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As the green power movement continues to gain momentum, applications including home appliances, lighting and power tools, as well as other industrial equipment are taking advantage of the benefits ...[Details]
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1 Introduction
As a semi-controlled power semiconductor device, the basic function of thyristor is to rectify, regulate and chop the voltage to meet the actual needs. At present, thyristor ...[Details]
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The Android 11 Beta version is now online. In addition to Google Pixel models, the Xiaomi 10 series can also be upgraded. On July 15, MIUI 12 customized based on Android 11 was quietly launc...[Details]
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Figure 1 shows two main circuits of the active clamp forward converter. Among them, Lm and LLK represent the equivalent excitation inductance and leakage inductance of the transformer, respectively...[Details]
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//---------------------STM32 3.3V to 5V output circuit------------------------
Download the complete program source code: http://www.51hei.com/f/avrplj.rar
//---------------------AVR Co...[Details]
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#include #define uc unsigned char #define ui unsigned int sbit RS=P3^5; sbit RW=P3^6; sbit E=P3^4; void read_busy()//Determine whether it is busy; { uc busy; P0=0xff;// RS=0; RW=1; do ...[Details]
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introduction
With the implementation of power grid transformation, especially the deepening of urban network transformation and construction, the use of power cables has increased sign...[Details]
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On June 8, blogger @数码闲聊站 revealed that Xiaomi will launch an iterative version of Xiaomi 12 Pro in the second half of this year. There will be two versions, one equipped with the Snapdragon 8+ ...[Details]
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In a previous article, we introduced medical alarms and their compliance requirements. Now, let’s take a look at the design methods and current implementations of medical alarm systems. Figure 1 sh...[Details]
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Chen Xiao, our reporter As of October 31, according to the data from iFinD of Tonghuashun, according to the industry classification of Shenyin Wanguo, 102 lithium battery industry chain companies in t...[Details]
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Tesla has updated its Supercharger billing policy. When charging, car owners may also have to pay for other electricity costs, such as HVAC (heating, ventilation and air conditioning) systems and bat...[Details]
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LED dot matrix blocks have the advantages of high brightness, uniform light emission, good reliability, and easy assembly, and can form display screens of various sizes. At present, LED display scr...[Details]
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The pins of the microcontroller can be controlled by the program to output high and low levels, which can be regarded as the output voltage of the microcontroller . However, the program cannot control...[Details]
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Introduction to Tiny4412 Interrupts After a few days of bare board driver development, today we will make a brief summary of ARM interrupts. We have learned about ARM's 7 exception modes. Interrup...[Details]
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1 Introduction
At present, information appliances are still in the early stages, the standards for information appliances have not been determined, and there has been no breakthrough in their...[Details]
DIY/Open Source Hardware
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