On September 23, NXP held an Innovation Day event at the Beijing Sanlitun Village "The Opposite House". Back to post some pictures of the environment[[i] This post was last edited by Green Tea on 2009...
To understand the LoRa frequency hopping spread spectrum communication principle,let's first look at what frequency hopping spread spectrum is.
FHSS (Frequency-Hopping Spread Spectrum) technology uses...
7-inch programmable human-machine interface HMI configuration type industrial touch screen WQT_T8048_070L for sale. See the picture. 150 yuan per unit. Taobao transaction. If interested, please leave ...
Physics: the principle of things
Physics is a basic science that studies the most common and fundamental properties, phenomena and laws of matter and its movement in nature.
Purpose: To reveal the nat...
[i=s]This post was last edited by tiankai001 on 2015-1-18 23:24[/i] [size=5] EEWORLD Download Center is about to launch a special column for development tools/software. This column will recommend vari...
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]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
1. Proposal of
reconfigurable
measurement and control system
The measurement and control system generally refers to a system based on
computers
to realize data acquisition a...[Details]
A stepper motor is an electromagnetic mechanical device that converts an electrical pulse signal into an angular displacement or a linear displacement. The stability and reliability of a stepper mo...[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]
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]
System Block Diagram
The system uses DSP56F826 chip as the core control module and CMOS digital image sensor chip. The image acquisition resolution can reach 640×480 pixels. When high-re...[Details]
As the electromagnetic environment in space becomes increasingly complex, the shielded cables used to transmit weak signals in the test system are easily affected by external electromagnetic distur...[Details]
In the industrial production process, flow measurement is a widely used measurement physical quantity. In special cases, such as vertical oil wells, when it is not easy to install probes outside the p...[Details]
With the development of my country's economy, environmental pollution caused by energy consumption is becoming more and more serious. Sulfur dioxide and nitrogen oxides emitted from coal-fired flue...[Details]
LED definition
In the PN junction of some semiconductor materials, when the injected minority carriers recombine with the majority carriers, they release the excess energy in the fo...[Details]
Figure 1 Solar panels on photovoltaic roofs "spontaneously combust"
Recently, a solar panel in a photovoltaic power station in Germany caught fire. The burning scene was horrific. It i...[Details]
1 Introduction
With the increasing severity of environmental pollution and the development of new energy, bidirectional DC converters have been used more and more widely, such as DC uninte...[Details]
Infrared technology has been widely used in speed measurement systems, and many products have used infrared technology to achieve vehicle speed measurement, detection and other research. When infra...[Details]
8051 is the representative of traditional CISC architecture microcontrollers
,
while PIC is the masterpiece of modern RISC architecture microcontrollers.
Although the RISC architecture is recogn...[Details]
Analog electronics
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