See the figure for my circuit diagram. I use LF412 as a voltage follower and amplify the signal, and then convert the amplified analog signal into a digital signal 1 or 0 through LM339. However, I use...
[i=s]This post was last edited by Tas_Lan on 2022-10-22 14:56[/i]fpm383C fingerprint module
Module Introduction
The HLK-FPM383C series fingerprint module has complete fingerprint processing capabiliti...
When using sim800c to send text messages, I only know how to send a series of data, but I can't do it if I want to split it into lines. For example: Device number: 00 Pressure abnormality! How can I a...
The stuff has basically arrived. I started assembling it these two days. Since I have been busy recently, I expect it to be done in about 3 days:) [size=14px]1. Acrylic board: After the board is assem...
PV DC fuses are safety devices used to protect PV panels, inverters, and DC loads. To ensure their safety and reliability, they must be UL248 certified.
Before applying for UL248 certifi...[Details]
Reflow soldering, a common soldering method in modern electronics manufacturing, primarily melts solder paste and pads to form solder joints. With technological advancements, soldering equipment ha...[Details]
Electric vehicles are currently gaining momentum, but this is just a facade. Fuel-powered vehicles remain unchallenged. While electric vehicles boast unique advantages in environmental emissions an...[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]
With the rapid advancement of automation technology, collaboration between robots is no longer just science fiction. Imagine dozens of machines moving goods in a warehouse without interfering with ...[Details]
Overview
As handheld voice communication devices become more and more popular, they are increasingly used in noisy environments, such as airports, busy roads, crowded bars, etc. In such noisy ...[Details]
Electric vehicles are becoming increasingly popular, with increasingly longer ranges. There are two ways to charge electric vehicles: slow charging and fast charging. Which is the most suitable? Sl...[Details]
One of the most core components of electric vehicles is the motor. The power supply provides electrical energy to the motor, which converts this electrical energy into mechanical energy, which in t...[Details]
In daily life, power transformers have different functions and uses due to different usage scenarios. The most common ones can be divided into: control transformers, isolation transformers, rectifi...[Details]
Intel®
Xeon®
6
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core processors now support the new Amazon EC2 R8i and R8i-flex instances on Amazon Web Services (AWS).
These new instances offer superior performance and fast...[Details]
China, August 21, 2025 – STMicroelectronics (NYSE: STM), a world-leading semiconductor company serving a wide range of electronics applications, has published its IFRS 2025 semi-annual financial re...[Details]
Consumer demand for premium listening experiences has driven rapid evolution in the wireless headphone market in recent years. Hybrid designs, which utilize two drivers per earbud to enhance sound ...[Details]
introduction
The rapid adoption of computers has led to a growing number of tasks being performed on them. People from all walks of life, especially programmers and writers, are spending incre...[Details]
In this final installment of a five-part blog series, I will discuss noise in op amps driving headphone loads and some techniques for reducing it. Previous posts have discussed headphone load power...[Details]
The intelligent
dust monitoring system intelligently monitors dust concentrations at and around construction sites. All concentration values are transmitted to a cloud server for
cloud co...[Details]