Fundamentals of Motors and Traction (Petroleum University) : https://training.eeworld.com.cn/course/26637Video tutorial on motor and traction basics from Petroleum University...
Designing a ZigBee application for use with an energy harvesting source presents many challenges. One of the most difficult harvesters to work with is a self-powered switch, as very little energy is g...
This article mainly describes the DM642 EMIF startup method from the aspects of software and hardware, combined with the DM642 development board that the author actually uses. What is described in thi...
[i=s]This post was last edited by Xu Huiqing on 2022-1-19 13:26[/i]Time flies so fast. It is already 2022. Time flies by inadvertently. Now I am sitting in front of the screen with a lot of emotions i...
As the title says, the system should be stable from the perspective of the poles; what characteristics of the system can be explained from the perspective of the zero points, especially the zero point...
1 Ripple and Noise
Ripple and noise voltages usually appear when the AC voltage signal is applied to the DC input and output capacitors of the DC/DC converter. The output noise of the SMPS c...[Details]
On April 8, Zhang Huamin, chief researcher of the Dalian Institute of Chemical Physics, Chinese Academy of Sciences, visited Beijing Green Vanadium for exchanges and guidance. He focused on vis...[Details]
Project Overview 1.1 Project Background An oscilloscope is an electronic measuring instrument that can display the dynamic waveform of a voltage signal. It can convert a time-varying voltage signal i...[Details]
In the recently released "2018 Energy Storage Inverter (PCS) Report," IHS Markit published its findings and forecasts for the fast-growing industry. Overall, Germany-based SMA Solar Technology lead...[Details]
Recently, the revelations of private equity big V Ye Fei have spread in the secondary market. On the 15th, according to Ye Fei’s latest revelations on Weibo, in addition to Zhongyuan Home Furnishing,...[Details]
1 Introduction
Since the dynamic range of skin impedance of different groups of people is different, and even the dynamic range of skin impedance of the same person is different at differe...[Details]
introduction The ability to accurately digitize a sine wave is a sensitive test of the fidelity of a high-resolution A→D converter. This test requires a sine wave generator with a residual distortion...[Details]
1 Introduction
Digital signal processing DSP chip is a microprocessor that can quickly and real-timely implement various digital signal processing algorithm controls. It has been widely us...[Details]
According to Jiwei.com on January 14, Lu Weibing, vice president of Xiaomi Group, president of China, and general manager of Redmi brand, wrote that the K30 Extreme Commemorative Edition equipped wit...[Details]
This article introduces a pulse measuring instrument made of a single-chip microcomputer. Just put your finger in the sensor and you can quickly and accurately measure the pulse rate per minute. Th...[Details]
The mobile phone camera war may have just begun! This year, Nokia released the world's first five-camera smartphone at MWC2109 in Barcelona, which caused a heated discussion among the public. Thi...[Details]
0 Preface Wireless sensor networks integrate a variety of technologies, including sensor technology, computer technology and communication technology. They have great potential application prospe...[Details]
Recently, news came from the Taiwanese supply chain that AUO, Innolux and other mobile phone panel manufacturers are working hard to increase the production capacity of 18:9 full screens. In the se...[Details]
Abstract: This article mainly discusses the technical issues of using EDA tools to design Chinese character scrolling displays. The article first describes the hardware circuit based on field pr...[Details]
Industrial Control Electronics
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