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According to news released by Shanghai, in accordance with the overall deployment of the "Shanghai Action Plan for Promoting New Infrastructure Construction (2020-2022)" (Shanghai Government No. 27)...[Details]
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Because the port is protected by a diode, if the input voltage is too high, it will be clamped, so the input voltage of the electrical parameters in the data sheet can only be limited to VDD+0.3.
Tha...[Details]
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Let's take Huichen H7 series PLC as an example to understand the location of the IO interface of the following PLC. The interface location of Siemens PLC is exactly the same.
Function of...[Details]
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Essentially,
boost converter
ICs are used in battery-powered or portable electronic devices to "boost" or "lift" the battery voltage to a higher level. These non-isolated converters use an in...[Details]
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Demand analysis of the full life cycle management system for CNC machine tools
As a national heavyweight and industrial mother machine, CNC machine tools are the most basic and important manuf...[Details]
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1. Software
Like the servo control of the 7360 system , the 7M system also uses real-time interrupts to achieve servo control . Unlike the 7360 system, the difference compensation calculation part of...[Details]
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Example analysis: (using DMA mode) mian function: extern __IO u16 ADC_ConvertedValue; //The voltage value converted by ADC is defined in the context of ADC1_Init() float ADC_ConvertedValueLocal; ...[Details]
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A fast rising-edge pulse source that simulates a step function can perform many useful laboratory measurements, including characterizing the rise time of coaxial cables and locating cable faults us...[Details]
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In order to measure multi-point temperature in various application environments, a multi-channel temperature measurement system based on LabVIEW is designed. The system is based on the LabVIEW graphic...[Details]
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Surface Acoustic Wave Chemical Sensor (SAW)
At the end of the 19th century, British scientist Rayleigh discovered sound waves propagating on the surface of solids, namely surface acoustic waves (s...[Details]
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Recently, OnePlus overseas community officials officially confirmed that the official support for OnePlus 6 and OnePlus 6T has ended. After this, these two phones will no longer receive any of...[Details]
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Weighing sensors are widely used in industrial weighing (such as belt scales, floor scales, electronic scales, body scales, etc.), force detection, and tension and pressure measurement. The followi...[Details]
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Abstract: This paper introduces a design method of an intelligent human heart rate detection device with AT89C2051 as the control core. The human pulse signal is collected by a photoelectric sens...[Details]
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Optical
Sensor
is a device that converts light signals into electrical signals. It plays a vital role in automated production. With its excellent performance and wide applicability, Leuze o...[Details]
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DC-UPS principle circuit
Figure 4 DC-UPS principle circuit
The principle circuit designed according to the scheme shown in Figure 3 is shown in Figure 4. The main design basis is as follows: (...[Details]