How to make a 1.5V-220V inverter at home? Let's take a look at how this netizen did it, but what is the principle? Welcome to discuss it.Source: https://hackaday.io/project/167471-mini-inverter-15v-to...
interrupt [UART0RX_VECTOR] void UART0RX (void) #pragma vector=USART0RX_VECTOR __interrupt void usart0_rx (void) Can you explain the difference between them? Why do I always get an error when using the...
The version is linux-2.4.x. I modified some codes according to the reference materials. After make, the printed information does not have the common ucliux logo. I directly enter the Sash command shel...
Original article by Mr. Gaosu | Jiang JieNew year, new atmosphere, new problems in board modification. You may not believe it, but at 90A current, the power plane has two layers of 2oz copper, and the...
[size=4][backcolor=red][/backcolor][/size] [size=4][backcolor=red][color=#ffffff][b] ＊[/b][b]＊[/b][b]＊[/b][b]Activity Rules[/b][b]＊[/b][b]＊[/b][b]＊[/b][/color][/backcolor] The new activity rules will ...
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
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]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]
Power technology
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