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In response to questions from investors, HGTECH stated that the company has seized the opportunities of the 5G era, focused on the construction needs of 5G fronthaul, midhaul and backhaul networks, a...[Details]
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Previously, Meizu founder Huang Zhang said, "For a company, talents are those who can make money, and those who lose money are wasted money." So the question is, how much money did Meizu lose? It is ...[Details]
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Programmable control circuit design The enhanced STC8051 microcontroller and its surrounding circuits form the smallest microcontroller system. The STC8051 chip used has the following hardware r...[Details]
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The annual IFA exhibition is about to open, and Sony, LG, Nokia and others are expected to launch new phones at the exhibition. On August 9, according to media reports, HMD will participate i...[Details]
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Samsung is about to release the Fan Edition (abbreviated) version of the Galaxy S20 series smartphones in the next few months, and there have been some leaks about the phone earlier. Today, Wi...[Details]
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NVC,
a leading brand in
China's
lighting
market, is facing the risk of brand fission as the "civil war" escalates - dealers plan to establish a new company (
NVC Lighting
Operator All...[Details]
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The microcontroller source program is as follows: #include reg52.h #include stdio.h sbit DQ = P1^3; sbit RS = P1^5; sbit RW = P1^6; sbit EN = P1^7; void delay(unsigned int i); void init_DS18B20(vo...[Details]
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1. Power filter
The core part of the EB lamp power supply is a DC/AC inverter, which generates 2.65MHz high-frequency power to light the gas discharge bulb, which will bring electromagn...[Details]
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Xiaomi has announced some parameters of the Xiaomi 12 series screen. Officials said that the Xiaomi 12 mobile phone screen has obtained the DisplayMate A+ grade and is also the first mobile phone ...[Details]
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I have analyzed the startup code under 44b0 before, and the difference is not very big. I looked at it again today. The startup code is different from the Bootloader. It mainly refers to the assembly ...[Details]
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At present, the global "chip shortage" situation is still continuing, and the chip shortage has caused a series of chain reactions, making the supply of wafer foundry, semiconductor materials and equ...[Details]
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1 Introduction The transmitter is one of the important equipment for wireless communication, and is widely used in the fields of radio and television, mobile communications, marine transportation, an...[Details]
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What are the characteristics of DSP compared with MCU? 1) DSP is faster than MCU and has a higher main frequency. 2) DSP is suitable for data processing and has a higher instruction efficiency fo...[Details]
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The generation of three-phase SPWM can generally be achieved by comparing a sine wave with a phase difference of 120° with a triangle wave. A three-phase sine table can be composed of three i...[Details]
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Recently, passengers waiting for buses at the Zhengqi Garden North Gate bus stop in Lingang District were attracted by the high-tech bus stop. The streamlined appearance, photovoltaic panels that can ...[Details]