1. Reasons for Zigbee reconnection(1) Zigbee disconnects due to poor signal quality caused by interference from various reasons.(2) The coordinator restarts.
2. Processing of Zigbee terminal reconnect...
[b][font=微软雅黑][size=5][url=https://www.st.com/content/st_com/zh/about/events/events.html/motor-control-roadshow-china-2018.html?ecmp=tt8151_cc_enews_sep2018]2018 STMicroelectronics Motor Control Roads...
Windows 2000 is a new generation of operating system based on NT core. Win2000 is favored by everyone for its reliable and stable performance, powerful network functions and other advantages. Win2000 ...
[color=#000][font=-apple-system-font, "][size=19px]Xiaomi Group announced its 2018 annual report on the 19th: Xiaomi achieved revenue of 174.915 billion yuan. So far, the five-year, billion-dollar bet...
In this case, I wonder how you guys route the wires? I used padless vias with inner and outer diameters of 0.3mm, and routed them from the bottom layer. Now I have a problem, some power vias cannot be...
Ethernet connection: Local connection only appears in Microsoft Windows XP/7 operating system. In Windows 8/8.1 system, local connection is renamed as "Ethernet". Both "Local Connection" and "Ethernet...
The forward and reverse switches are divided into brushless DC and AC motors. It uses a transistor to control the forward and reverse rotation, a contactor, and a relay to control the three-phase m...[Details]
The ability to read circuit diagrams is one of the essential skills for electrical professionals. Controlling circuit diagrams is the basic knowledge that needs to be mastered during the installati...[Details]
Space optical communication is a new type of communication technology that uses light waves as carrier waves to transmit information wirelessly in space. It has the advantages of high confidentiali...[Details]
According to the FT, as the US government tightens restrictions on Chinese technology companies, the Chinese government’s 30-year strategy to build a local chip industry has taken on new urgency. Exp...[Details]
The LM1812 is a complete ultrasonic transceiver designed on a chip. It is used in various pulse echo ranging applications. The chip works by transmitting an oscillating pulse with the help of a conve...[Details]
Jiwei.com reported on November 24 that based on the existing Samsung patents and concept phones on display, Dutch 3D designer Jermaine Smit collaborated with LetsGoDigital to design a rendering of th...[Details]
Infrared fence is a familiar word. In recent years, it has become a relatively mainstream product in the field of security. It is a new type of front-end product for home anti-theft windows and ba...[Details]
Abstract: This article introduces a refrigerator anomaly eliminator circuit composed of a dedicated solid-state integrated circuit TWH9221. This circuit has the characteristics of low temperatur...[Details]
If there is anything in circuit design that requires 100% attention, it must include isolators. Isolation itself does not have special computing, processing or conversion capabilities, but its deve...[Details]
Abstract: Voltage-offset errors in precision amplifiers are partly caused by input bias currents. This article analyzes the problem and proposes a solution based on resistor networks, both discrete...[Details]
On the evening of November 21, Efort announced that
its subsidiary Autorobot had received a purchase order from Volkswagen Group for the ID.3 pure electric vehicle body underbody and rear ...[Details]
Fast memory wake-up in STM8 stop mode By default, the FLASH is powered off when the microcontroller enters stop mode. At this time, the leakage current is negligible and the power consumption is very...[Details]
0 Introduction
In industrial production, current, voltage, temperature, pressure, flow, flow rate and switch quantity are the main commonly used controlled parameters. Among them, temperat...[Details]
In practical applications, drivers can be divided into two categories according to their working characteristics: DC-powered drivers and AC-powered drivers.
(I) DC drive
DC drives are...[Details]
According to foreign media reports, the U.S. Department of Energy's Argonne National Laboratory has developed a new design that can significantly improve the performance of lithium-ion batteries an...[Details]