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Recently, I was studying the 51 microcontroller and learned about timers. Since my foundation is not very solid, I spent a lot of time on this aspect. Here, I will introduce the timers and interrupts...[Details]
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Even with the disastrous impact of COVID-19 on the global economy, the global IC market is expected to post single-digit growth in 2020 after a 15% decline last year, according to IC Insights. The a...[Details]
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Introduction
UART (Standard Asynchronous Receiver/Transmitter) has been widely used, which allows full-duplex communication on serial links. Generally, a universal UART interface chip is used...[Details]
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(1) GPIO_Mode_In_FL_No_IT: floating input without interrupt (2) GPIO_Mode_In_PU_No_IT: Pull-up input without interrupt (3) GPIO_Mode_In_FL_IT: Floating input has interrupt (4) GPIO_Mode_In_PU_IT: Pu...[Details]
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According to foreign media reports, Uber, the world's largest online car-hailing company, will determine the issue price for its listing. Against this background, the stock price of its online car-ha...[Details]
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Based on the experience of several senior electrical engineers working in the field of PLC, I have listed a series of PLC interview questions and answers. Whether you are a fresher or experienced, ...[Details]
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Abstract: TLC5540 is a high-speed A/D converter produced by TI. It has a 75MHz analog input bandwidth and built-in sample and hold circuit, which is very suitable for applications in under-sampl...[Details]
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1. Development environment: (1) Development board: TQ2440 development board (2) PC system: Ubuntu 13.04-amd64 (3) Interleaved compiler: arm-linux-gcc version-4.3.3 （4）linux kernel：linux 2.6.30。4 2....[Details]
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The top annual event of the embedded industry - Shenzhen International Electronics Exhibition (ELEXCON 2019) was grandly opened at the Shenzhen Convention and Exhibition Center on December 19. Nation...[Details]
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NVIDIA has unveiled its latest research project, a gaming AI system that can automatically design new game levels simply by watching the game. This time, NVIDIA researchers used the Pac-Man game as a...[Details]
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When the dynamic voltage restorer uses the voltage instantaneous value comparison incremental detection method to detect voltage fluctuations and harmonic components, the synchronous reference si...[Details]
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background
Automotive lighting assembly suppliers are considering using LED devices to compete with high-intensity discharge (HID) lighting. First, the driving circuits of LED devices are less comp...[Details]
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热电偶是一种常见的被动测温元件。它也是一种有源传感器，测量时不需外加电源，并且测量温度范围（高达2000°C）很广。它可以快速响应，故系统运行几乎没有显著的延迟。 Thermocouple structure diagram: Thermocouple has a simple structure, mainly consisting of two metal wires form...[Details]
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System functions
Use AVR to scan the 4*4 matrix buttons. Once a button is pressed, indicate the button number that was pressed.
hardware design
For details about the I/O structure and related int...[Details]
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Abstract: This article introduces a precision function waveform generator composed of MAX038 and MC145151. The generator can output sine wave, rectangular wave, and triangle wave signals. The ou...[Details]
RF/Wirelessly
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