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Leak detector (mainly based on ultrasonic wave, SDT170 series imported from Belgium, UP series of UE company in the United States, working principle): If a container or pipe is filled with gas, when ...[Details]

In the single-chip microcomputer system, digital tube (LED) is a commonly used display. The general display is 4 or 8 bits, and there are many ways to achieve this display, which is also relati...[Details]

In FM broadcasting, due to the different power distribution of each frequency band in the signal, the level of music programs varies greatly compared with language programs. When the level is small, ...[Details]

017C (YB4242) dual-trace oscilloscope use 1. Experimental Purpose Learn how to correctly use the YB4242 dual-trace oscilloscope, EM1635 function generator, and tube millivoltmeter. 2. Test Princip...[Details]

An article titled "90% of engineers don't know how to use an oscilloscope" has caused a strong response. Many netizens have also answered several questions in the article by leaving messages. Today w...[Details]

OFweek Cup · OFweek 2023 China Robot Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]

In January 2018, an electric car caught fire in a garage in a residential area in Chongqing without being charged or hit…   On the evening of April 21, 2019, an electric car caught fire and caused a ...[Details]

Recently, ON Semiconductor announced that it would acquire GlobalFoundries' 300mm fab in East Fishkill, New York, USA, for $430 million. Through the acquisition, ON Semiconductor will acquire a matur...[Details]

With the development of lighting technology, LED has entered people's lives. Due to its energy saving, environmental protection and long service life, it quickly gained a solid market position. Howev...[Details]

Chip architecture diagram The chip (here refers to the core, or CPU) and peripherals are connected through various buses, of which there are 4 driver units and 4 passive units. For ease of underst...[Details]

The multimeter is one of the main instruments used by circuit board maintenance personnel, industrial equipment maintenance personnel, maintenance personnel, and household appliance maintenance perso...[Details]

Regarding the data loss problem of the serial communication program of the 51 single-chip microcomputer, the serial debugging tool was used to find that about 10 out of 100 data packets lost the first...[Details]

Step 1: Circuit Diagram The circuit diagram is very simple; the whole project is powered by a 12V adapter. This 12V is then converted to +5V using two 7805 voltage regulators. One is labeled +5V a...[Details]

The flowchart of  keyboard display module debugging  is shown in the figure below:  #include reg51.h   #include absa CC .h   #define com XBYTE ；8279 command entry address  #define dat XBYTE ；8279 dat...[Details]

Soft start and star-delta start are two different motor starting methods, each with its own advantages and disadvantages. In practical applications, the choice of starting method depends on factors...[Details]