I would like to ask all the experts: Does the square wave pulse signal need to be converted from voltage to frequency before it is sent to the 8253 counter for counting? First of all, thank you for yo...
The original 4 packages have been changed to one package by the moderator; the coins spent are much less.[[i] This post was last edited by tt98 on 2009-4-22 09:56[/i]]...
It's almost the end of the year, and there are so many things to do. I took time out of my schedule to redraw and wire a new PCB based on the principle of the Pulsesensor I used before, in order to ch...
In wince, you can map files to memory, and then access files like memory, which is very advantageous for processing large files or frequent IO operations. But now, I have a set of file-based libs, whi...
Reflow soldering is a critical process in electronics assembly production, and the cleanliness of the reflow oven has a direct impact on product quality. Dust and residue accumulation within the ov...[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]
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]
Wearable technology is taking off, with applications evolving rapidly, from smartwatches to fitness trackers and even smart wigs! Bluetooth Smart is at the center of this revolution. This is the se...[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]
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]
The number of new energy vehicles in use is increasing, and there are multiple choices available. New energy vehicles can be divided into hybrid and pure electric, and the types of hybrid include m...[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]
Silicon carbide (SiC) power switching devices are becoming a popular choice for industrial battery applications due to their ability to achieve faster switching speeds and superior low-loss operati...[Details]
Shenzhen RF Star's Bluetooth smart e-cigarette solution, by embedding a BLE module in the third-generation e-cigarette tube and coordinating it with the development of a smartphone APP, bring...[Details]
We often notice that some safety light curtains have EDM function. What does EDM mean here? What is its function?
The full name of EDM is External Device Monitor, which means external device m...[Details]
This article describes how to achieve constant-pressure water supply through PID control using an Allen-Bradley PLC-5 processor in conjunction with a SAMI STAR inverter. To ensure safe and reliable...[Details]
Just how popular are humanoids? Let's take a look.
Humanoid robots' performance capabilities are driving booming orders.
Robots were undoubtedly a major highlight at the 2025 World A...[Details]
Central media outlets published an article: H20 is neither environmentally friendly, advanced, nor secure.
Recently, the new media account "Yuyuan Tantian" under China Central Television...[Details]
1. Signal Type of Vibration Sensor
The signal type of a vibration sensor depends mainly on its operating principle and measurement parameters. The following are some common signal types:
...[Details]