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Abstract: The system is based on pyroelectric infrared sensor. Through the design of peripheral circuits and corresponding control circuits, it realizes real-time statistics of the number of people...[Details]
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On September 15, the grace period has expired and Huawei's supply chain has officially been cut off. On May 15 and August 17 of this year, the United States imposed the second and third rounds of san...[Details]
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Problem description: There are many functions for processing waveform data in LabVIEW, but the screen of an oscilloscope is generally small, which is not convenient for observation. The waveform d...[Details]
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1. Question about GPIO: The IO port of STM32 is initialized as input floating, so is the pin high or low? Answer: It is neither high nor low, floating means it is not used. 2. Question about port mult...[Details]
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01. Originated from Open, became famous for generative language
OpenAI is a world-leading non-profit research company. Founded in San Francisco in 2015, OpenAI is a non-profit artificial intel...[Details]
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Openharmony Software Evaluation Guide - Mier based on Rockchip RK3568 development board
The Openharmony Software Evaluation Guide is used to introduce the test steps and evaluati...[Details]
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The coolant temperature sensor is composed of a negative temperature coefficient thermistor that is very sensitive to temperature changes. The resistor has the characteristic that the higher the exter...[Details]
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Many range hoods are controlled by touch switches. Using a low-cost microcontroller (such as PIC16C54) as a range hood controller can achieve better results. In addition to the PIC16C54 microcontr...[Details]
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◆Application background
As we all know, most exploration and observation work is carried out in harsh environments, with high requirements for data accuracy and real-time performance, and in...[Details]
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With the development of control technology, voltage and current modulation signals are more widely used. If the signal has a high harmonic content, the traditional active power measurement method wil...[Details]
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Switching power supplies do not require heavy power transformers, and have the advantages of small size, light weight, and high efficiency. In addition, there are finished switching power supply in...[Details]
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How to connect the audio matrix to the amplifier
Connecting an audio matrix and an amplifier usually requires the following steps:
1. Identify the output ports of the audio matrix, which ...[Details]
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Qualcomm announced that it will jointly launch a "Snapdragon Insider" phone with ASUS, equipped with the Snapdragon 888 SoC and many of the latest technologies of the Qualcomm platform. This ph...[Details]
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1. Introduction
In the layout of "low-carbon economy" in the current information and communication industry, TD-SCDMA, as one of the 3G standards, has achieved remarkable results in energy con...[Details]
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The CNC system of a numerically controlled machine tool is a highly automated machine tool control system that controls the movement and processing of the machine tool through a computer program to...[Details]
Microcontroller MCU
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