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A new automated approach to app testing that quickly measures the quality of experience provided by the world’s most popular mobile apps Keysight Technologies recently an...[Details]

1. What is digital power supply? What is the essential difference between digital power supply and analog power supply? The essence of the so-called digital power supply is that the PWM regu...[Details]

Huami, which just released a new series of smart and health products last month, held another press conference and released a new series of Amazfit GTR smartwatches. Smart watches are watches that ha...[Details]

      Sina Technology News reported in the early morning of March 3rd, Beijing time, that on March 2nd, the U.S. International Trade Commission (ITC) announced that after receiving relevant patent in...[Details]

The L4970A series of high-power monolithic integrated switching power supplies is the second generation product launched by ST after the L4960 series. The circuit features are: it is developed using ...[Details]

PLC understands the interrupt function in this way. When understanding the interrupt, we must first understand the PLC's operation cycle or scan cycle. It is necessary to talk about the process of ...[Details]

It comes with four songs: Twinkle Twinkle Little Star, Two Tigers, Ode to Joy and Happy Birthday. You can also add the songs you want. This can be achieved by modifying the simple score data table. ...[Details]

On December 31, 2020, Basic Semiconductor completed a B round of financing of several hundred million yuan, led by Wingtech Technology, followed by Shenzhen Investment Control Capital, Minhe Capital,...[Details]

Q1: How to choose the appropriate components and parameters for the switching power supply circuit ? Answer: Many engineers who have never used switching pow...[Details]

1. Driver IC Product Range IR provides users with a variety of driver integrated circuits from single-phase to three-phase bridge. All types use highly integrated level conversion technol...[Details]

Whether you like it or not, smart lighting has entered our lives. Globally, governments in Europe and the United States have introduced a new wave of energy regulations to improve energy conservation...[Details]

1. Phenomenon: 2. Reference Program 2.1 Main Program #include REGX52.H #include "LCD1602.H" #include "DS1302.H" void main() { LCD160...[Details]

51 single-chip microcomputer, count overflow, CPU responds to interrupt, during the execution of the interrupt function, whether the counter has been cleared to 0 to start counting, or wait until the ...[Details]

1. Introduction The single-chip microcomputer market can be described as a giant, and the 51 single-chip microcomputer has more users. There is no need to introduce the 51 single-chip micr...[Details]

The circuit includes a high-efficiency clamp circuit, which is composed of diode VD1, Zener voltage regulator VR1, capacitor C5, and resistors R8 and R9. The energy flowing into the transformer leaka...[Details]