External power supply 24V The power supply of the product I made is relatively simple, converted by 7815 three-terminal regulator. The external power line is wound around the servo motor, passes throu...
After wiring according to the diagram, 8050 gets hot, the motor sometimes rotates, sometimes not, I don't know the parameters of the small motor, so I tried the resistor, I tried changing the current ...
A wireless router is what we commonly call a Wi-Fi router.It has many working modes, which can be roughly divided into routing mode and AP mode. AP mode can be further divided into AP mode (nesting do...
I had heard that microcontrollers were very promising, so I found many teachers before I decided to learn microcontrollers. The training institutions in society only had theories, and wasted time, mon...
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[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]
1 Overview
In the field of traditional lighting, the concepts and definitions of lamps and lamps are clear. Lamps and lamps have their own applicable product standards, supporting technical st...[Details]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[Details]
The rapid development of the automobile industry has promoted the progress of global machinery, energy and other industries, as well as the development of economy, transportation and other aspects,...[Details]
(1) Open circuit voltage of the battery
(2) Internal resistance of the battery
(3) Battery operating voltage
(4) Charging voltage
Charging voltage refers to the voltage applied ...[Details]
1 Introduction
In order to cope with the energy crisis and slow down global warming, many countries have begun to pay attention to energy conservation and emission reduction and the de...[Details]
There are two main ways to measure temperature: one is the traditional contact measurement, and the other is
non-contact measurement represented by
infrared temperature measurement
. Tradit...[Details]
1 Introduction
This laboratory is mainly based on the characteristics of vocational education. It provides remote PLC technology training and teaching experiment functions for on-campus (studen...[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]
With the reform of the education system, the proportion of funds invested in teaching facilities by colleges and universities has become increasingly important. As the most basic hardware condition fo...[Details]
Pure C51 reset function: A junior student, who makes people love and
fear The single-column reset part is as follows:
main()
{
unsigned char code rst ={0xe4,0xc0,0xe0,0xc0,0xe0,0x32}; ...[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]
Analog electronics
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