As shown above, click here to apply for freeThe DCM is an isolated, regulated DC-DC converter that operates from an unregulated wide range input to produce an isolated output. With its high frequency ...
1. When it comes to the conduction condition of NMOS, it only needs VGS0. But after conduction, won’t VS be greater than VG?2. We noticed that the full-bridge driver needs a bootstrap circuit. What is...
Design name: DIY mobile slide for electron microscope
Image:I bought the slide for a few dollars online. I don't know what product it is used for.
System structure:1. PYthon host computer program
2. r...
First of all, I would like to thank @dcexpert for donating the development board. Here is a brief introduction of the board:pybL series development board, ultra-low power consumption, supports micropy...
[i=s] This post was last edited by RCSN on 2019-1-6 14:29 [/i] [font=宋体][size=4] The author saw that the onboard emulator has a virtual serial port, and thought it was connected to the serial port of ...
Source: Filter
Author: Junmao
Over the past two decades, we have witnessed the transformation of mobile communications from 1G to 4G LTE. During this period, key communication technologies have change...
1 Introduction
Dynamic display usually uses a dedicated chip 8279 to expand the keyboard and LED display. This method can realize the interrupt mode or query mode input of the keyboard, but the siz...[Details]
Well-known digital blogger @芒果先生 published an article analyzing why Apple has the confidence to provide 5W charging as standard for iPhone. He said: Apple considers that if the cost of fast charging ...[Details]
Microsoft has updated its Edge browser and now natively supports Apple Silicon processors, optimizing performance for Macs equipped with M1 chips. The update was announced through the official Ed...[Details]
Google's robots can navigate and move autonomously; Amazon's robots are already busy working in unmanned warehouses; and in the Briggo coffee shop in Austin, Texas, robots have replaced baristas, pre...[Details]
1 Introduction
ARM9 is increasingly widely used in various bioelectronic instruments, and the fully automatic biochemical analyzer is a typical application. The temperature has a great inf...[Details]
The observation, forecast and research of negative air ion detectors are mainly used in environmental meteorology, ecological meteorology, tourism meteorology and other disciplines. Through the estab...[Details]
Undefined mode: implements software simulation of hardware coprocessors and instruction set extensions through software simulation. Supervisor mode: Runs the operating system protection code, suc...[Details]
There have been reports that Apple will update its 11-inch and 12.9-inch iPad Pro devices this year, which are expected to be released in the first half of 2020. Some foreign media have also got...[Details]
According to "How do you view the future development of the battery industry in Europe?", after a year, Northvolt's development pace seems to be relatively smooth. Judging from the current developmen...[Details]
In the development of the automobile industry, intelligent mobility has become a future development trend. At present, autonomous driving has become a standard feature of automobiles. Although unmann...[Details]
In the process of embedded development, multiple serial ports are often required for communication. Using the printf function is a good choice. It is convenient and practical after formatting the out...[Details]
Heraeus is accelerating and expanding its sensor technology strategy by establishing the global business unit "Heraeus Nexensos". Heraeus' sensor business has been repositioned under the new name "He...[Details]
Compared with traditional lighting fixtures, LED lamps do not need to use filters to produce colored light. They are not only highly efficient and pure in color, but also can achieve dynamic or gra...[Details]
Abstract: Taking the use of TMS320C6200 fixed-point DSP chip to complete the quantization of DCT coefficients in the MPEG-4 standard as an example, we briefly introduce the quantization method o...[Details]
Analog electronics
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