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Abstract: This paper introduces a design method of three-phase reactive stepper motor driver. LM331 is connected to voltage/frequency (V/F) conversion mode to convert the input control voltage into a ...[Details]
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1. Generally speaking, many people use printf function redirection to achieve this, but it is not very clear. Therefore, the sprintf function is used here to implement it. Second, the whole idea is t...[Details]
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Regarding the spectrum analyzer, it has many different names and names, frequency domain oscilloscope, tracking oscilloscope, harmonic analyzer, etc., which actually refers to the spectrum analyzer, ...[Details]
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The AVR microcontroller needs to set the appropriate fuse bits to realize its function. If the fuse bits are set incorrectly, it may cause the microcontroller to self-lock. This is the setting and re...[Details]
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Global white light LED development progress: White light LED is divided into single chip, dual chip, triple chip and quad chip. The following will be introduced according to this classification:
...[Details]
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#include reg51.h //header file sbit LED=P2^0; //bit definition LED light sbit k3=P3^2; //bit definition button void delay()//delay function { unsigned char a,b; for(a=0;a 200;a++) for(b=0;b 2...[Details]
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1 IC Card Reader Overview People often come into contact with magnetic cards and IC cards in their daily lives. They are divided according to the different information carriers on the cards. Cards ...[Details]
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Below are two common suffixes on the market: AVR MEGA8-16PU AVR MEGA8-16AU AVR MEGA8L-8PU AVR MEGA8L-8AU. The black part in front is the chip model, and the number behind it usually contains capacity...[Details]
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Traditionally, PFC (power factor correction) offline power converters are designed with two power stages: The first power stage is usually a boost converter, because in this topology there is a con...[Details]
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The in-car multimedia interconnection system is a function that we are all very familiar with. Regardless of high-end or low-end models, many functions such as basic Bluetooth/CD/DVD/MirrorLink/...[Details]
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Researchers at the University of Cambridge's Bionic
Robotics
Laboratory have created a new hydrogel-based skin that uses a series of electrodes and algorithms to allow robots to detect the ...[Details]
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The continued popularity of battery-powered consumer electronic devices such as portable media players, smartphones and tablets has resulted in a plethora of different chargers and bundles ...[Details]
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1Set LockTIme frequency conversion lock time 2Set the multiple of FCLK and crystal oscillator input frequency (Fin) 3Set the ratio between FCLK, HCLK and PCLK LockTIme The frequency convers...[Details]
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With the maturity of microcontroller MCU (or
single-chip
) technology, the original analog transmitters are gradually replaced by intelligent transmitters with microcontrollers as the da...[Details]
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The first national standard in the field of organ chips in my country, GB/T44831-2024 "General Technical Requirements for Skin Chips", led by Professor Gu Zhongze's team from the Suzhou Institute o...[Details]
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