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For beginners, the most annoying thing may be debugging the program. It often takes an hour or even several hours to solve a small problem. This program has just been debugged, and it took more than ...[Details]
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In view of the low speed, high torque and low noise operation requirements of permanent magnet propulsion motor, its control should have good low-speed performance
Based on the maximum torque/curren...[Details]
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The world's first 1.8GHz power wireless private network was put into operation; the world's first distribution grid edge agent system based on edge computing was piloted; the State Grid's first ubi...[Details]
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Factors affecting the indication of ultrasonic thickness gauge
(1) The surface roughness of the workpiece is too large, resulting in poor coupling between the probe and the contact surface, low refle...[Details]
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Arm announced that Hangzhou Haixing Electric Power Technology Co., Ltd. (hereinafter referred to as "Haixing Electric Power") has become the latest strategic partner of Arm IoT. Arm provides basic te...[Details]
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The key component of the gas detector is the gas sensor.
1. Gas sensors can be divided into three categories in principle
A) Gas sensors usi...[Details]
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#include //Includes the predefined internal resources of the MCU __CONFIG（0x1832）; //Chip configuration word, watchdog off, power-on delay on, power-off detection off, low voltage programming off, en...[Details]
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Dynamic power measurement - faster speeds and drive cycles
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Recently, according to an announcement by Oriental Silver Star, the company plans to invest RMB 30 million to subscribe to the newly increased registered capital of Wuhan Minsheng; after the completi...[Details]
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Resonant LC sensor technology has been used for motion detection for several years, including flow metering and other low-speed rotation detection systems. In almost all cases, the common thread dr...[Details]
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1. Introduction
For a long time, traditional light sources such as high-pressure sodium lamps and some metal halide lamps have played a leading role in road lighting. In recent years, the ...[Details]
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The solution is to use AC coupling, as shown below
AD8137 amplifier circuit using AC coupling
In this way, the ranges of the input and output are correct. The result is shown in t...[Details]
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The frequency calculation formula of the PWM wave generated by the output comparison mode of the timer is: 72M/((2*(arr+1))*(psc+1) ) For example, if you set: PWM_Init(1000-1,72-1); (PWM_Init(arr,psc...[Details]
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The following analysis is only for NPN silicon triodes. As shown in the figure below Figure NPN silicon transistor amplifier circuit We call the current flowing from base B to emitter E the b...[Details]
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The technology of virtual instruments (VI for short) is developing very rapidly. The main functions of all measuring and testing instruments can be composed of three parts: ① data acquisition ② da...[Details]
Test/Measurement
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