[i=s]This post was last edited by Xiaomeige on 2020-2-6 15:47[/i]For the design principle, please refer to this blog post by Xiaomei: https://www.cnblogs.com/xiaomeige/p/6441061.htmlOf course, the cod...
1. The first type of drip-proof water meter uses a magnetic pressure-sensitive element made of magnetic material as an anti-drip mechanism, and places it in the meter body of the water meter inlet. Wh...
In the previous article, the Bluetooth transmission of heart rate and blood oxygen data has been verified. This article is the last part of the whole project: programming of mobile phone APP. As a stu...
[i=s]This post was last edited by Weilin Power Supply on 2019-9-16 17:54[/i]There are two commonly used ones;This is a TVS clamp-------------------------------------------------- ---------------------...
When we get a single-chip microcomputer chip, we see so many "thighs". What are they used for? Now that we know the origin of the 51 family, let's learn about their "legs". You must learn well, this i...
I recently saw Huatianzheng's REAL6410 development board on the Internet. I felt that the function description was very good, so I wanted to buy a board from the company. I would like to ask someone w...
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[Details]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[Details]
LED is now known as the fourth generation of light sources. High-power LED has many advantages over traditional light sources in outdoor lighting.
1 LED lamps have high light efficiency
C...[Details]
This article focuses on closing the feedback loop of an isolated power supply using a TL431 shunt regulator. The article discusses a method to extend the bandwidth of the power supply control loop ...[Details]