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Nanomaterial-based sensors can detect influenza and COVID-19 much faster than traditional tests. Image credit: American Chemical Society
Traditional respiratory virus testing m...[Details]
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A CAN bus repeater is a device used to extend a CAN bus network. It can amplify and forward CAN bus signals to achieve longer-distance communication. This article will detail the installation locat...[Details]
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1 Introduction
Step-down integrated switching power supply controllers are widely used in various portable devices. In recent years, with the improvement of performance and increasing functions o...[Details]
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On November 18, the 2022 Liaoning International Investment and Trade Fair opened in Shenyang, Liaoning. Zhang Guoqing, Secretary of the Liaoning Provincial Party Committee and Chairman of the Provi...[Details]
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In Part 3 of this series, we introduced design application examples for home appliances and security system keypads and explained how to configure MBR devices to achieve the functions required for ...[Details]
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IC+discrete RIAA circuit
Amplifier circuit schematic
Component selection:
R1-18=47K
R15-16-32-33=150K
C12-13-25-26=100nF 100V MKT
R2-19-13-29=270R
R17-34=100R
...[Details]
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There are three major thermal imaging brands in the domestic thermal imaging market, all of which coincidentally start with "F" - FOTRIC, FLUKE, and FLIR. As top thermal imaging brands, they have wo...[Details]
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introduction
Fieldbus technology has been widely used in industrial control, especially CAN (Control Area Network) bus, which has the advantages of high reliability, low cost and easy implemen...[Details]
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With the continuous development of power electronics technology and the emergence of microprocessing technology, especially digital signal processors (DSP), modern AC speed regulation systems based o...[Details]
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The Bluetooth Special Interest Group (SIG) today released the "2020 Bluetooth Market Update". As Bluetooth technology continues to expand from a personal communication solution to a connectivity engi...[Details]
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/******************************************************************* Experiment name and content: PWM speed measurement and display Supporting books: "Introduction to STM8 MCU, Advanced and Appli...[Details]
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PIC single chip dual machine asynchronous communication (dhd0)
1 PIC1 microcontroller programming (sending part)
#include
/*This program implements the asynchronous communication...[Details]
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Just now we talked about that the electronic stopwatch uses C language. Next, let’s talk about using assembly language. hardware design (Document attached at the end) Circuit Diagram 1: Digital t...[Details]
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Due to the high performance and high reliability of PLC, it has been widely used in the field of industrial control, and has developed from simple logic control to a multifunctional controller inte...[Details]
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Abstract: This paper introduces a design scheme of an audible and visual alarm device based on the control of the STC89C52 single-chip microcomputer (MCU). The system designed in this scheme can re...[Details]