[p=22, null, left][color=rgb(79, 79, 79)][size=14px]Non-preemptive kernel[/size][/color][/p][p=22, null, left][color=rgb(79, 79, 79)][size=14px]Non-preemptive kernel requires each task to give up the ...
My initial idea is to use an AT89S51 chip, add A/D conversion and D/A conversion, add an amplifier and a speaker, and a digital display. But I don't know how to do the voice recorder part. I would lik...
This issue mainly describes the use of stm32GPIO, and makes a GPIO example (flowing light). You can download it in the attachment if you need it.The test on Smurf stm32 passed....
My new computer arrived today. When I bought it, there were 512+1T hard drives and 512 only hard drives. Since I have a lot of hard drives and I plan to install them myself, I didn't choose the one wi...
The TI development board onboard emulator is very convenient. What I want to ask is whether the CPLD can be removed, because I still need to program the CPLD, which is very troublesome. Please answer ...
For PCB failure, we need to use some common failure analysis techniques to ensure the quality and reliability of PCB during manufacturing. For this purpose, the author summarizes ten techniques for PC...
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[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]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
In today's body control module (BCM) designs, savvy engineers are moving away from electromechanical relays whenever possible. Their next step is to eliminate fuses. But is eliminating fuses a nece...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[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]
The automotive power electronics market has grown rapidly as comfort and active safety features become more common. As traditional mechanical functions shift to electronic applications, the demand ...[Details]
IntroductionLED
billboards are a kind of information display terminal for the public, which has a wide range of civil and commercial values. However, the information displayed on most LED bil...[Details]
1. Introduction
Stepper motor is a basic component that converts electrical energy into kinetic energy. It has been widely used in a variety of electromechanical equipment, such as various machine...[Details]