I am a novice and want to transplant the system on ARM. I want to choose between uclinux and ucosII to learn. I personally want to study uclinux, but I am a hardware major. I have some knowledge of AR...
[i=s]This post was last edited by Blue Rain Night on 2014-12-9 23:22[/i] [Nucleo+BLUENRG Experience] +BLUENRG Control the small wheel forward and reverse hardware introduction Use l053's PB10, PA2, PB...
The lack of unified management in the field of SMS addressing has led to vicious competition in the industry. The relevant departments of the national government are about to issue industry standards ...
After calculation, 3.3V voltage is enough to drive LCD12864, and it can display English and Chinese successfully. But how to display graphics? Who has written the driver? Please guide me. Thank you!...
The course of single-chip microcomputer application system is one of the main courses of electrical majors at present. It is very practical. For college students, classroom teaching alone is far from ...
[i=s] This post was last edited by 想得明明 on 2018-12-23 18:44 [/i] It is understandable that the headphone impedance is 15Ω and connected in parallel with 0.1uf, but the LINEOUT line output impedance is...
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[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]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]
Features
POE technology can ensure the safety of existing structured cabling while ensuring the normal operation of the existing network and minimizing costs. The IEEE 802.3af standard is ...[Details]
Current
measurement:
Magnetic balance Hall current
sensor
is used
. The sensor can measure AC from DC to 100kHz.
In automatic measurement and control systems, it is often nec...[Details]
In the development direction of the automotive industry, electric vehicles (EV) and hybrid electric vehicles (HEV) are becoming an obvious trend. From a technical point of view, hybrid power is mor...[Details]
Current sensing in automotive applications includes controlling the current through solenoids and injectors. For example, during diesel injection, we rapidly increase the current to the induction i...[Details]
1 Overview
As a driving power source, the new battery has a range of more than 200 km within the acceptable weight range of the mass market, which provides an important way for power batteries...[Details]
Li/SOCl2 batteries (lithium sub-cells) have the advantages of high operating voltage, stable discharge voltage, wide operating temperature range and long storage life, and have been widely used in ...[Details]
Automotive electronics are in a noisy environment
,
so automotive electronics must have excellent electromagnetic compatibility (EMC) performance. The most important part of automotive elec...[Details]
The Challenge:
Providing a flexible, powerful robotics design platform
to more than 40,000 high school students participating in the FIRST
Robotics
Competition (FRC).
The So...[Details]
Motor vehicle garage management control system
1. Usage Requirements
1. There are 70 parking spaces in the garage. Each parking space has a door at the entrance. There should be a control...[Details]
"The father of knockoff phones" aims to make up for TD's shortcomings
IT Times reporter Lin Fei
On June 22, the day before the Dragon Boat Festival, on the other side of the Taiwan Strait, a m...[Details]
At present, in the electrified section, the train power supply system is a passenger car power supply device installed in the locomotive (trailer) that steps down and rectifies the 25 kV single-phase ...[Details]
Linux and Android
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