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Siemens commonly used PLC instruction table Calculates the time difference between the current time and the time provided by IN and stores the time difference in ouT. The maximum time interval...[Details]

1. Introduction Persistence of vision (POV) is the brief stop of vision. When the human eye looks at an object, the image of the object will be formed on the retina. The photoreceptor cells on the re...[Details]

1. Project Overview 1.1 Introduction Energy shortage is a new problem facing the world in the 21st century. In addition to finding new energy reserves, energy conservation and efficiency improvem...[Details]

From the evolution of decentralized architecture to central computing platform, from hardware-defined cars to software-defined cars, the innovation of car-making concepts with data-determined experie...[Details]

Currently, barcodes are used in the market to record the relevant information of items on the barcodes, and then the barcodes are scanned by scanners to obtain information. RFID only need...[Details]

With the rapid development of fiber optic sensing technology and fiber optic communication technology, optoelectronic technology is increasingly used in power systems. Electronic transformer is one of...[Details]

System Introduction: Zijinqiao software is an open platform that can connect various devices through various communication methods. It also provides various commonly used controls such ...[Details]

1 General description: The DM9000A PHY can communicate with the 10BASE-T standard on UTP3\4\5 or the 100BASE-T standard on UTP5. Its auto-negotiation function is able to automatically configure the D...[Details]

　　Using light to treat human diseases is a very old method. As early as thousands of years ago, China, Egypt and other countries used sunlight to treat diseases. As a new type of light source, LED ...[Details]

#include "lcd1602_driver.h" #include msp430g2553.h #include "typedef.h" #ifndef _LCD_1602_ #define _LCD_1602_ //lcd1602的io #define LCD1602_WR_DATA_PORT P2OUT //Data output port #define LCD1602_RD_DAT...[Details]

When designing the "PlayStation 3" (PS3, model "CECH-2000A", released in 2009), Sony Computer Entertainment (SCE) focused on "drastically reducing manufacturing costs" (Masayasu Ito, SCE Senior V...[Details]

For several years, the four letters "CASE" have represented the future direction of automobile development, which refers to "connected", "autonomous driving", "sharing" and "electric". Among these fo...[Details]

A colleague once asked, “How do I measure microvolts in my test?” High-precision DC voltage measurements can be complex. When measuring, time is money. Therefore, achieving fast and accurate measureme...[Details]

Addressing mode The addressing mode is the form of operands provided in the instruction, which can be the operand itself or the location where the operand is stored. In the 51 microcontroller, ther...[Details]

01 Information security requirements This chapter mainly introduces the information security requirements from four aspects: hardware security, system security, communication security, an...[Details]