I need the phase difference, but I don't know how to display floating point data on 1602, how to decompose and display it, it's urgent, please help!...
[backcolor=rgb(222, 240, 251)]I use two boards for Bluetooth communication. [/backcolor] [backcolor=rgb(222, 240, 251)]The big board is STM32F767, and the Bluetooth module is the following [/backcolor...
Give someone a rose, and you will have the fragrance on your hands! A good post, on the one hand, is a summary and induction of your own knowledge; on the other hand, it can also inspire others, stimu...
I want to buy an ARM7 S3C44B0 development board, but I don't know which one has a better price/performance ratio, and provides more information on peripheral modules. Companies like Tianqian and Feili...
After the USB is inserted into the device, I want to use the application to decide whether to [PC recognize, charge] 1. When the user chooses PC recognition, both NAND and SD cards can be recognized b...
Hello! I use MATLAB to generate a sine wave sequence with a frequency of 2000Hz. On the M4, it is transmitted to an external DAC via the I2C protocol. How do I consider this frequency? How can I ensur...
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]
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[Details]
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[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]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[Details]
Introduction
Liquid crystal, as a display device, is widely used in low-power products such as instruments, meters, and electronic equipment with its unique advantages. In the past, the displ...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[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]
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]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[Details]