when I ran the QT4 (self-compiled 4.8.6) sample program on the board, the touch point was inaccurate, so I used the mouse instead...
I am a beginner and just started to learn msp430. I have a launchpad and want to use it to measure the external temperature and display it on LCD. I can't find any ideas at the beginning. First of all...
Mir Edge AI Computing Box FZ5 Unboxing Experience:After checking the contents of the box and the packing list, I found the following in the photo. (The TF card is 32G and is inserted into the host.) A...
I don't know how to do it, why can't I just upload the picture? ? Let's get back to the topic: This is the drawing that the customer provided us to modify for making an 11-key remote control. I don't ...
Error vector magnitude (EVM) measurements can help engineers gain insight into the performance of digital communication transmitters and receivers. For digitally modulated signals, any signal imperfec...
Electric motors and internal combustion engines of the same power have similar torque levels. High power requires high torque, and torque determines a vehicle's acceleration speed, commonly known a...[Details]
Capable of providing precise and efficient thermal management for artificial intelligence computing power, intelligent sensing and autonomous driving systems
Shenzhen, ...[Details]
On August 25th, SK Hynix announced that it has completed development and entered mass production of its 321-layer, 2Tb QLC NAND flash memory product. This achievement marks the world's first applic...[Details]
Amidst the wave of intelligent automotive transformation, advanced driver assistance is gradually emerging from cutting-edge technology into the mainstream, becoming a new frontier of industry comp...[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]
Charging is a familiar process for new energy vehicles, and as a source of battery energy, charging piles are crucial. New energy vehicle charging can be divided into fast charging and slow chargin...[Details]
Based on the commutation technology, thyristor rectifiers are classified into two main types. Line-commutated and force-commutated inverters are commonly used, while other commutated inverters, nam...[Details]
A multilevel inverter converts a DC signal into a multilevel staircase waveform. Instead of a straight positive-negative output waveform, the output waveform of a multilevel inverter alternates in ...[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]
Chinese characters are extensive and profound, and there are many different names for ESD tubes. How many of them do you know?
As far as I know, ESD diodes are currently known as ESD p...[Details]
During daily operation of an R-type power transformer, the voltage used varies as the equipment being used adjusts. This raises the question: can the transformer change voltage at this point? The a...[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 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]
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]
With the advancement of science and technology and the promotion of green, energy-saving, and circular development, the demand for precise control and accurate measurement is increasing. In the pow...[Details]