The problem of stable working point of amplifier circuit1. The importance of the static operating point Q of the amplifier circuit The performance of an amplifier circuit is closely related to the p...
The third generation of anti-noise products in China currently use dynamic noise reduction ( DNR ) technology. DNR technology dynamically adjusts the output voice switch through the changing voice pea...
Nowadays, more and more people are using wireless networks or Bluetooth. However, in some cases, wireless interference may cause Wi-Fi and Bluetooth devices to disconnect or perform poorly, giving you...
After my initial contact with ESP32, I felt that this microcontroller has great potential, especially in the field of Internet of Things. So I want to share with you some of the processes and detours ...
How to quickly switch between Nuvoton M0/M23/M4 development platforms - Nuvoton Tools
European and American MCUs , *M32 series supply and channel price changes , Taiwan brands have stable supply and d...
[i=s]This post was last edited by Huang Wujiu on 2022-5-21 00:36[/i]This morning, the courier quietly put the CPK-RA6M4 development board sent to me by EEWorld on the company's courier rack without se...
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
"It's so convenient. This has greatly solved the problem of difficulty in charging electric vehicles in the community. The 'shared charging' system introduced by the community has not only facilita...[Details]
The three latest mandatory national standards for electric vehicles have been hotly discussed in the circle of friends these days. One of them is the familiar "GB 18384-2020 Safety Requirements for E...[Details]
At the first China Electric Vehicle Charging Facility Technology Innovation Conference held recently, TELD officially released the "Electric Vehicle Charging Network Technology White Paper". The whit...[Details]
This article starts with a comparison between two discrete MCUs and a single-chip dual-core MCU (taking LPC4350 as an example), and then introduces the basic knowledge and important features of asy...[Details]
Question: The book says that to measure the pin level of port P1, the corresponding pin needs to be set first. For example, to measure port P1.0: ORL P1, #01H ; first set MOV C, P1.0 ; then r...[Details]
At present, there is a large gap between the technical level and capability of network product testing in my country and that in the world. The design of protocol consistency testing products mostl...[Details]
After obtaining the number of new energy passenger vehicle certificates in December 2019, we have an understanding of the overall situation last year, and the corresponding Tesla's full-year delivery...[Details]
On May 12, an executive of vivo's sub-brand iQOO, @戈蓝V, posted a post to promote the powerful 44W fast charging of its own brand. He said: "A fan asked me if iQOO's 44W will have a more powerful solu...[Details]
A phase-locked loop (PLL) uses a phase detector to compare a feedback signal to a reference signal, locking the phase of the two signals together. While this property still has many applications, PLL...[Details]
1 The most essential difference between digital power supply and analog power supply
The essence of the so-called digital power supply is that the PWM regulation of the output current/voltage is ge...[Details]
1. Basic principles of capacitive sensing Capacitive sensing technology provides developers with a new way to interact with users. There are many different factors to consider when designing a capaci...[Details]
A new generation of memory materials has made a new breakthrough! A research team from the Department of Physics at National Cheng Kung University recently published a method for controlling a new me...[Details]
Jiwei.com reported that recently, Jiwei.com learned from multiple information channels that Nokia, a telecommunications equipment manufacturer headquartered in Finland, has filed patent infringement ...[Details]
In our previous blog notes, we have explained how improving the efficiency of electric vehicle powertrains can increase their range (Note I) and how better software controlling inverters and electr...[Details]