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Since the invention of laser in the 1960s, lidar has developed on a large scale. Today, lidar technology has penetrated into various fields, including military, commercial, and civilian use, and wi...[Details]

      Compared with the regular version, the iPhone 13 Pro/Pro Max has more selling points, including a 120Hz refresh rate display, a full-blooded A15 processor, a fully upgraded triple camera, 6GB R...[Details]

According to foreign media reports, the South Korean government estimates that, thanks to the tax credit policy stipulated in the U.S. Inflation Reduction Act (IRA), by the end of this year, the cumu...[Details]

Last week, Apple officially launched its second tablet computer, iPad 2, in the United States. First of all, the number of cores in the CPU and GPU has doubled, while the weight and thickness of the p...[Details]

1. Load characteristics: Wire drawing machines are also called wire drawing machines, which are widely used in machinery manufacturing, hardware processing, petrochemicals, plastics, bamboo an...[Details]

When using PLC to control stepper motor, PLC output pulse is required to control stepper motor driver. Pulse output may also be used in many other occasions. The pulse output instruction of Siemens...[Details]

　　(1) Working principle of CV/CC power supply CV/CC power supply is usually a power supply constructed based on the linear regulation principle. Figure 1 is its typical circuit. In the figure, the er...[Details]

        1 Hardware Design   　　        1.1 Timing Matching   　 　        HPI8 has a total of 18 signal lines, including 8 data lines (HD0 ~ HD7), and the remaining 10 are control lines, as listed in T...[Details]

1. What is a touch switch ? Touch means lightly touching. Therefore, a touch switch can also be understood as controlling the on and off of the switch by lightly touching it, that is, lightly pressin...[Details]

The project is to detect soil moisture in the corresponding environment, as well as detect air temperature. Software environment: Keil C51 software Hardware environment: KST 51 development (with buil...[Details]

Beijing time, August 3rd news, researchers at the Korea Advanced Institute of Science and Technology have developed an electronic tattoo ink made of liquid metal and carbon nanotubes that can be used...[Details]

Preface: These problems are what I encountered in my work before. Later I felt that I needed to summarize them. My memory is not good, so I marked myself here. 1. Trigger method The external interr...[Details]

An oscilloscope is an electronic measuring instrument with a wide range of uses. It can be used to test different electrical quantities, such as voltage, current, frequency, phase difference, amplitu...[Details]

On the evening of August 18, Han's Laser released more than 20 announcements in succession, mainly announcing the 2019 semi-annual report, supplementing the construction status of the European R&D an...[Details]

S-parameter measurements of time domain reflectometry and transmission Among the three basic electrical characteristic test and measurement instruments in the frequency domain, time ...[Details]