What OPA doesAmplifying small signals
Impedance matching
Signal Isolation
Filtering (including low-pass filtering, high-pass filtering, band-pass filtering, etc.)
drive
Make small power supply...
[i=s]This post was last edited by nemon on 2022-6-5 20:38[/i]I forgot to mention it before, the official video is here: https://occ.t-head.cn/community/course/detail?id=3988680041243414528
This is stu...
PCB dead copper, also known as PCB island, refers to isolated and unconnected copper foil in the PCB. It is usually produced when copper is laid. Should dead copper be removed in PCB design? Some peo...
1. Source files (*.c *.asm) 2. Header files (*.h *.inc) 3. There are two types of cmd files. One is used to allocate RAM space, which is used to download the program to RAM for debugging. Since most o...
In UART communication design, engineers will first select the appropriate baud rate according to system needs, and then select the appropriate clock source frequency to minimize the cumulative error w...
"Automotive Bus Systems" is a core technical translation of automotive communication buses and their diagnostic application protocols as well as the AUTOSAR standard. The original book has been publis...
Have you been struggling with the failure analysis of circuit boards for a long time? Have you spent a lot of energy on the sample debugging process? Have you ever doubted your originally correct des...[Details]
Among some of the world's famous single-chip microcomputer product series, the PIC16F87X series of single-chip microcomputers is one of the single-chip microcomputer varieties with the largest numb...[Details]
This project was supported by the National Natural Science Foundation of China Youth Science Fund (51707032).
(The following is the main content of this article. For the original text, please ...[Details]
TD-LTE, FDD-LTE and LTE-Advanced (LTE-A) wireless technologies use several different multiple-input multiple-output (MIMO) techniques. As the complexity of MIMO systems increases, the test methods wil...[Details]
By Shao Xuejian, General Manager of State Grid Zhejiang Lishui Power Supply Company
In recent years, in order to implement the decisions and arrangements of the 19th CPC National Congress on t...[Details]
A
robot
can easily pick up a bedridden patient, help him bathe, and change bedding; it can also pick up a spatula to cook, wash dishes, and sew clothes... Such scenes have become a reality ...[Details]
CDN is a distributed content distribution network built on an IP network, which mainly adopts a "center-edge" storage and service distribution method. Its basic principle is to deploy edge ser...[Details]
0 Introduction The traditional greenhouse lighting system provides supplementary lighting when the light intensity is insufficient. The supplementary lighting time cannot be adjusted and is alwa...[Details]
The frequency converter (hereinafter referred to as VFD) is an electronic and electrical device widely used in modern factories. It is a high-end electrical product, and its main application areas ...[Details]
Although reuse and recycling are the best options, many small, simple, low-power electronic devices are often disposable. A new paper battery could make them more environmentally friendly because i...[Details]
1. Never mix signal cables and power cables in a multi-core cable! 2. When maintaining oxygen pipeline instruments, do not allow them to stick to oil. Do not mix oil-free transmitters and pressure ga...[Details]
When USART is debugged with the serial port assistant, garbled characters appear. This is usually a baud rate problem. For example, when sending "hello world\r\n" to the serial port, the data receive...[Details]
A JFET device is used as a variable resistor to adjust the amplitude stabilization circuit of the AGC loop, and the circuit is shown in the attached figure.
Working Principle This circui...[Details]
As a new type of green light source, LED light source has been more and more widely used due to its advantages of low power consumption, long life, fast response speed, high efficiency and energy s...[Details]
The "call" instruction in the ABB robot programming instructions is a very important instruction, which allows the programmer to call another program or subroutine in the program.
Overvi...[Details]