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The Internet of Things (IoT) has become one of the most important technologies of the 21st century . Through low-cost computing, analytics, big data, and cloud and mobile technologies, devices can in...[Details]
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The main reason why the switching speed of BJT is limited is due to the influence of the stored charge in the base region of the BJT. The storage and dissipation of the charge requires a certain amoun...[Details]
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Timing is described by timing units. MCS-51 has four timing units, which are beat, status, machine cycle and instruction cycle. Next, we will explain them respectively. ·Rhythm and status: We d...[Details]
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Zoss Automotive Research Institute released the report "Analysis on SAIC's New Four Modernizations Layout and Weekly Observation on the New Four Modernizations of Automobiles, March Issue 4".
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At the Ministry of Foreign Affairs' regular press conference on September 4, a reporter issued a statement in response to a question about the United States' new round of "criminal investigation into...[Details]
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A team of engineers at the University of Illinois (UI) has come up with a polymer-based solid electrolyte that is not only self-healing but also recyclable without the need for high temperatures. By ...[Details]
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The following figure shows a long-distance wireless transmission circuit made with National Semiconductor's integrated circuit. It is not difficult to see that it actually uses its audio amplifier ...[Details]
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1. Introduction to CC2530 and development environment CC2530 itself is a 51 microcontroller core. It is very easy to develop a 51 microcontroller, that is, it has an additional wireless radio frequen...[Details]
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On January 11, US time, the annual CES (International Consumer Electronics Show) was officially held. Due to the severe epidemic situation abroad, this year's CES conference was held online for the f...[Details]
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iOS and iPadOS 15.2 Beta 4 released Apple today released the fourth beta of its iOS and iPadOS 15.2 upgrades to developers and public beta users for testing purposes. Two weeks ago, Apple released ...[Details]
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#ifndef __LCD_H #define __LCD_H #include "sys.h" #include "stdlib.h" ////////////////////////////////////////////////////////////////////////////////// //This program is for learning purposes o...[Details]
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Tesla, which has been more interested in developing automatic robotic arm charging solutions in the past, has begun to enter the field of wireless charging. Recently, Tesla chief designer Franz von H...[Details]
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LED是通电时可发光的半导体材料制成的发光元件，材料使用III-V族化学元素（如：磷化鎵(GaP)、砷化鎵(GaAs)等），发光原理是将电能转换为光，也就是对化合物半导体施加电流，透过电子与电洞的结合，过剩的能量会以光的形式释出，达成发光的效果，属于冷性发光。
LED最大的特点在于：无须暖灯时间(idlingtime)、反应速度很快(约在10^-9秒)、体积小、用电省、污染低、...[Details]
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introduction
Guests at high-end hotels sit at round dining tables and select food by touching the computer screen in front of them. Soon the selected food is delivered to the guests through tr...[Details]
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In the existing front dual wiper system, the synchronization between the left and right wipers is achieved by mechanical connection (Figure 1). This is necessary because the windshield is affected ...[Details]
stm32/stm8
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