[i=s] This post was last edited by Mai Tu Shu Sheng on 2018-12-19 11:40 [/i] I recently saw an article about Johnson noise, which mentioned that the noise bandwidth of the RC circuit is 1/(4RC). I was...
[flash]http://player.youku.com/player.php/sid/XMTM3ODYzNTk2/v.swf[/flash] I don’t know what liquid they poured into the magnet to change its magnetic poles....
In-depth technical training on battery management : https://training.eeworld.com.cn/course/5288This on-demand training provides practical recommendations to select the right charger for IP camera. It ...
#define ADDR_NORMAL_DATA *(volatile Uint32 *)0xA0200014 The parameter addr passed to the function is RD_ADDR_KEY_0, and its macro definition is as follows: #define RD_ADDR_KEY_0 1 int RDNormal(unsigne...
When developing single-chip microcomputer programs, many people rely on emulators. Once they leave the emulator, they feel at a loss. In fact, for FLASH memory single-chip microcomputers, programs can...
In our country, there are countless people using 51. Although I haven't done a survey, everyone says so. At MCU DAY, I chatted with an uncle sitting next to me, and it turned out that his company make...
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[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]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
Recently, news came from the certification department that the photovoltaic grid-connected inverter of Samil New Energy Co., Ltd. (hereinafter referred to as "Samil New Energy") has once again obta...[Details]
Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
The emergence and development of street lamps are inseparable from the prosperity and progress of cities, which makes street lamps useful. Conversely, street lamps also make the night of the city n...[Details]
For battery-powered portable devices, in addition to breaking through the limitations of processing power, the performance of portable system power supplies also needs to be continuously improved. ...[Details]
1 Introduction to the overall system solution
The hardware part is mainly used to amplify the sound. When the sound is loud enough, the signal can be introduced into the microcontroller for de...[Details]
Dual Tone MultiFrequency (DTMF) signaling is gradually being used in push-button telephones around the world. It quickly replaced the dial pulse signaling used in traditional rotary phones because ...[Details]
introduction
Temperature and humidity are the main environmental parameters of industrial and agricultural production. It is of great significance to measure them accurately and timely. Using a s...[Details]
Introduction
Temperature and humidity control are widely used in people's production and life. People use thermometers and hygrometers to collect temperature and humidity, and control temperatu...[Details]