[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...
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[Details]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[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]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[Details]
Only a small number of LED manufacturers can produce high-quality LEDs. For applications that are only used for simple indication, low-quality LEDs are sufficient. However, high-quality LEDs must...[Details]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
1. Introduction
With the increasing popularity of fully automatic washing machines, consumers have higher and higher requirements for their environmenta...[Details]