About the problem of transistor driving the same voltage load and different voltage loadIf the microcontroller is 3.3V and the relay is powered by 12V, can it be driven by an NPN tube? I have seen man...
[i=s]This post was last edited by littleshrimp on 2015-12-10 16:15[/i] [font=微软雅黑][size=4]I wanted to get a high-end metal detector some time ago, so I could go out and look for treasures. [/size][/fo...
I would like to ask you all, when using LM3S to configure a PWM signal, the period of the PWM signal is fixed. How can I get the PWM frequency signal I want? If the clock period is 50MHZ,...
[i=s]This post was last edited by Qiangzi00001 on 2014-12-15 13:35[/i] :loveliness::loveliness:I was bored today, so I made a very nice gadget. This time, I used the module on my GY-86 to communicate ...
[b]Idea of a scheme[/b] Nowadays, LED flashlights are popular online. The circuit is simple, which is a lithium battery plus LED driver + LED chip. Some are single LED lamp beads, and the strong light...
[align=center][color=#ff00][size=4]Detailed explanation of the application principles of common functional modules of MSP microcontrollers[/size][/color][/align] [align=center][size=4] [/size][/align]...
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
introduction
Steam turbines are driven by high-temperature and high-pressure steam generated by boilers to run at high speed. They are key power equipment in thermal power plants. The emergenc...[Details]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[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]
As the global LED market demand continues to increase, my country's LED industry will face huge opportunities in the future. However, the core LED technology and patents are basically monopolized b...[Details]
Almost everyone in a student dormitory has a bedside lamp. But if you want to read for a while after turning off the lights and don't want to disturb your roommates' sleep, you may need a reading l...[Details]
The fluorescent lamps and energy-saving lamps we commonly use now have greatly improved luminous efficiency compared with the earlier ordinary incandescent lamps and have been widely used. With the...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems (GP...[Details]
Leakage current is generated by parasitic resistance paths between the measurement circuit and a nearby voltage source. This current can significantly reduce the accuracy of low current measurement...[Details]
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