A batch of equipment was made. The power supply was 220V directly supplied to the switching power supply. The switching power supply part used a chip winding inductor.
The 560uH inductor made a sound ...
What is Wi-Fi 6E?Wi-Fi 6E is a variant of the 802.11ax standard. It uses 2.4 GHz, 5 GHz, and, for the first time ever in Wi-Fi, 6 GHz spectrum. As the latest generation of Wi-Fi, Wi-Fi 6E introduces s...
[p=28, null, left][color=#666666][font=Helvetica, "][size=14px] Different customers have different actual requirements for LCD screen display, so most segment code LCD screens are custom-made to meet ...
How many levels are needed to sequentially calculate the expression: f=a+be+ce^2+de^3 using a single processor? How many levels are needed if three processors are used to calculate this expression?...
[font=微软雅黑][size=4][b][url=http://www.deyisupport.com/question_answer/dsp_arm/sitara_arm/f/25/t/138054.aspx]【FAQ Highlights】TI Sitara Processor Application Webinar Hot Questions and Answers[/url][/b][...
As the title says, is there any expert who can give me some guidance? Connect RJ45 at the bottom and a parallel-to-serial chip at the top to the microcontroller to realize data transmission....
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]