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PWM (Pulse Width Modulation) is a very effective technology that uses the digital output of a microcontroller to control analog circuits. It is widely used in many fields such as measurement, communic...[Details]
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On February 6, Shenzhen Absen Optoelectronics Co., Ltd. (hereinafter referred to as "Absen") issued an announcement stating that the company's wholly-owned subsidiary Shenzhen Absen Investment Co.,...[Details]
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1 void SPIx_Init(void) 2 { 3 RCC- APB2ENR|=1 2; //PORTA clock enable 4 RCC- APB2ENR|=1 12; //SPI1 clock enable 5 6 //Here is only for SPI port initialization 7 GPIOA- CR...[Details]
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At present, the research on visual systems has become a hot topic, and there are also developed systems for reference. However, most of these systems are based on PCs, and their application in smal...[Details]
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Product Description: The main products of Ruolun Automotive Technology (Wuhan) Co., Ltd. are indirect tire pressure monitoring systems (product name is Pressure Loss Monitor, referred to as PLM) an...[Details]
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A small program for implementing CRC with PIC microcontroller When the PIC microcontroller implements Dallas iButton communication, a subroutine for generating and checking CRC was compiled. #includ...[Details]
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I was confused by this problem for a few days. Before, I needed to RESET to reconnect. Today I finally got it fixed. The steps are as follows:
1. First TCPDiscard(m_TCPServerSocket...[Details]
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On February 24, the OPPO Find X5 series launch conference was officially held. The MediaTek Dimensity 9000 that everyone expected did appear, but it was very embarrassing. It was only explained in th...[Details]
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There are three common noise reduction methods now:
1. Noise gate noise reduction method Operation method: Set a threshold, for example, the maximum peak value of the noise is -65db, then set it as ...[Details]
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According to etnews, Apple has decided to replace the LCD screens of some iPad models with OLED screens. Apple has asked Samsung and LG to produce hybrid OLED panels for the next-generation iPad. Sam...[Details]
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According to Electric Vehicle News: Today, Guoxuan High-tech, which has been devoted to the research and development of lithium iron phosphate batteries, stated on the investor interaction platform t...[Details]
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Introduction: When the insulation resistance tester is working, it generates high voltage. Since the object to be measured is electrical equipment , it must be used correctly, otherwise it will cause...[Details]
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With the widespread use of fieldbus and other technologies, serial communication is increasingly used in various occasions. In centralized control systems, communication is required between multiple s...[Details]
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Linux valgrind ported to ARM-Linux 1. Cross-Compile (1) Download and unzip Valgrind-3.11 (2) Modify the configuration Change armv7*) to armv7*|arm*) (3) Execute configure ./configure C...[Details]
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Many Chinese infrastructure and operations (I&O) leaders hope to use automation technology to simplify and speed up the configuration, management and expansion of IT infrastructure resources when...[Details]