16G Chinese version of iPad Air Wifi, still with seven months warranty, glass film on the front screen, frosted film on the back, no bumps on the exterior, no obvious signs of use, complete accessorie...
Note: The following fault phenomena can be solved according to this configuration.1. Click the gray option in Project-Download;
2. Click Project - Download and Debug. The compilation is successful, bu...
I want to sample the output power of a switching power supply and use the ADC pin of a microcontroller for detection. For example, my switching power supply is 24V. Could you recommend some simple cir...
As a beginner with zero basic knowledge, I want to learn electronic technology as a hobby. But self-study theory is too boring. I forget a little bit after reading it, and I can't remember it deeply. ...
I have used PIC16 series 16PIN microcontrollers before. Now I am working on a new project and need a 28PIN microcontroller. Please give me some advice. Requirements: 1. PIC16 series, 28PIN, 2. 10-bit ...
The CORDIC algorithm can calculate the approximate value of a transcendental function by gradually approximating it by rotating a two-dimensional vector in circular, hyperbolic coordinates, and linear...
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[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]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[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]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
Multimedia processors are often the most power-hungry devices in portable electronic devices. Common ways to reduce CPU power requirements are to reduce clock frequency or operating voltage, but th...[Details]
0 Introduction
With the rapid development of modern power electronics technology, various power electronic devices have been widely used in various fields such as power systems, industry, an...[Details]
Current
measurement:
Magnetic balance Hall current
sensor
is used
. The sensor can measure AC from DC to 100kHz.
In automatic measurement and control systems, it is often nec...[Details]
introduction
The Steyr diesel engine produced by Weifang Diesel Engine Factory has huge power and is one of the main power models widely used in China's heavy machinery and large trucks. In ...[Details]