Can UA741 realize DC small signal amplification? UA741 offset voltage is 1mv, and a 30mv voltage signal is detected by a microcontroller. If not, what op amp is more suitable?...
I ported the BMP180 program from STM32, but the software IIC has not responded. I tried the hardware IIC_start function but it failed. Can anyone give me some ideas and examples? Tell me the pitfalls ...
During this period, we successfully developed the WinCE driver and video acquisition program for the Vimicro 301H camera. For details, please see http://blog.eeworld.net/wincemobile...
# Sound Detection System##Sound Detection System###The sound detection system is used to capture sound and display the time domain graph and spectrum graph of the sound. The interface of the detection...
I got up early, hoping for a good result and try to get it through. Since the project was only started last month, the trial was delayed a bit, but I have to thank Sister SOSO for her support, which e...
[i=s] This post was last edited by strong161 on 2017-6-9 22:00 [/i] [size=7][color=#ff0000]Limited to honest transactions [/color][/size][size=4] Selling a stm32 F0 discovery [color=#404040][font=Taho...
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
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[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 AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
1 Development of LED Film and Television Lighting
1.1 The significance of developing film and television lighting
Lighting power consumption accounts for a large proportion of the total p...[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]
Mobile phones, MP3s, tablet computers, laptops, digital cameras, handheld game consoles, navigation devices, etc., all these mobile devices are powered by mobile batteries, and the battery life is ...[Details]
There are many types and styles of digital voltmeters in design and development. Traditional digital voltmeters have their own characteristics. They are suitable for manual measurement on site. Tra...[Details]
1 Introduction
Fieldbus is a serial, digital, multi-point communication data bus between field equipment/instruments installed in the production process area and automatic control devices/syst...[Details]
1. Introduction
Stepper motor is a basic component that converts electrical energy into kinetic energy. It has been widely used in a variety of electromechanical equipment, such as various machine...[Details]
Today, fleet management innovation has made great progress. Whether trucks, buses, taxis or other means of transportation, wireless satellite positioning systems are used to enable dispatchers to u...[Details]
In the 1980s, breakthroughs were made in the design and production of small, low-power quartz metal halide lamps with precise dimensions. At the same time, with the acceleration of people's lives a...[Details]
"Multimeter" is the abbreviation of multimeter, which is an indispensable tool in our electronic production. The advantages of multimeter are that it has many uses, a wide range, an...[Details]
With the development and application of liquid crystal display technology, more and more developers want to use liquid crystal screens to display Chinese characters in the instruments and equipment th...[Details]
1 Theoretical Analysis
Ultrasonic waves
When propagating in a suspension, the ultrasonic waves that encounter the suspended particles are scattered and attenuated at the interface, an...[Details]