The OC gate structure of LM2903 is used to complete the level conversion circuit between 3.3V and 5V. The 3.3V DSP serial port needs to communicate with the 5V CMOS device (camera), and a level conver...
It was a good weekend. I didn't work overtime and I slept in the morning, so I'll post it in the evening. I'm very happy. I've got the OLED screen driver. I didn't succeed in porting it with the offic...
I just thought the AD was burned out, so I re-G'd the project and found that it was fine. I came back to look for it and found that it was a conflict between the two inputs of 1 channel on DMA1. The p...
I saw a post called "Macro Definition Learning Notes". Many people, whether they understand it or not, gave me a thumbs up. I have some thoughts, so I want to share my thoughts for everyone to discuss...
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]
1. Project Overview
1.1 Introduction
Currently, most music files are saved in MP3 format, a lossy audio compression format that cannot perfectly reproduce the original music. With the exp...[Details]
Logic analyzers are widely used tools in digital design verification and debugging. They can verify the proper functioning of digital circuits and help users identify and troubleshoot faults. They ...[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]
Electric vehicles are becoming increasingly popular, with increasingly longer ranges. There are two ways to charge electric vehicles: slow charging and fast charging. Which is the most suitable? Sl...[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]
Consumer demand for premium listening experiences has driven rapid evolution in the wireless headphone market in recent years. Hybrid designs, which utilize two drivers per earbud to enhance sound ...[Details]
New version helps developers build secure and trustworthy embedded systems
Shanghai, China—August 21, 2025—
QNX, a division of BlackBerry Ltd., today announced the release of QNX...[Details]
With the prevalence of online conferencing, live streaming, and voice communication in gaming, high-quality audio input devices are becoming increasingly important. To this end, XMOS, an expert in ...[Details]
Since the beginning of the 21st century, with the rapid development of my country's urban and rural economies and the improvement of people's living standards, more and more people have begun to ow...[Details]
Automotive electronics systems are facing a dual challenge of functional safety and cybersecurity.
The NXP
S32K3
series MCUs utilize a deep protection system built with a Hardware Sec...[Details]
While aberration theory is a vast subject, a basic understanding of some fundamental concepts can make it easier to understand: spherical aberration, astigmatism, field curvature, and chromatic abe...[Details]
On August 8, PetroChina Southwest Oil & Gas Field Company's 35kV Zhouping Line centralized battery energy storage system successfully completed a 24/7 trial run, achieving full compliance with all ...[Details]
1. Installing an industrial robot usually requires the following steps:
1. Determine the installation location: Determine the location and direction of the robot installation according to the ...[Details]