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1. Off-circuit detection This method is performed when the IC is not soldered into the circuit. In general, a multimeter can be used to measure the forward and reverse resistance values between eac...[Details]
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1. UPS control loop analysis A typical UPS control loop is shown in Figure 1. It contains three control loops. The most important loop is the instantaneous voltage control loop, followed by the DC v...[Details]
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#include
#include macros.h
#define uchar unsigned char
#define uint unsigned int
uchar QIAN=0,BAI=0,SHI=0,GE=0;
void delay_ms(uint ms)
{
uint i,j;
for(i=ms;i 0;i--)
for(...[Details]
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#include reg52.h #include "intrins.h" typedef unsigned char u8;/*char is 1 byte, 8 bits */ typedef unsigned int u16; /*Usually, int is used because the value range of unsigned char is 0~255; while t...[Details]
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On October 19, Shenzhen Xinshijia Semiconductor Technology Co., Ltd. received a strategic investment of 500 million yuan from Shanghai Wusheng Electronic Technology (Group) Co., Ltd., and the two par...[Details]
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Since the construction of the first batch of 3111 pilot urban monitoring systems in 2004, my country has entered a period of rapid construction of safe cities. Urban video surveillance applicatio...[Details]
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MMU, full name Memory Manage Unit, Chinese name - memory management unit.
Many years ago, when people were still using DOS or older operating systems, computer memory was very small, generally calcu...[Details]
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Originally, plain old telephone service (POTS) was designed to carry voice-only data between the customer premises and the central office (CO). However, broadband modems such as Asymmetric Digital...[Details]
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LG Electronics recently announced that its board of directors decided to terminate its loss-making smartphone business. TrendForce pointed out that LG's original market share is most likely to be tak...[Details]
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For Alexa and Google HOME users, smart voice assistants have become part of life. Currently, these devices passively accept commands and do not actively disturb users. However, in the near future, th...[Details]
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Preface
With the development of computer technology, industrial technology has also developed rapidly, and embedded applications have also become very widespread.
In order to ensure the rea...[Details]
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Temperature is one of the main controlled parameters in industrial control. Temperature detection and control are often used in daily life and industrial and agricultural production. Therefore, it ...[Details]
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1 Introduction
With the development of deep submicron technology, the capacity and density of FPGA are increasing. With its powerful parallel multiplication and addition (MAC) capa...[Details]
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Recently, Neuralink, a brain-computer interface company owned by technology "madman" Musk, held a press conference. At the press conference, the Neuralink device that can be implanted in the brain an...[Details]
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The photovoltaic industry has gone from being the most developed and the best investment to being in crisis. The domestic market demand is slow, and a large amount of photovoltaic production capacity ...[Details]
Embedded System
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