I have seen a PWM-based voltage output DAC circuit design before. I built a circuit using the circuit in it (without the back-end OP), and found that when the input is high level, the zero point can n...
This article comes from WeChat public account: LinkedInWilliam Bengen, a scholar at the Massachusetts Institute of Technology, once proposed the famous 4% rule:
As long as the principal you withdraw f...
On May 6, 1840, the world's first stamp was born in Britain. Britain issued the world's first batch of stamps. The inventor of this batch of stamps was the British Rowland Hill. The stamp face was bla...
Domestic chips are getting more and more attention now, and more and more products are starting to replace them with domestic chips. We must strongly support this. Recently, we are looking for a suita...
While
the solid-state battery
industry is still engaged in a long technological marathon for
the "ultimate solution" for
electric vehicles
, some companies have begun looking for mor...[Details]
EtherCAT (Ethernet for Control Automation Technology) is a real-time industrial fieldbus communication protocol based on an Ethernet-based development framework. EtherCAT is one of the fastest indu...[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]
As more and more consumers purchase new energy vehicles, the safety of electric vehicles has become a major concern. This has been particularly prominent following a series of electric vehicle fire...[Details]
We are entering a new era where people are increasingly affordably equipped with more electronic gadgets. Electronics have become essential to our lives. For example, the average consumer now owns ...[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]
0 Introduction
Portable terminals integrate a computer and display screen into a single device. Due to limited space in portable devices, previous designs often used a single-chip microcompute...[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]
As the core of electric vehicles, batteries are concerned with vehicle use and maintenance. The operation of vehicles is guaranteed by the electricity generated by batteries. For batteries, battery...[Details]
Recently, I received a request to use OK1028A-C to output PWM square wave. However, I found that there was no relevant instructions on the OK1028 platform, so I started writing this article.
A...[Details]
On August 19, Huawei's Executive Director and Chairman of the Device BG, Richard Yu, shared a Weibo post about a conversation he had with a Zunjie S800 owner. The owner had driven over 5,000 kilome...[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]
introduction
Due to their flexibility and security, Java cards are increasingly being used in the smart card field. Once a Java card is released, if multiple applications need to call the same...[Details]
As systems become increasingly used in industrial environments, industry safety requirements, as well as national and international safety regulations, need to be constantly updated to ensure a saf...[Details]
On August 9th, at the 2025 World Robotics Conference (WRC), Shenzhen Cyborg Robotics Co., Ltd. officially unveiled the Cyborg-H01, the world's first lightweight bionic dexterous hand. This core com...[Details]