[font=微软雅黑][size=5]I have been tinkering with the Raspberry Pi's WIFI these days, which took some time. Later I found that the Raspberry Pi's Raspbian system has a feature. If the Raspberry Pi's Ether...
I use DSP to make a PFC circuit. What device should I use to sample the voltage and current of the input AC? Is the Hall sensor too large? If I use a resistor directly, the current will be negative. T...
As shown in the figure, the power supply is dual 16. As soon as the TIP41 and TIP42 tubes are connected, they burn out after a while after power is turned on. When TIP41 and TIP42 are removed, the par...
DHCP AUTOIP Static IPAfter DHCP fails, the system will use AUTOIP to configure the IP. I want it to use STATIC static IP after DHCP fails. Question 1: I want to use STATIC static IP after DHCP fails. ...
1. Setting incentives
The input stimulus corresponding to the module under test is set to reg type, the output is set to wire type, and the bidirectional port inout needs to be processed during the te...
With the continuous improvement of application requirements, many embedded systems require extended large-capacity storage to store data when applied. CF cards (Compact Flash Cards) are widely used in...
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[Details]
Traditional
virtual instruments
consist of a data acquisition
board
based on PCI bus and
corresponding software. However, with
the rapid development of
computer
network techno...[Details]
Overview
By transmitting ultrasonic energy into the human body and receiving and processing the returning reflected signals, phased array ultrasound systems can generate images of organs and s...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
1 Overview
In the field of traditional lighting, the concepts and definitions of lamps and lamps are clear. Lamps and lamps have their own applicable product standards, supporting technical st...[Details]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[Details]
Applying fieldbus technology on new beer production lines is the first choice for large beer companies with strong management level and technical strength. Guangzhou Zhujiang Beer Group Co., Ltd. i...[Details]