User name: my2410, modify the .bashrc file under /home/my2410: # .bashrc # Source global definitions if [ -f /etc/bashrc ]; then . /etc/bashrc fi # User specific aliases and functions ~/env_sh Edit th...
[i=s]This post was last edited by lb1229305710 on 2015-7-31 23:45[/i] [font=Tahoma, Helvetica, SimSun, sans-serif][size=13.63636302947998px]I posted a post about some embedded information before, but ...
Abstract: This paper introduces the new features of the single-wire digital temperature sensor DS18B20 of DALLAS Company of the United States based on its predecessor DS1820, and the detailed interfac...
How should I read this circuit diagram? I have almost forgotten all the knowledge about transistors. I have been cramming recently. In the initial state, each avalanche transistor is in the cut-off st...
In many electronic circuits, especially some small signal amplifier circuits, the power supply often adds a first-stage transistor electronic filter . Its circuit structure is shown in Figure J1. Assu...
I designed an AD sampling system, using the AD6645ASQZ-105 AD conversion chip. However, after making the circuit board according to the data sheet, the AD chip became hot after a while after powering ...
From being a global leader to losing the market, Korean battery manufacturers have always wanted to regain the lost market and dignity, but facing Chinese battery manufacturers represented by CAT...[Details]
To enable real-time monitoring of home security and automatically dial a number for voice prompts or send text messages when an alarm occurs, a GPRS-based embedded telephone alarm system was design...[Details]
Capable of providing precise and efficient thermal management for artificial intelligence computing power, intelligent sensing and autonomous driving systems
Shenzhen, ...[Details]
Recently, AstroBo Robot, a subsidiary of Chenxing Automation, launched a new mobile collaborative palletizing product. Leveraging an omnidirectional mobile chassis, an intelligent scheduling system...[Details]
On August 22, the National Energy Administration released the latest data, showing that by the end of July 2025, China's total number of electric vehicle charging infrastructure will reach 16.696 m...[Details]
Teletrac Navman has launched the Multi IQ dashcam, a cloud-based solution designed for large commercial vehicle operators. It connects up to five cameras to cover the vehicle's interior, sides, and...[Details]
Electric vehicles will revolutionize transportation, changing fuel consumption, carbon emissions, costs, maintenance, and driving habits. Currently, a major selling point for electric vehicles is t...[Details]
The composition of the water heater
The water heater itself is divided into the following parts:
1. Water tank.
This is where the water heater is filled with water and where the wate...[Details]
introduction
With the development of society, people's requirements for the quality of refrigerated and frozen foods are constantly improving. The changes in food appearance and nutritional co...[Details]
introduction
Inverter air conditioners are a trend in the current era and have gradually become commonplace in countless households. Beyond their basic cooling and heating functions, air condi...[Details]
The evolution of high-speed networks remains guided by the same core objectives: increasing data rates, reducing latency, improving reliability, lowering power consumption, and maintaining or exten...[Details]
A Beijing chemical project utilizes a distributed control system (DCS). The master control system primarily uses the Modbus protocol, while the remote field devices utilize the PROFIBUS-DP protocol...[Details]
As in-vehicle audio and video entertainment features become increasingly diverse, the demand for digital transmission of audio and video information is urgent. Traditional protocols such as IEEE 13...[Details]
Let’s first take a look at the development concept of the EVD series.
The EVD control module is specially developed for operation in extreme environments. Components that meet these requiremen...[Details]
Imagine you're trying to turn left onto a busy road. Car after car passes in front of you, and the long wait grows increasingly frustrating. Finally, a gracious driver slows down and makes room for...[Details]