The whistling sound of China Resources Silwei's PT4115 still cannot be solved. I use an MCU to control the DIM pin of PT4115. It is dimmable. When it is 100% bright, there is no whistling sound. When ...
[i=s] This post was last edited by strong161 on 2017-6-9 22:02 [/i] [size=7][color=#ff0000]Limited to honest transactions [/color][/size][size=4] Selling a STM32 F767 Nucleo144 [color=#404040][font=Ta...
Recently, when I was using the ST BlueNRG-1 BlueVoice board: STEVAL-BLUEMIC-1, I found that after the Android APP BlueMS was connected to the board, the interface was blank: the information of the MEM...
FPGA implementation of cascaded signal processors requires a look at the
Abstract: In modern communication systems, digitization has become an inevitable trend of development, and digital signal proce...
According to foreign media reports, researchers at the University of Surrey have developed an artificial intelligence system that can accurately locate the location of equipment in densely populate...[Details]
introduction
As “energy conservation and emission reduction” has become an indicator of the National Economic Development Outline of the 11th Five-Year Plan, people’s awareness of green enviro...[Details]
In the scorching summer, electric fans are a must-have for cooling down people's homes. However, I believe most people have encountered this situation: the fan is plugged in, the switch is pressed,...[Details]
HTTP is the abbreviation of Hypertext Transfer Protocol. It is an application protocol based on TCP/IP communication protocol used to transmit HTML and image files. It is an application-level objec...[Details]
Shanghai, China, August 21, 2025 –
Toshiba Electronic Devices & Storage Corporation (“Toshiba”) today announced the launch of the TLX9161T
, an automotive photorelay in a compact SO12L-T pa...[Details]
Lithium-ion batteries are a key component of electric vehicles. Their high energy density enables them to store a large amount of energy in a relatively compact and lightweight package, which is cr...[Details]
The Waveshare ESP32-P4-ETH is a compact ESP32-P4 development board with Ethernet and PoE support. It looks very similar to the Olimex ESP32-P4-DevKit, minus the pUEXT connector. However, we've also...[Details]
On August 20, Reuters reported that two sources revealed that U.S. Commerce Secretary Howard Lutnick is exploring the possibility of using CHIPS Act funds in exchange for equity stakes in chip manu...[Details]
introduction
As the concept of "low-carbon travel and green environmental protection" becomes more and more popular, bicycles have become a crucial means of transportation. Currently, urban pu...[Details]
Touch-sensitive steering wheel buttons have appeared in some car models in recent years. Initially marketed as "futuristic and intelligent," these features have proven problematic in practice. Volk...[Details]
The working principle of a frequency converter is to process input fixed-frequency AC power through circuits such as rectification, filtering, and inversion, and then output AC power with variable ...[Details]
On August 18, domestic EDA manufacturer HuaDa JiuTian launched the advanced packaging design platform Storm for the first time in the world at the end of July. It claims that the chiplet wiring eff...[Details]
01 Introduction
The SINAMICS V20 inverter controls three-phase AC asynchronous motors. Depending on the size (frame sizes FSA to FSD), the power range of the three-phase AC 400V inverter cover...[Details]
introduction
Arduino is a simple I/O platform based on open-source code, consisting of hardware (MCU and peripheral circuits) and software (programming interface and language). Developed based...[Details]
After suspending its autonomous driving business for a period of time, General Motors chose to return to the track. In the past, GM hoped that its Cruise would leap into L4 autonomous driving - no ...[Details]