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There are three 8-bit input/output ports on the main processor ATMega328P of Arduino UNO R3, namely PB, PC and PD. The Blink example provided by Arduino IDE can help us understand the digital outpu...[Details]
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Anti-theft doors have entered thousands of households, and the locks on anti-theft doors are of various styles. From early mechanical locks to modern electronic locks and smart locks, and then to t...[Details]
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1. The oscilloscope must be calibrated and compensated before use. The purpose of calibration is to optimize the current measured value and not be affected by the external temperature environment,...[Details]
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A circuit that can automatically convert DC power into an AC signal with a certain amplitude and frequency without an external signal is called an oscillation circuit or oscillator. This phenomenon is...[Details]
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On April 9, TCL Technology announced that the company and its holding subsidiary TCL Huaxing Optoelectronics Technology Co., Ltd. ("TCL Huaxing") intend to sign the "Guangzhou Huaxing 8.5th Generati...[Details]
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0 Introduction
At present, high-voltage inverter power supplies are being used more and more in technical fields such as ozone generators, sewage treatment, flue gas desulfurization, high-power...[Details]
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introduction
High-current direct current is an indispensable power supply for the metallurgical, chemical and nonferrous processing industries. Nowadays, the more commonly used schemes in China are...[Details]
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Aviation plugs are electromechanical components that connect electrical circuits. Therefore, the electrical parameters of the aviation plug itself are the first thing to consider when choosing an avi...[Details]
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The reset function of the PIC16F87X series microcontrollers is well designed. According to the conditions and reasons that cause the internal reset of the microcontroller, the reset system of the PIC...[Details]
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The so-called calibration is to convert the coordinates of the touch screen into the coordinates of the LCD. The LCD surface of the development board is covered with a touch screen. When we click t...[Details]
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In the key driver program, if you do not use the read function to put the program to sleep, but still use the query method, you can use the Poll function to control the return of the key value imme...[Details]
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Although there are only 29 days in February 2024, and although there is a 9-day Spring Festival holiday in between, the momentum of investment and production in the battery industry chain continues u...[Details]
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The physical interference of dc/dc switching power converters is well known unless the system and circuit diagram are carefully designed. These converters can inject unwanted charge into the electr...[Details]
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Linear regulators usually require a current limiting protection circuit to prevent permanent damage to the regulator due to load short circuit or overload. Current limiting protection usually has two ...[Details]
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Dolby Headphone technology allows you to use traditional stereo headphones to enjoy multi-channel programs, such as Dolby Digital or Dolby Surround encoded movie programs, and you can feel the shocki...[Details]