These days, in my child’s extracurricular math study group, the teacher no longer sends geometry, combinatorics, number theory, or application questions, but instead sends series questions every day.
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At present, the deployment of three types of 3G networks of three domestic operators has been basically completed, and large-scale commercial trials and tests have begun. Moreover, the number of users...
Please tell me how to solve this problem static void task4(void *p_arg) { float T; OS_CPU_SR cpu_sr; while(1) { OS_ENTER_CRITICAL(); T=Get_Temperature();//Start collecting temperature OS_EXIT_CRITICAL...
I want to use MSP430 to drive a 7-inch TFT color screen. I use the LM1117-3.3 voltage regulator chip. Two LM1117-3.3 are connected in parallel. The working current is about 0.5A. Now the problem is th...
English is probably a pain for many people, but it seems that we can't live without it. I wonder how good are the English levels of all the engineers? Can you speak? Can you listen? Can you write? Can...
Since I applied for the development board, I have completed seven or eight articles. I have listed them together for your reference.Apply for LM3S8962 development boardMainly talk about the projects t...
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[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]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
Only a small number of LED manufacturers can produce high-quality LEDs. For applications that are only used for simple indication, low-quality LEDs are sufficient. However, high-quality LEDs must...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[Details]
1. Introduction
With the increasing popularity of fully automatic washing machines, consumers have higher and higher requirements for their environmenta...[Details]
Introduction
As the country increases its efforts to control the atmospheric environment, motorcycle emission regulations will become stricter year by year, and motorcycles that do not meet the...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[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]