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At present, the overall deterioration trend of my country's ecological environment has not been fundamentally reversed, and the environmental pollution situation is becoming increasingly serious. Coal...[Details]
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PLC and frequency converter are the most commonly used devices in industrial control. They can be used alone or in close cooperation to achieve the purpose of automatic control. They are widely use...[Details]
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The STM32 V3.3.0 library contains a folder called CMSIS, which is the software interface standard for arm Cortex microcontrollers. Now I will make a brief analysis of my actual work: 1. Select t...[Details]
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With the deployment and implementation of the new energy strategy, electric vehicles will surely enter thousands of households. The supporting electric vehicle charging and swapping facilities have b...[Details]
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Compared with Wi-Fi and Bluetooth, which are mature technologies and have more products to choose from, Zigbee technology has become the new favorite of wireless applications in recent years due to ...[Details]
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Light is a form of energy that can travel from one object to another without any other medium. This transfer of energy is called radiation, which means that energy travels in all directions in a st...[Details]
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Industrial Ethernet is a local area network based on Ethernet technology, which is used to realize data transmission and communication control in industrial environments. Its essence is the same as...[Details]
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Since last year, the global panel industry has been at the bottom of a cyclical adjustment. Panel manufacturers have been affected by the continued decline in product prices and sluggish demand, whic...[Details]
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The VF voltage of LED light sources for lighting is very low, generally VF = 2.75-3.8V, IF is 15-1400mA; therefore, the output voltage of the LED driver IC is VF XN or VF X 1, and the IF constant cur...[Details]
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There are two types of AC input for TOPSwitch-GX
: wide range input (AC 85V~265V, also known as universal power supply voltage input) and fixed input (AC 230V plus or minus 15%, also...[Details]
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STM32F1xx official information: "STM32 Chinese Reference Manual V10" - Chapter 10 DMA Controller Basic introduction to DMA Basic definition of DMA DMA, the full name of which is Direct Memory Acc...[Details]
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Aiming at the problem that the current embedded cash register system has deficiencies in functions and cost performance, an embedded cash register system based on Cortex M3 chip is introduced. The sys...[Details]
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; Filename: WK_PCHG.asm * ; Date: Mar/13/2001 * ;********************************************************************** list p=16f870 #include p16f870.inc ; __CONFIG _CP_OFF & _WDT_ON & _BODEN_ON &...[Details]
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The circuit is very simple, so you don't need to draw it. Just connect a resistor to the P0 port and then connect 8 LED lights.
#include reg52.h //header file
/***********Macro definition************...[Details]
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A soft starter is an electrical device used to start a motor. It can effectively reduce the current shock when the motor starts, thereby protecting the motor and the power grid. The starting curren...[Details]