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Non-isolated buck power supply is a commonly used power supply structure, accounting for more than 90% of fluorescent lamp power supply. Many people think that non-isolated power supply only has buc...[Details]
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Recently, AYANEO announced a new Windows handheld game console, AYANEO AIR. Officials said it is the world's first ultra-thin OLED handheld game console, weighing less than 400g. The configurat...[Details]
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GuardKnox is a technology company that provides high-performance security solutions for the next generation of mobility. Carota is a global one-stop vehicle OTA upgrade and remote diagnostic solution...[Details]
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Laser scanning diameter gauge is a type of diameter gauge. It uses laser to scan the object to be measured and convert it into a usable output signal to measure the diameter of the object based on th...[Details]
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Compared with Version 1.1, the strcmp() function in the string.h file is used to simplify the judgment of simple commands. #include STC89C5xRC.H #include string.h unsigned char code DIG_CODE ...[Details]
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Part 1 Preface I'm studying OK6410 development board recently, but rvds under windows is not easy to use. To burn the program to the development board, dnw is needed, and all these softwares have to ...[Details]
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The MCU crashes unexpectedly, resets unexpectedly, or the program runs away. There are several reasons for this. 1. Array out of bounds. Especially when using pointer operations, if there is an o...[Details]
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High-power and high-frequency induction heating (IH) home appliances require lower conduction losses and superior switching performance to achieve higher efficiency and system reliability in applicati...[Details]
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Download the schematic used in this program: click here. The microcontroller chip used is stc89c52; just find the schematic diagram of the dot matrix part. This is the circuit diagram of the entire ...[Details]
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C code:
#include AT89X51.h
/*************延时子程序*******************************/
void delay(unsigned int x) //最小1毫秒
{
unsigned char j;
while(x--)
{
for(j=0;j 125;j++)
{;}
}
}
v...[Details]
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Apple's Apple Glass smart glasses have previously announced several pieces of information, and Apple has also applied for many patents. According to foreign media appleinsider, Apple's latest patent ...[Details]
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1. The origin of matrix buttons The key matrix is composed of independent keys connected together, with a pin leading out to each row and each column. 2. Scanning principle of matrix buttons Line...[Details]
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Continuously measuring patient vital signs such as heart rate, respiratory rate and blood oxygen saturation (SpO2) is critical to providing effective care, and the ability to measure these signs simu...[Details]
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In addition, due to the increasing demands for power quality, the use of power factor correction (PFC) circuits on these devices is almost a must. Today, among a variety of different circuits, flybac...[Details]
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The frequency converter is an electrical device used to control the speed of an AC motor. It achieves speed control of the motor by changing the frequency and amplitude of the input power. In pract...[Details]
DSP and ARM Processors
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