Does anyone have a practical circuit for LM7805 current expansion? The current expansion circuit in our textbooks cannot be simulated. Please give me some advice! !...
[i=s]This post was last edited by zhang7309 on 2017-9-30 23:30[/i] I am very honored to be able to evaluate Qinheng's [size=3] Flash USB microcontroller with a unit price of 1.3 yuan. Thank you EEWORL...
I want to use a single chip microcomputer to control 500 communication lines. They don't need to communicate at the same time, just one at a time. How can I expand the IO? What chip do I need to expan...
[i=s]This post was last edited by mars4zhu on 2016-4-16 19:56[/i] [size=10.5000pt]Mouser[font=宋体]First purchase - [/font][font=Calibri]STM32F7-DISCO[/font][font=宋体] development board shopping record a...
1. Overview A new building with 40 floors is being built in a certain area. The building is a comprehensive office building with relatively high requirements for intelligence. The floors below 25 are ...
I tested the eeprom communication function using SPI. The data sending function was normal and the data waveform returned by eeprom was also correct, but I was unable to read the correct data. Attache...
The core of a machine vision system is image acquisition and processing. All information comes from images, and image quality is crucial to the entire vision system. A good image can improve the st...[Details]
Tesla and BYD, vying for dominance in the global electric vehicle market, are reportedly considering adopting Samsung's AMOLED (active-matrix organic light-emitting diode) technology for their next...[Details]
introduction
Bluetooth technology is a short-range wireless communication technology designed to replace wired cables. It is a wireless communication technology standard developed by the SIG, ...[Details]
introduction
With the development of digital and network technologies, broadcasting technology has become increasingly diversified, with the most significant trend being the transition from an...[Details]
introduction
Sonar imaging is of great significance in marine resource development and defense. Its long range, intuitive display of the observed area, and target identification make it widely...[Details]
One of the most core components of electric vehicles is the motor. The power supply provides electrical energy to the motor, which converts this electrical energy into mechanical energy, which in t...[Details]
The MCX E series is the most reliability- and safety-focused series in NXP's extensive MCX product portfolio.
With the launch of this series, NXP has further enriched its 5V-compatible MCU pr...[Details]
Over the past decade, the narrative surrounding fuel vehicles has been one of decline and replacement. Under the onslaught of new energy vehicles, traditional automakers have been forced to acceler...[Details]
China, August 21, 2025 – STMicroelectronics (NYSE: STM), a world-leading semiconductor company serving a wide range of electronics applications, has published its IFRS 2025 semi-annual financial re...[Details]
The difference between a series inverter and a parallel inverter is that they use different oscillation circuits. A series inverter connects L, R, and C in series, while a parallel inverter connect...[Details]
In the period after the switching power supply achieved the "20 kHz" revolution in the 1970s, although improvements and enhancements were made in circuit technology, the development level of the se...[Details]
With the support and encouragement of national policies, some Internet car manufacturers have also joined the new energy vehicle manufacturing industry. From the perspective of new car manufacturer...[Details]
As a pioneer in the new smart home concept, robot vacuums have captured a significant market share. Robot vacuums, also known as automatic sweepers, smart vacuums, or robot vacuums, are smart home ...[Details]
introduction
The rapid adoption of computers has led to a growing number of tasks being performed on them. People from all walks of life, especially programmers and writers, are spending incre...[Details]
For self-driving cars, LiDAR is the sensory organ that allows them to "see the road." Simply put, its operating principle involves sending out a laser beam, receiving the echo, and ultimately gener...[Details]