The passive buzzer on the control boardThe sound is mainly produced by controlling the high and low pulse signals. The sound frequency is controllable. Different frequencies will produce different ton...
LOTO arbitrary waveform generator SIG82 simulates the output of relay energization and disconnection signal waveforms for algorithm debuggingThe current change process when the relay is energized is a...
Spring is bright and beautiful, with bright sunshine everywhere, colorful flowers everywhere, melodious birdsong and insect chirping everywhere, and intoxicating fragrance everywhere. This is a green ...
With the development of ubiquitous computing and mobile communication technology, people gradually use u (ubiquitous, meaning "everywhere") to replace e to describe information-based things, and count...
According to insiders, American chip design manufacturer Marvell has decided to lay off its entire Chinese R&D team. Marvell has not yet officially announced layoffs, but Marvell China employees have...[Details]
Mitsubishi PLC stop processing priority
The priority order of QD75 stop processing is as follows:
Slow down and stop, stop suddenly, stop immediately
(1) During deceleration (i...[Details]
C51 is widely used in single-chip microcomputers due to its high readability and portability. However, in some cases, the program written in C51 may have to be written in assembly language bec...[Details]
introduction
The so-called smart car refers to a vehicle that integrates modern information technology (mainly including artificial intelligence technology, sensor technology, image processing...[Details]
Mouser launches new TE Connectivity/Laird External Antennas fixed and mobile 5G antennas January 18, 2023 – Mouser Electronics, an industry-renowned New Product Introduction (NPI) distributor offe...[Details]
01 The system key must have an external axis option, and use the key to set up the system, as shown below (the example below shows that 3 external axis drives can be added)
02Click to open...[Details]
First, there are two types of time under Linux, system time and hardware time (RTC chip):
1. System time is the time that can be directly seen by the running system;
2. Hardware time is t...[Details]
From the structure diagram of the timer/counter above, we can see that the 16-bit timer/counter is composed of two 8-bit dedicated registers, namely: T0 is composed of TH0 and TL0; T1 is composed...[Details]
Introduction: The serial port is a tool for exchanging information between the microcontroller and the outside world. There are two communication methods of 8051 microcontroller: parallel communicati...[Details]
With the continuous development of information technology, video information is increasingly widely used in entertainment, education, security, life and other fields. This paper introduces the resear...[Details]
The human eye has a very high resolution for the color and
brightness
of light, and is particularly sensitive to differences and changes in color. The human eye has different sensitiviti...[Details]
In view of the popularity of PD gallium nitride fast charging in recent years, from 20W to hundreds of kilowatts, the power is getting bigger and bigger, the charger is getting smaller and smaller,...[Details]
According to foreign media reports, the US branch of Q-Free, a Norwegian toll collection and intelligent transportation system (ITS) provider, will use real-time data to manage the complex and divers...[Details]
The milk powder produced by Bechtgardner Nutritional Food Factory, a famous German milk powder producer, has not had any safety problems in the past 60 years. This is due to the fact that all its infa...[Details]
Bootloader is the first step in embedded system software development. It closely connects software and hardware and is crucial for the subsequent software development of an embedded device. Blob is a...[Details]
Power technology
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