When a high-priority task is found in the ready list, OS_TASK_SW() is called to switch the task level. If a high-priority task suddenly appears while a low-priority task is running, when will the high...
[size=3]Some time ago, the forum launched a SensorTag event, and many friends got the boards. I don’t know which friend’s SensorTag is idle, and he gave me one at a low price. If you can lend it to me...
Type-C is quickly becoming a connector standard due to its versatility, integrating multiple standards such as USB 3.1, DisplayPort, Thunderbolt, HDMI 2.1, etc. But while achieving all the benefits, T...
[i=s] This post was last edited by paulhyde on 2014-9-15 09:13 [/i] The attachment includes the solutions made by four groups, which are the final papers for review. The following is a summary of each...
I saw the following article on a forum.I don't agree with some of the views, so I come here to express my own views. [table=98%] [tr][td][table=98%] [tr][td]I don't agree with some of the views, why d...
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
The power supply is the core component of a computer. Although it is not of high value, all computer components rely on the switching power adapter to provide energy, so the stability of a power su...[Details]
As we all know, the manufacturing of modern automobiles is divided into four major processes: stamping, welding, painting and assembly, and the powertrain constitutes five inseparable production pr...[Details]
1. Electromagnetic compatibility design
Electromagnetic compatibility refers to the ability of electronic equipment to work in a coordinated and effective manner in various electromagnetic env...[Details]
Modern communication equipment, portable electronic products, laptops, electric vehicles, small satellites, etc. generally use batteries as power sources and are widely used. However, the batteries...[Details]
1. Overview
With the development of science and technology, PLC is increasingly used in industrial control. The reliability of PLC control systems directly affects the safe production and economic o...[Details]
Infineon's ICL8001G adopts a single-stage flyback and PFC controller with quasi-resonant operation mode, with a power factor greater than 98%, LED driver efficiency up to 90%, an operating voltage up ...[Details]
During the operation of electronic equipment,
memory
failure or failure will not only lead to economic losses, but also may lead to catastrophic consequences. Therefore, memory testing has ...[Details]
In the industrial production process, flow measurement is a widely used measurement physical quantity. In special cases, such as vertical oil wells, when it is not easy to install probes outside the p...[Details]
1. Don't say "Give me a code" as the first sentence when you see someone else's reply. You should think about why. When you figure it out yourself
and refer to other people
's
tips, you will...[Details]
In the process of designing electronic products, we usually control the cost of the designed products, always try to simplify the circuit, reduce the components, and simplify the installation process....[Details]
With the development of my country's economy, environmental pollution caused by energy consumption is becoming more and more serious. Sulfur dioxide and nitrogen oxides emitted from coal-fired flue...[Details]
Abstract Based on the overview of the hardware design of digital synthesis sweeper, this paper describes a USB2.0 interface design based on ISP1362, including the hardware structure design of USB i...[Details]
LED definition
In the PN junction of some semiconductor materials, when the injected minority carriers recombine with the majority carriers, they release the excess energy in the fo...[Details]
Figure 1 Solar panels on photovoltaic roofs "spontaneously combust"
Recently, a solar panel in a photovoltaic power station in Germany caught fire. The burning scene was horrific. It i...[Details]
Embedded System
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