I would like to ask you: (1) Can the 8-bit data in the STM32 memory be sent to the upper 4 bits of GPIOB via DMA (8-bit data only outputs the upper 4 bits)? How to set it up? (2) When DMA sends data t...
1. In 2013, I posted 24 topics in total on EEWORLD. It is too difficult to count the number of replies. 2. The most unforgettable thing for you in EEWORLD in 2013 was participating in the DIY design a...
As an electronic control component, the electronic expansion valve has the advantages of high precision, fast and accurate action, obvious energy saving effect, etc., and is combined with other intell...
I am currently working on my graduation project and I need to make a board. I have drawn the schematic, but I don't know how to choose the packages for the components. There is an integrated package l...
[i=s]This post was last edited by zhang7309 on 2019-6-21 23:25[/i]Project Name: Indoor Environment Monitoring Terminal
1. Introduction:The indoor environment monitoring terminal can monitor the indoor...
In 28035, an error pops up when using trigonometric functions in IQmath? I used one of the sin functions and the following window popped up when compiling:...
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
1 Introduction
Intelligent control instruments are one of the most commonly used controllers in industrial control. They are mainly aimed at a specific parameter (such as pressure, tempera...[Details]
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[Details]
The traditional display screen using 51 single-chip microcomputer to control LED dot matrix has relatively simple functions. If it is to achieve diversified functions, it often takes a lot of time ...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
FPGAs are used in 81% of electronic systems, including many commercial and defense products, and most FPGAs use BGA packaging. The BGA packaging is characterized by small solder balls and small sol...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
With the widespread application of new services and technologies in the communications industry, the scale and capacity of operators' network construction are getting larger and larger, and the ris...[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]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[Details]
The emergence and development of street lamps are inseparable from the prosperity and progress of cities, which makes street lamps useful. Conversely, street lamps also make the night of the city n...[Details]
Don’t just look at the power when choosing a power supply
We know that a power supply with a low rated power can hardly meet the power supply needs of the system, which may cause frequent free...[Details]