Signal processing circuit design indicators
The signal processing circuit consists of two parts: a sine signal generator and a digital lock-in amplifier. The power supply voltage of these two parts is...
Source: https://spectrum.ieee.org/chip-shortageFabs using older process nodes are keyHistorians may spend decades analyzing the consequences of the COVID-19 pandemic. But the chip shortage it caused w...
Dear friends, why does my AD19 only show the wireframe after copper laying, but not the laid copper, as shown in the picture? Is there any setting? Switch to AD10 and open it, double-click the copper ...
Under CE5, I wrote a USB driver for Motola mobile phone. Now it loads OK. The information from the serial port is as follows: USBInstallDriver++ load USBD.DLL sucess! USBInstallDriver-- DLL_PROCESS_DE...
I now have a stm32f103 minimum system board and an ov7670 camera with FIFO. If I want to use the ov7670 camera with the minimum system board, can I not connect the pins directly? Do I need to make a d...
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
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]
Some time ago, I attended the 4th Energy Chemistry Forum of the Chinese Chemical Society and learned about high-energy-density and high-safety batteries. I would like to summarize and share this wi...[Details]
Current Development Status of DVR Market
A DVR, or digital video recorder, uses a hard disk for recording, unlike traditional analog video recorders. It's often called a DVR because it's a com...[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]
Civilian internal combustion engines operate in the range of approximately 1000-4000 rpm. This results in the engine's kinetic energy being ineffective at low or high rpm, making starting difficult...[Details]
0 Introduction
With a rapidly aging population, a young couple is now required to care for an increasing number of elderly people, leading to a growing difficulty in providing care for them. E...[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]
introduction
In recent years, with the increasing number of high-rise buildings, the demand for elevators has also increased. Currently, the elevators we use most often use LED dot array displ...[Details]
Keysight Technologies reported strong third-quarter results, with revenue and earnings per share exceeding expectations and steady order growth. The company, driven by strong growth across multiple...[Details]
We know that the power output by the engine does not directly act on the wheels to drive the car, but needs to pass through a series of power transmission mechanisms. So how is the power transmitte...[Details]
Generally not, but there are exceptions. For example, a torque motor controller with three-phase output voltage imbalance can cause current imbalance, similar to a phase loss. However, only two pha...[Details]
The consumer electronics, appliance, industrial, and automotive markets are experiencing increasing demand for sophisticated motor control solutions. Depending on the application, a variety of moto...[Details]
Challenges come from multiple dimensions, and data centers on wheels require more rigorous testing.
Comparing the past, present, and future of automobiles, one clear trend emerges: cars ...[Details]
The basic structure of the power grid dispatching automation system includes three parts: control center, master station system, plant terminal (RTU) and information channel. According to the diffe...[Details]