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The circuit structure is shown in the figure below:When the effective value of the AC voltage is 30V, the output waveform is as follows, which is normal:When the effective value of the...
[i=s]This post was last edited by dcexpert on 2019-10-19 19:44[/i]The HCSR04 ultrasonic sensor calculates the distance by measuring the pulse width, so the pulse width can be captured using the PulseI...
[i=s]This post was last edited by Li Baiyi on 2021-12-22 21:11[/i]1. Use the PC serial port assistant to send commands to roughly understand the necessary conditions and steps for EC-01F to establish ...
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Award details: Click here to viewelement11.com has arranged to send the Iprober 520 current probe and TGF4042 function signal generator to the winners on Monday this ...
1. Simple demo communicates with the host computer through the 232 serial port. First, ensure that the MCU 232 serial port is connected to the computer's serial port. Of course, the computer is a US...[Details]
With the popularization and development of the Internet, home networking has become a trend of home modernization. Home networks mainly include two implementation methods: wired and wireless. Due to ...[Details]
It is reported that Taiwan's touch panel manufacturer TPK recently stated that it will make a final decision on reaching an investment agreement with Japan Display (JDI) before the end of the year. ...[Details]
There are dozens of inverter companies in China. If we trace back to the source of their technology, most of them can be attributed to three major factions: Hefei University of Technology, Santak a...[Details]
Recently, Beijing Tianzheng Hengye Electric Co., Ltd. announced the launch of a photovoltaic-specific DC circuit breaker:
1. Applicable to photovoltaic power generation, emergency power su...[Details]
With the widespread use of electronic instruments and electronic equipment, especially the popularity of household appliances, the safety of household appliances cannot be ignored. Leakage current,...[Details]
1 Introduction
The control device in the key process control system of metallurgy is required to have extremely high reliability. In blast furnace ironmaking production, if the control ...[Details]
The CM3 core supports 256 interrupts, including 16 core interrupts and 240 external interrupts, and has 256 levels of programmable interrupt settings. However, the STM32 does not use all of the CM3 c...[Details]
What is LED flip chip? In recent years, flip chip technology has been emerging in the chip field, especially in the high-power and outdoor lighting application market. However, due to its late develo...[Details]
Against the backdrop of the continued rise of the global new energy industry, the emerging energy storage technology company, Yihang New Energy, recently held a grand new product launch conference,...[Details]
In modern society, elevator control is still at the manual control stage, which wastes human resources and greatly reduces safety. Therefore, it is necessary to set up an elevator access control syste...[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 the field of electronic products, chips are an absolute upstream industry. For some reasons, this topic has been mentioned frequently in the past two years. Regarding the issue of "chip m...[Details]
Shanghai Panye launched an ultra-lightweight fuel cell based on metal bipolar plates at FCEXPO 2018 in Japan. Its weight is more than 30% lighter than the existing lightweight fuel cells for drones...[Details]
On November 6, it was reported that researchers at the University of Southampton in the UK are conducting a breakthrough experiment to test a drone equipped with an innovative "nervous system".
...[Details]