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Preface Previously we have introduced how to control the high and low levels of the IO port output of the 51 microcontroller. In this tutorial, we will use another experiment to describe the output o...[Details]
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Working principle of active matrix LCD
The structure of TFT-LCD is basically the same as that of TN-LCD, except that the electrodes of the upper interlayer of TN-LCD are changed to ...[Details]
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#include at89x52.h
#include intrins.h
#define uchar unsigned char
#define uint unsigned int
#define A 1
uint year;
uchar count;
uchar flag=0;
uchar month,date,hour,min,s...[Details]
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The door pressure tester is a portable handheld structure, which is composed of a special pressure test sensor and a test management system. It is specially used to test the closing force of subway v...[Details]
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In recent years, with the rapid development of cities in China. The number of urban population and the number of private cars owned by citizens have increased year by year, making urban traffic co...[Details]
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Abstract: A dual-channel 10A output switching regulated power supply based on the L4970APWM chip. First, the main performance characteristics, packaging and main peripheral component parameter s...[Details]
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Various charging piles can be seen on the road, and charging piles are only part of the electrical system of the charging station. A complete charging station electrical system includes three parts: ...[Details]
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1. Causes of damage to distribution transformer
1. Overload
First, with the improvement of people's lives, electricity consumption has generally increased rapidly. The original distributi...[Details]
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DC-DC conversion parts are ubiquitous in electronic products. All electronic systems in the world are powered by DC, and most of them use DC-DC converters to convert voltage to the voltage required...[Details]
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What is the formula for motor speed?
The formula for calculating the motor speed is:
n represents the speed of the motor in revolutions per minute (rpm); f represents
the frequ...[Details]
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First, the purpose
I have done an experiment before, moving the first 4k code in Nand Flash to the specified location in memory.
The 4K code starting from 0x40000000 in SRAM is copied to the spe...[Details]
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This is an introduction to HUD made by Infineon . I’ll give it to you to do some popular science . In the ever-evolving field of automotive technology, head-up displays (HUD) and augmented reality...[Details]
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According to the official website of Harvard University's John Paulson School of Engineering and Applied Sciences, researchers have developed a highly compact and portable camera that can image polar...[Details]
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Recently, Texas Instruments (TI) announced the addition of two new series of products, namely the MCU MSPM0 using Arm Cortex-M0+ and the AM6xA series AI vision processing SoC using Cortex-A53 or Cort...[Details]
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Thermistors are a type of sensitive components, which are divided into positive temperature coefficient thermistors (PTC) and negative temperature coefficient thermistors (NTC) according to their t...[Details]
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