The microbit is a tool used in schools to teach kids about the world, but hackers are finding that its wireless capabilities and programmable nature make it an excellent tool for mischief. In a talk a...
[size=5][url=https://www.eeworld.com.cn/a17395][color=#ffa500][b]People's Post and Telecommunications' best-selling Internet of Things monograph: Narrowband Internet of Things (NB-IOT) Standards and K...
Recently, the project involves cooperation with suppliers. I can no longer use atmel studio, so I have to switch to keil. So I lurked for a while, calmed down and carefully analyzed the datasheet, and...
1. Brief description This system is a multifunctional monitoring device designed specifically for the elderly. It is mainly composed of a screen display, a CPU controller, a GSM, a PM2.5 sensor, an AD...
Maybe many people have asked this question in the forum, but my specific situation may be different, so I will open a separate thread to ask those who are familiar with it. First of all, let me talk a...
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]
Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[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]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[Details]
0 Introduction
Wireless Sensor Network (WSN) monitors the target by deploying a large number of sensor nodes in the target area. WSN realizes the positioning and tracking of the target, determi...[Details]
Multimedia processors are often the most power-hungry devices in portable electronic devices. Common ways to reduce CPU power requirements are to reduce clock frequency or operating voltage, but th...[Details]
UDN2916LB is a two-phase stepper motor bipolar driver integrated circuit launched by SANKEN. It can drive dual-winding bipolar stepper motors and is particularly suitable for controlling dual-step ...[Details]
0 Introduction
The load with impact (rapid change) power in the power system will cause the voltage fluctuation and flicker of the power grid, causing many electrical equipment to fail to wo...[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]
Workers in garment factories usually turn on the power of the sewing machine motor as soon as they get to work and do not turn off the sewing machine power until they get off work. In fact, during ...[Details]