Use 74HC164 serial to parallel and 2003 driver~ Four 1-bit LED digital tubes, why can't the digital tubes light up?~~ I use other development boards and the digital tubes are bright, but with this boa...
Tornado creates a model for database insertion. Today, we design the sampled data to be inserted. We design the model.py below the models
from peewee import *
import peewee_asyncdatabase = peewee_asyn...
Hello everyone, I want to learn embedded system development. I am just a junior, and since the school does not have this major, can you please give me some advice on my study plan, that is, what to le...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:57[/i] When Sun Wukong was fighting with his golden hoop stick, he felt that it could "poke" his eyes; the fish in the Dragon Palace in...
Abstract:
With the increasing complexity of smart vehicle electrical and electronic architectures, the full lifecycle management of vehicle electronic control components faces multiple challe...[Details]
A line scan lens is an industrial lens used with line scan cameras. Its imaging principle is to capture the image of the workpiece using a linear sensor and then perform digital signal processing t...[Details]
In recent years, with the application of the IEC61850 standard and the development and deployment of optoelectronic transformers, the concept of digital substations has been put into practical use ...[Details]
Electric vehicles are now widespread, but they've brought with them a host of problems, the most prominent of which is charging. Small electric vehicles (EVs) are a new form of transportation in a ...[Details]
UPS stands for Uninterruptible Power Supply, which includes energy storage devices. It is mainly used to provide uninterruptible power supply for devices that require high power stability.
...[Details]
1. Multi-channel DAC technology bottleneck
Currently,
the development of multi-channel DAC technology focuses on two core challenges.
First, industrial applications urgently ...[Details]
Through AI connection technology supported by Qualcomm X85 5G modem and RF and Qualcomm FastConnect 7900 mobile connection system, seamless switching can be achieved between cellular net...[Details]
Compared to cloud databases, minicomputers are purpose-built for decentralized, rugged computing at the edge of the network. By moving applications, analytics, and processing services closer to the...[Details]
In the field of intelligent driving, regulations are becoming increasingly stringent, and the technical threshold continues to rise. Especially after the traffic accident in March 2025, the Ministr...[Details]
In daily life, when we purchase a transformer, we are faced with the installation and wiring procedures. Generally speaking, large transformers such as power transformers are equipped with speciali...[Details]
Inverter power supplies on the market can generally be divided into two categories: sine wave inverters and square wave inverters. Some engineers also like to categorize pure sine wave inverters as...[Details]
For new energy vehicles, the importance of batteries is unquestionable. Not only does it determine the performance of the vehicle, but the battery density also has a great relationship with the veh...[Details]
With the continuous development of ultrasonic technology, ultrasound has been widely used in fields such as inspection, cleaning, welding, and medical treatment, and has even found its way into tex...[Details]
When we pick up an unfamiliar object, the first thing we want to know is what it actually does. A drive shaft, as the name suggests, is a shaft that transmits power. It's the transmission medium th...[Details]
The power transmission system between a car's engine and drive wheels is called its drivetrain. It ensures the necessary traction and speed under various driving conditions, and coordinates these t...[Details]