The "Meyou.cc" ([url]http://www.meyou.cc[/url]) which is currently in trial operation has an innovation: member registration is free and publishing business information is free. The specific content i...
I used a TEKtronix 200MHZ oscilloscope and a multimeter to measure a voltage of 720mv. When I measured it with the oscilloscope, it was 778mv at 1V, 729mv at 200MV, and 900mv at 5V. Why is this?...
TouchGFX develops STM32 interfaces and can quickly generate project projects that can be opened in IDEs such as KEIL or IAR. Download address of TouchGFX Designer: [url=https://www.touchgfx.com/]Touch...
[color=black][font=宋体][size=10pt]Hello experts, I want to analyze the source code of [/size][/font][/color][color=black][font=Monospace][size=10pt][font=新宋体]openpilot[/font][/size][/font][/color][colo...
The second batch of boards has been produced. The 50 or so boards produced previously used 22.1184 crystal oscillators without any problems. It was found that 2/3 of the boards produced now had errors...
The field strength meter is an indispensable instrument for adjusting and testing radio transmitters. The simple field strength meter introduced in this article is very suitable for amateur production...
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]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
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]
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]
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]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[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]
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]
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]
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]