The pitfalls of domestic chipsThe first time I noticed the pitfalls of domestic chips was ten years ago, around 2010. At that time, domestic chips had just emerged, and few chips had qualified perform...
[backcolor=rgb(239, 245, 249)]I am a novice. I want to output multi-channel analog voltage (0-5V) at the same time. I want to consider using the multi-channel DAC chip AD5370. I only know that it can ...
The chip IC has 5 pins (long side is a little more than 3mm and short side is 2mm). It looks like the package of sot23-5 (I'm not sure if it is), and it is printed with DAJRJW. I want to ask what chip...
Source: http://www.ourdev.cn/bbs/bbs_content.jsp?bbs_sn=1398508&[/url];bbs_page_no=1&bbs_id=9999 Preface I thought for a long time whether to write this article. Finally, I think there are still many ...
I calculated it in the following way:u32_TimeVar=u32_TimeVar % 86400;s_DateStructVar.u8_hour = (u8)(u32_TimeVar/3600);s_DateStructVar.u8_min = (u8)((u32_TimeVar%3600)/60);s_DateStructVar.u8_sec = (u8)...
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[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]
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[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]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[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 rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
Our flight had just begun to descend when a gentleman sitting next to me turned to talk to me about engineering—he had seen me reading an engineering journal. The gentleman next to me said that he ...[Details]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[Details]
One in five car failures are caused by batteries, a problem that will become more serious in the coming years as electric-by-wire, start/stop engine management and hybrid (electric/gas) vehicles be...[Details]
introduction
When it comes to the production of mobile phone lithium-ion batteries, the first thing that comes to mind is Japan's industrialized mechanical assembly line, NOKIO, MOTOLROLA's st...[Details]
1. The composition and structure of mobile phone lithium battery
Mobile phone lithium batteries are mainly composed of plastic shell upper and lower covers, lithium battery cells, protection c...[Details]