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Video surveillance is the most important module in the security industry. It is more widely used than other sectors, but it has also developed from single to double, from few to many. As the scope...[Details]
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1. Design requirements and goals This system consists of STC89C52 single-chip microcomputer circuit + GPS module circuit + GSM module SIM800A + indicator light circuit + power supply circuit. 1. Af...[Details]
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Price increases for copper clad laminates are common in the industry. Not long ago, Jiantou, a major copper clad laminate manufacturer, issued a price increase notice. In view of the continuous rise ...[Details]
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#include"reg52.h"
typedef unsigned char uchar;
typedef unsigned int uint;
//digital tube port control
sbit SG = P0^0; //control the ones digit
sbit SS = P0^1; //contr...[Details]
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In the past few months, there have been constant speculations, rumors, spy photos, renderings, etc. about the appearance design of the iPhone 12 Pro Max; now, netizens in the Reddit community ...[Details]
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Digital is an advanced measuring instrument that has appeared in recent years. There has been a trend in the world that pocket digital multimeters have replaced traditional pointer multimeters. Becau...[Details]
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1. Project Background
As the country promotes the strategy of independent control and localization of information technology in all walks of life, the field of ship informatization, ...[Details]
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Preface
UPS power supply is a key device used in the industrial field to protect the load from power failure. There are two types of power failure protection for different load applications. O...[Details]
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Mr. Wang, who lives in a rural area in northern Jiangsu, recently installed a household grid-connected photovoltaic power generation system, which enables him to generate electricity for his own us...[Details]
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/*1602LCD latest driver
Note: 1602 LCD data port is P0 port
***Because the detection of LCD busy state is unstable, so use delay instead***
The character horizontal axis display range is 1--...[Details]
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Switching Power Supply Ripple Measurement To effectively reduce the output ripple of the switching power supply, we must first have a more reliable test method. The false waveform caused by the probl...[Details]
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The default setting of the Keysight function generator is to display the desired voltage despite being terminated into a 50 ohm load. When measuring the output of the function generator with a high i...[Details]
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"According to the design, if the Yonggang substation wants to achieve 'one-button smooth control' intelligent operation, 240 industrial video-grade cameras need to be installed to realize intellige...[Details]
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#include REGX51.H #include "LCD1602.h" #include "DS1302.h" void Delay1ms(unsigned int count) { unsigned int i,j; for(i=0;i count;i++) for(j=0;j 120;j++); } main() { ...[Details]
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In 2024, the growth of the AR industry is significantly faster than that of VR devices, and shipments have also increased. The differences between the AR and VR industries reflect that consumers' p...[Details]