With the discontinuation of Samsung S3C2440 chip, Hanke timely launched the HK-008 core board to replace the S3C2440 core board. This core board is designed based on Freescale's I.MX28 processor. In o...
Reprinted from: " Using Python to control hardware 38-Measuring the resonant frequency of an object using the accelerometer ADXL335 "Physics tells us that any object will have resonance (such as the t...
[font=宋体]Recommend several good online photo albums + sticker tutorials[/font][size=10.5pt][/size] [size=10.5pt] [/size] [color=#1d580c][font=宋体][size=10.5pt]There are many external link albums, but i...
This article will show you how to use UrBackup and Linux Deploy to build a backup server on an old Android phone. The pollution problem of old phones is well known. I have an old phone. Although the s...
1. Set passwords and protection levels The system program should be set with relevant passwords or protection levels to prevent damage due to misoperation or human modification. 2. Establish rules and...
Nowadays, network wake-up is popular in vehicle-mounted ECUs, which means receiving network messages to start the ECU and let it start working. This is not surprising, as Ethernet has already had it....
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[Details]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]