The theme of this group: research on LED resistance and capacitance voltage reduction, and discuss technical topics such as LED driver power supply--------Format: Occupation+Company+Surname. Male+R Fe...
An infrared remote control driver. Receive data from an IO port that multiplexes interrupt data. The following is part of the code: dwIRQ = IRQ_EINT8; //IR->interrupt g_dwSysIntrIRBtn = SYSINTR_UNDEFI...
Component packaging knowledge Component packaging refers to connecting the circuit pins on the silicon chip to the external connector with wires so as to connect with other devices. The packaging form...
I know of Shengbang in China, but the voltage range is generally too limited. May I ask which op amps from other chip manufacturers in China are better and cheaper? Thank you very much!...
Sony written test questions 1. Complete the following program* *.*. *..*..*.. *...*...*...*... *....*....*....*....*....*.... *.....*.....*.....*.....*.....*..... *......*......*......*......*......*....
Ever since the Tesla fire incident, electric cars, already known for their poor reputation, have been subjected to even more scathing criticism. Despite this, many people are still willing to buy t...[Details]
Today's security industry has entered the era of massive networking. Many enterprises, especially financial institutions, have established multi-level video surveillance networking platforms. Lever...[Details]
On August 18th, Galaxis, a specialist in integrated intelligent intralogistics robotics, officially unveiled its next-generation, ultra-narrow aisle forklift mobile robot, the "VFR Ultra-Narrow Ser...[Details]
The automotive industry in 2025 is undergoing a thorough intelligent reshuffle.
Geely wants to make changes in the field of AI cockpits: in the future, there will be no traditional smart...[Details]
A half-bridge is an inverter topology for converting DC to AC. A typical half-bridge circuit consists of two controller switches, a three-wire DC power supply, two feedback diodes, and two capacito...[Details]
A tubular motor is an electric motor that is typically used to control the movement of machines and equipment. Tubular motors are generally divided into two categories: linear tubular motors and ro...[Details]
A scale, a large, ground-mounted scale, is typically used to measure the tonnage of truck cargo. It's the primary weighing device used in factories, mines, and businesses for bulk cargo measurement...[Details]
introduction
The widespread use of air conditioner communication circuits began with the rise of household inverter air conditioners. With China's energy conservation and emission reduction in...[Details]
introduction
The OMAP-L138 dual-core processor is a new generation of low-power single-chip systems (SoCs) from TI. It is widely used in communications, industrial, medical diagnostic, and aud...[Details]
In microwave amplification circuits, the power chip is the core of the entire circuit. A large number of semiconductor devices in the chip will generate a lot of heat when working. If the heat diss...[Details]
In July 2025, stimulated by the "old for new" policy, China's new energy vehicle penetration rate reached a historic 50% mark. While industry experts like Cui Dongshu celebrated the market's perfor...[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]
BMW has launched a new intelligent electronic and electrical architecture, which officials say is the world's first architecture that can be applied to all power types and all vehicle levels.
...[Details]
STM8S compilation error unable to allocate space for sections/blocks with a total # Welcome to use Markdown editor
I've encountered many strange issues while developing with IAR for STM8, all ...[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]