[i=s]This post was last edited by dcexpert on 2015-2-1 22:54[/i] The first official development board I remember was AVR Butterfly, which was given away by ATMEL during an event about ten years ago. T...
question:
Schneider ATS46 110kw soft starter fault is: after starting, relay R2 does not work. {referring to 10 seconds after starting} Specifically: the load is a 110kw motor; the soft starter parame...
I originally wanted to make wireless video, so I started with the cam. I read the posts on the forum and started with 1.12. When I opened the project, I found that there was no 205RG. It was so strang...
[i=s]This post was last edited by wisdomzhang on 2020-2-18 21:40[/i]Efinix has taken the lead in integrating open source RISCV in the FPGA field. Efinix's FPGA can support 4K-120K logic resources and ...
My circuit is stuck when proteus is simulated. When it is stuck, the following letters are displayed in the bottom box: SIMULATE: Running PROSPICE.DLL[C:\DOCUME~1\syb\LOCALS~1\Temp\LISA1101.SDF] Why i...
Synopsys recently released the "2021 Software Vulnerability Snapshot: An Analysis by Synopsys Application Security Testing Services" (hereinafter referred to as the report).The report shows that out o...
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]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[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]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[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]
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]
At present, a large number of cooling tower fans, speed fans and special fans are in use in petroleum, chemical, pharmaceutical, metallurgical and other enterprises. Some fans have no monitoring in...[Details]
Temperature compensated quartz crystal oscillator (TCXO) is widely used as a high-precision frequency source in communication systems, radar navigation systems, precision measurement and control sy...[Details]
The power supply is the core component of a computer. Although it is not of high value, all computer components rely on the switching power adapter to provide energy, so the stability of a power su...[Details]