I have been working in the embedded industry for about 8 years. I have a lot of feelings and understanding about C language. This article will talk about the in-depth study of C language. Every time I...
This picture doesn't look like DohertyRF power amplifiers are widely used in various wireless communication devices. In communication base stations, linear power amplifiers account for about 1/3 of th...
I graduated from university in June 2018 and now work in a company that doesn't pay much attention to hardware. This job is really useless and I can't learn any technology. Now I want to find a new jo...
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The winners are as follows:btty038yin_wu_qingLisingwtx0121landeng1986Pengzi1761Wang Xingangszy123wago200854chenjqHawkierlukouGaohjf2002tobotliuhiMy student numberlishiwenlark100nick_liu1...
I would like to ask, how to calculate the switching frequency of MOS tube? For example, in the figure below, the optocoupler is 521 and the MOS tube is 3205. What is the highest switching frequency of...
Yesterday, when I was testing an isolation transformer, a wire on the secondary side fell off and touched a wire on the primary side AC220V grid. The transformer was isolated, so it should have been f...
Samsung Electronics said on Sunday that its mobile phone products accounted for more than 70% of the domestic market share in South Korea for the first time in the third quarter, according to Yonhap ...[Details]
The vast majority of the testing industry has accepted the concept of virtual instrument technology, or tends to adopt virtual instrument technology. For example, the representative US military, al...[Details]
1. Description The SPI communication between the two STM32 boards uses SPI2. The host sends multiple sets of data continuously (the data format is half word, i.e. 16 bits), and the slave us...[Details]
The circuit shown in Figure 1 is a configurable 4mA to 20mA loop-powered transmitter based on an industry-leading micropower instrumentation amplifier. Total unadjusted error is less than 1%. It ca...[Details]
Recently, Tektronix announced that its advanced semiconductor open laboratory in Beijing has been fully upgraded and officially launched Version 2.0, which indicates that the company is following t...[Details]
Hardware description: PB5 of ATmega48/88/168 is the SPI clock output, connected to the shift clock input of 74HC595/74HC165; PB4 is the MISO data input of SPI, connected to the data output of 74HC165;...[Details]
Overview
As a speed control device, intelligent inverter is widely used in various motor control for its versatility, high reliability and high energy saving, such as metallurgy, papermaking, elect...[Details]
The function of the vehicle electronic compass is to help users determine the direction of the vehicle, accurately display the azimuth angle and provide correct operating instructions. Therefo...[Details]
With the introduction of a series of favorable policies such as the "dual carbon" goals, whole-county distributed power, and large wind and solar bases, the downstream photovoltaic market has surge...[Details]
Samsung is planning to launch new smartwatches later this year, following the Galaxy Watch and Galaxy Watch Active 2, and the devices have now received certification, according to Sammobile. ...[Details]
AR device company Magic Leap is expected to launch its latest AR device, Magic Leap 2, later this year. One of the main features of Magic Leap 2 is the 3D indirect time-of-flight (iToF) depth sensing...[Details]
Recently, Yaohuo Microelectronics completed a round A financing of 50 million yuan, exclusively invested by IDG Capital. After this round of financing, Yaohuo Microelectronics has accumulated nearly ...[Details]
The lithium iron phosphate battery cells produced by Jiangsu Haiji New Energy Co., Ltd. have been tested by China Electric Power Research Institute Co., Ltd., making it one of the first companies i...[Details]
1 Introduction
Since the first digital signal processor (DSP) chip was introduced in the early 1980s, DSP has brought great opportunities for the development of digital signal proces...[Details]
Of the many attractive features of solar panels, one of the most prominent is their environmental benefits. Especially in areas with serious environmental problems, a source of power generation w...[Details]