This paper introduces the control principle, system hardware, interface composition and system advantages of the variable frequency speed regulation system with the frequency converter 2PLC as the cor...
I want to make a function that automatically pops up the soft keyboard when the search dialog box pops up. I want to use SipEnumIM to get the input method information, then use the obtained CLSID valu...
A GoKit3
I know how to develop a smart pet house
but
How to transform it into an air quality detector?
Actually, it’s very simple
Just buy one on the almighty Taobao
MQ135 air quality detection sensor...
Why is it that the data of my interrupt-mode TWI bus dual-machine communication (two MEGA48 chips) is correct when simulated under proteus, but the received data is incorrect when downloaded to the mi...
The program needs to initialize the sine table and look it up to find the angle. It stops here and reports an error. The error is Can't read from data memory 0x3FA000, check memory config [-2185]...
Due to various needs, sometimes you may need to do square root on a microcontroller. Here is a method I found on the Internet and would like to share with you.1. Principle : pow(X,Y) represents X rais...
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[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 ...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
Abstract: Aiming at the needs of coal-rock acoustic emission signal monitoring system, a data acquisition circuit with 24-bit resolution and 16-channel synchronous data acquisition function is desi...[Details]
1. Proposal of
reconfigurable
measurement and control system
The measurement and control system generally refers to a system based on
computers
to realize data acquisition a...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
Industrial Control Electronics
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