Some quadcopters I saw online have automatic tracking functions, but I don't quite understand how they are implemented. One way I can think of is to carry an ultrasonic source on the moving target, an...
Today, I was afraid of rain, so it was not convenient to go far away to fish. I fished at the electric irrigation station (connected to the river) next to the town. I caught mostly small crucian carps...
The electric mask is similar to a fresh air system. There is a fan inside to suck in the outside air, and the outside air will enter the inside after being filtered by the filter element, which is use...
In Ethernet lwip protocol communication, calling the pbuf_free function in the receiving function does not seem to release the originally occupied memory. The address will only increment itself and fi...
[size=3][color=#333333][backcolor=rgb(239, 245, 249)][font=Arial, Microsoft YaHei]I recently needed to use an AC sampling circuit, but the DSP can only AD 0-3.3V range. So I thought of the summing cir...
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
1. Overview
The Virtual CAN Interface (VCI) function library is an application program interface specifically provided for the use of ZLGCAN devices on PCs. The functions in the library ar...[Details]
1. Project Introduction
Shandong Dezhou Xingtai Paper Co., Ltd. is a newly built high-end paperboard production enterprise with domestic leading level established by Shandong Zhaodongfang Pape...[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]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
1 Introduction to the overall system solution
The hardware part is mainly used to amplify the sound. When the sound is loud enough, the signal can be introduced into the microcontroller for de...[Details]
Applying fieldbus technology on new beer production lines is the first choice for large beer companies with strong management level and technical strength. Guangzhou Zhujiang Beer Group Co., Ltd. i...[Details]
Introduction
Temperature and humidity control are widely used in people's production and life. People use thermometers and hygrometers to collect temperature and humidity, and control temperatu...[Details]
Current sensing in automotive applications includes controlling the current through solenoids and injectors. For example, during diesel injection, we rapidly increase the current to the induction i...[Details]
The 8051 microcontroller is the most common microcontroller we have. I have been using 8051 for a long time and have also taught microcontroller courses for a period of time. Here I would like to s...[Details]
Since the early 1950s, when ultrasound detection began to be used in the medical field, ultrasound diagnostic technology has made great progress. Ultrasonic diagnostic instruments are of various fo...[Details]
Digital frequency meter is an indispensable measuring instrument in the fields of scientific research and production such as computers, communication equipment, audio and video. The digital frequen...[Details]
The quality of thyristors can be judged from four aspects. The first is that all three PN junctions should be intact; the second is that they can be blocked and not conduct when the voltage between...[Details]