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Introduction: In the main function of the C program, the user inputs any integers, and then calls a function written in ARM assembly in main (in which the sorting function of these integers is comple...[Details]

#include Songhan MCU TA= (float)((NTC_B2550/((NTC_B2550/298.15)-(logf(10/rntc)))-273.15+0.05))*10; 51 single chip microcomputer TA= (NTC_B/((NTC_B/298.15)-(log(10/rntc)))-273.15+0.05)*10; TA...[Details]

The figure shows an application circuit composed of W723 multi-terminal adjustable integrated voltage regulator, whose output voltage is lower than the reference voltage and current reduction type is...[Details]

This small uninterruptible power supply (UPS) can provide 5V, 9v and 12v DC power supply. The maximum supply current can reach 1A. It can supply power to the load without delay when the main power is...[Details]

How to use a multimeter to test capacitors? Capacitors are one of the most commonly used electronic components. The appearance and circuit symbol of a capacitor are shown in Figure 10. The universal ...[Details]

Anyone who knows about 51 MCU knows the working principle of serial communication of 51 MCU. Our MCU uses TTL level. In order to make our MCU communicate with PC, we need a level conversion chip to c...[Details]

The issue of TSMC setting up a factory in the United States has once again aroused heated discussions in foreign media. TSMC emphasized that it is carefully evaluating the issue of setting up a facto...[Details]

At present, the measurement methods of inner diameter in China are mainly contact measurement. However, due to the wear of measuring tools and human factors, the measurement error of contact measureme...[Details]

Introduction 　　In the design of control terminal systems, when the system requires low overall power consumption, the C8051 series of microcontrollers is the best choice. They have flexible clock ha...[Details]

Selection and inspection of megohmmeter: First consider whether the rated voltage and measurement range of the megohmmeter are consistent with the insulation level of the electrical equipment being m...[Details]

Due to the COVID-19 pandemic, Apple's Worldwide Developers Conference (WWDC) was completely switched to online for the first time in more than 30 years. In the most anticipated keynote speech, Cook a...[Details]

introduction In the urban rail transit power supply system, the protection unit of the substation equipment and other secondary components usually use a DC110V power supply, which is provided by the ...[Details]

The switching power supply is composed of two parts: the main circuit and the control circuit. The main circuit is the circuit that transfers the electric energy of the mains to the load, and the c...[Details]

I. Design Task: This design consists of four modules: data display module, temperature acquisition module, time processing module and adjustment setting module. The system uses AT89S52 single-chip mi...[Details]

Huang, speaking at market research and advisory firm Gartner's IT Symposium/Xpo event in Orlando on Tuesday, argued that CEOs and CIOs must start using AI early and that changes will happen natural...[Details]