This is a circuit that uses an operational amplifier to measure the β value of a transistor. It was designed and completed by myself. [img]http://s11.photo.store.qq.com/http_imgload.cgi?/rurl4_b=3374d...
I have recently encountered such a problem in the LPC2138 project. I would like to ask experts for advice: Because there is an LCD display without fonts in the project, and the required Chinese charac...
Recently I saw the development kit on Arrow: [url]https://www.eeworld.com.cn/mcu/2014/0829/article_16112.html[/url] So I placed an order, but they asked me to provide a 10-digit customs reg number. Ho...
Experimental purposeReview and consolidate the generation and operation of discrete signals in digital signal processing.Learn and master the method of generating discrete signals with MATLAB.Learn an...
From being a global leader to losing the market, Korean battery manufacturers have always wanted to regain the lost market and dignity, but facing Chinese battery manufacturers represented by CAT...[Details]
On August 23rd, Geely's subsidiary, Jiyao Tongxing, announced it has the industry's largest advanced production capacity for tandao
batteries
, with eight production bases across China. Jiy...[Details]
When you are happily watching NBA or football, your wife asks you to turn off the lights in the bedroom. Would you be depressed? Of course, unless you are not afraid of your wife.
Now you are ...[Details]
White light LEDs are voltage-sensitive devices. In actual operation, their upper limit is 20mA. However, the current often increases due to various reasons during use. If no protective measures are...[Details]
The Automotive Testing and Quality Assurance Expo (ATE 2025) will open on August 27th. At the expo, Rohde & Schwarz (R&S) will showcase six automotive testing solutions, themed "Intelligently Drivi...[Details]
On August 22, the National Energy Administration released the latest data, showing that by the end of July 2025, China's total number of electric vehicle charging infrastructure will reach 16.696 m...[Details]
There are basically three causes of spontaneous combustion of electric vehicles: The first is that the battery components are punctured or suffer fatal damage due to a collision accident, and part ...[Details]
Teletrac Navman has launched the Multi IQ dashcam, a cloud-based solution designed for large commercial vehicle operators. It connects up to five cameras to cover the vehicle's interior, sides, and...[Details]
The fracture mechanism is stress concentration, which typically occurs at the capacitor lead pins or pad connection points, as shown in the figure. Under vibration, the capacitor lead pins and pad ...[Details]
Batteries are a core component of new energy vehicles, accounting for over 40% of the total cost. This is also the area where automakers are most willing to tamper with costs. Since 2021, domestic ...[Details]
Compiled from semiengineering
The industry is increasingly concerned about power consumption in AI, but there are no simple solutions. This requires a deep understanding of software and ...[Details]
Driven by business opportunities such as access to new markets and government initiatives like the Belt and Road Initiative, global expansion has become a significant trend for Chinese companies. C...[Details]
Renesas Electronics introduces a new USB-C power solution with an innovative three-level topology.
Improve performance while reducing system size
New solution combines excel...[Details]
For the average person, an electricity meter is a monthly bill. For beginners, it's a collection of components and parts. For experienced meter engineers, however, it's a complex and complex proces...[Details]
A Beijing chemical project utilizes a distributed control system (DCS). The master control system primarily uses the Modbus protocol, while the remote field devices utilize the PROFIBUS-DP protocol...[Details]