What is an H-bridge
The circuit is named because it looks like the letter H. It usually contains four independently controlled switching components. For example, the figure below shows four MOSFET swi...
[size=4] The impulse to create art is human nature. Sometimes this passion also overflows in the field of science and technology, or it can be said that the trend of science and technology has also ha...
151 lights51 lighting is the first choice for many microcontroller beginners, and the difficulty is relatively low.Preparation51 development board (taking STC51 microcontroller as an example)Keil C51,...
1. System Overview
With the rapid development of the national economy, the number of cars in cities has continued to increase. While cars bring people fast and convenient transportation, they ...[Details]
introduction
According to the survey, the existing caller ID devices on the market can be roughly divided into two categories: one is the ordinary caller ID device; the other is the high-e...[Details]
1. When Tiny4412 starts, it first runs the program solidified in the iROM inside the chip, reads the program at a specific location of the boot device (possibly EMMC/nand flash, SD, USB boot) into th...[Details]
DC-DC converters power individual circuits throughout the system. While each circuit may perform well on the test bench, the overall system performance often does not match the performance of each ...[Details]
According to foreign media reports, Google released an update for Nexus S on Thursday, adding video and voice conversation features to the Android version of Google Talk. Nexus S users can use the ne...[Details]
1. Reset circuit schematic
The system reset module provides a start signal to ARM, which is the beginning of the operation of the entire system. The reset signal of ARM is RESET. If it is valid, th...[Details]
What is phase noise? Wikipedia defines phase noise as: "Rapid, short-term, random fluctuations in the phase of a waveform in the frequency domain, caused by instabilities (jitter) in the time domain....[Details]
According to Reuters, whether LG Electronics' new 5G smartphone can be sold smoothly seems uncertain as the company said it has not yet reached a consensus on renewing its chip licensing agreement wi...[Details]
Acoustic emission technology is the product of the combination of optical fiber sensing technology and acoustic emission technology, and is the current development trend of acoustic emission technolog...[Details]
Title: The first three digits of the digital tube display a stopwatch, which runs from 000 to 999 at a speed of 0.01 seconds. When an independent button is pressed, the stopwatch stops, and it continu...[Details]
Understanding the key specifications of arbitrary waveform generators (AWGs) will help you make an informed purchasing decision. You need to know how to compare the memory, sampling rate, dynamic ran...[Details]
Driver Monitoring System
Driver Monitoring Systems are vehicle safety systems that assess the driver's attention and issue warnings when an unsafe situation is detected. It is no surprise that...[Details]
According to Taiwan's Economic Daily News, Apple's new energy vehicle will be officially unveiled in September next year, two years earlier than previously expected in 2023. Taiwan's auto parts supp...[Details]
It has been reported that all 170 LED street lights that were piloted on a section of road in Nanjing, Jiangsu Province two years ago have broken down, their service life is far from the expected, and...[Details]
The inverter is a power control device that converts industrial frequency power into adjustable frequency and voltage. It is widely used in industrial automation, power systems, transportation and ...[Details]
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