A robot that counts people bowing based on MSP430f149. The main modules used are ISD1820 voice module, G995 180 degree servo, SR501 human infrared sensor module, 3-digit 8-segment digital tube. Each t...
[size=4]In the development of single-chip microcomputer applications, engineers are still troubled by code efficiency, anti-interference and reliability of single-chip microcomputers. In order to help...
[align=left][font=微软雅黑]This issue continues to introduce[/font]the post-processing methods of PCB design and what aspects are included in DFM inspection. 1. PCB width-to-thickness ratio requirement: Y...
The terminal node and router node applications are compiled with the same program, and transmit a frame of data to the coordinator every 5 minutes. After a period of time, some routers do not send fra...
First, let's talk about what ultrasound is. As we all know, the frequency of sound that human ears can hear is 20Hz-20KHz. Sound waves below 20Hz are infrasound waves, which are inaudible to human ear...
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]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[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]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[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]
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]
Since the implementation of the self-weight toll collection system, the highway administration has not only high requirements for the vehicle axle recognition rate, but also requires a long service li...[Details]
When designing a PLC system, the control scheme should be determined first, and the next step is to select the PLC engineering design. The characteristics of the process and the application require...[Details]
Brain-computer interface (BCI) is a novel human-computer interface method. It is defined as a brain-computer (computer or other device) communication system that does not rely on the normal output ...[Details]
1 Introduction
The ball nut is the internal thread element of the ball screw pair. Its precision directly affects the transmission quality of the ball screw pair. Due to its advantages such as...[Details]
Since the emergence of electronic system noise reduction technology in the mid-1970s, the Federal Communications Commission of the United States in 1990 and the European Union in 1992 proposed regu...[Details]
Binary translation is a technology that directly translates executable binary programs, and can translate binary programs on one processor to execute on another processor. It makes it easy to...[Details]