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In a data acquisition system composed of a 89C51 microcontroller and an ADC0809, the addresses of the eight input channels of ADC0809 are 7FF8H~7FFFH. Try to draw the relevant interface circuit diagr...[Details]
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Installing the ARM-Linux-GCC toolchain
Assuming your Ubuntu system is up to date, you only need to execute the following command to successfully install it:
sudo apt-get install gcc-arm-l...[Details]
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As the main industry of our robot industry, the field of health care and elderly care has realized the functions of indoor companionship, chronic disease assessment and rehabilitation treatment for...[Details]
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HDB-E Handheld Transformer Ratio Group Tester Three-phase Power Transformer Test Method After selecting the “Three-Phase Test” item on the “Main Menu” screen, press the “Confirm” key to enter the “T...[Details]
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The basic principle of synchronous serial port SPI
DS1302 interface timing diagram
Use of DS1302
Use of SPI of M16
SPI Basic Principles
SPI is the most commonly used synchronous serial i...[Details]
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The occupied bandwidth of a wireless communication product refers to the width occupied by the energy (power) emitted by the entire channel of the communication product. For wireless communication...[Details]
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Large supermarkets, department stores, specialty stores and other large places often have some discounts, activities and other information. NICEVIEW LCD splicing screen, with its advantages of larg...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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Using advanced semiconductor processes, structured ASIC platforms can provide more predefined, pre-verified and pre-diffused metal layers and support a variety of memory interfaces, which can simpl...[Details]
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Leakage current tester, leakage current refers to the current formed between mutually insulated metal parts in electrical equipment, or between live parts and grounded parts, through the surrounding m...[Details]
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1. Before initializing UART0, you need to initialize ACLK, SMCLK and MCLK. In the sample code, XT1 is used, ACLK is 32768, and SMCLK and MCLK are about 8MHZ. 2. The UART clock can refer to ACLK or SM...[Details]
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On the basis of briefly introducing the characteristics and properties of ultra-bright LED, the driving modes of LED such as resistor current limiting, linear regulator and switching regulator are int...[Details]
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Introduction
CAN bus has many characteristics such as high communication rate, high reliability, convenient connection and high performance-price ratio. CAN (Controller Area Network) is a bus c...[Details]
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1. Wavelength range: 200-1000nm Wavelength repeatability: 0.5nm
2. Wavelength accuracy: ±1.0nm Photometric accuracy: ±0.5%T
3. Spectral bandwidth: 2nm Wavelength display: LCD 2×20bit; accurat...[Details]
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The input and display circuit uses 4 buttons and function switching to complete the setting of output voltage and display switching. The display part uses a common anode digital tube for dynamic disp...[Details]
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