[b]4. Basic Principles of DDS[/b] [color=#000][size=15px]Note: The content of this article is excerpted from the textbook "EDA Experiment and Practice" written by Zhou Ligong, pages 196-197. [/size][/...
[i=s]This post was last edited by 1nnocent on 2021-4-9 09:08[/i]The schematic diagram is as follows:
If the input of a single-power op amp is not rail-to-rail, the op amp cannot input a signal close t...
Designing a multi-load power supply using WEBENCH Design requirements: Design a 3-way power supply. Input range DC18V~DC26V, output 5V@2A, 3.3V@1A, [email]1.9V@0.5A[/email] three-way power supply. Amo...
[backcolor=rgb(239, 245, 249)][size=14px]This is the internal circuit of an LED bulb I copied. I don't quite understand it. The output voltage of the bridge stack should be 310V. Why is such a small c...
What are the pull-up and pull-down capabilities of a 0-10V dimmer? I want to connect 100 dimmer power supplies in parallel. Will the dimmer's driving capacity be insufficient?...
1: When laying out the board, first shrink the wiring area, hold down the right button, and see if the drawing board can be moved up, down, left, and right. If not, move it in the opposite direction u...
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[Details]
Features
POE technology can ensure the safety of existing structured cabling while ensuring the normal operation of the existing network and minimizing costs. The IEEE 802.3af standard is ...[Details]
Various electronic and electromagnetic interference inside and outside the car often puts automotive electronic equipment in dangerous working conditions, degrading the performance of electronic eq...[Details]
Today, as information becomes an increasingly important resource, strong market demand and the development of microelectronics technology have led to the rapid development of portable electronic sy...[Details]
1. Electromagnetic compatibility design
Electromagnetic compatibility refers to the ability of electronic equipment to work in a coordinated and effective manner in various electromagnetic env...[Details]
Modern communication equipment, portable electronic products, laptops, electric vehicles, small satellites, etc. generally use batteries as power sources and are widely used. However, the batteries...[Details]
While we enjoy the great benefits of solid-state technology, the microelectronics at its core rely on clean electricity. Faster speeds and lower voltages mean higher demands on power quality. Power...[Details]
As the global leader in virtual instrument technology, NI provided customers with more than 6,000,000 virtual instrument measurement devices in 2004 alone. For 25 years, engineers have used virtual...[Details]
Example of multitasking and resource reuse of programs
There is an electromechanical device with two buttons that control two different parts of the device.
Now the requirement is:
wh...[Details]