I would like to ask: If a 1UF/400V capacitor is connected in parallel to a 220V AC circuit and a 3.6K/15W resistor is connected in parallel to a 220V AC circuit, are their power consumption (watt-hour...
Chapter 2 Overview of TMS320VC5402The most widely used DSPs in the industry are TI's TMS320 series DSPs. TMS320C5402 is a highly cost-effective fixed-point digital signal processor DSPs launched by TI...
Purpose: Based on practical experience and actual projects, you will understand and master the most basic knowledge to become a qualified hardware engineer. 1) Basic design specifications 2) Basic kno...
If the microcontroller serial port and the driver module are placed on the same wire and the load is working, it will burn the microcontroller. What is the best communication method for this serial po...
Combining the typical project of communication between Honeywell's building monitoring software platform EBI and ABB's Modbus protocol PLC, this paper points out the Modbus protocol content that shoul...
The first is a solution built with FGPA, which is expensive and consumes a lot of power. The second is a chip made with HiSilicon chips, which is also expensive and large in size. It is generally used...
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
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]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[Details]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[Details]
Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[Details]
Introduction
Liquid crystal, as a display device, is widely used in low-power products such as instruments, meters, and electronic equipment with its unique advantages. In the past, the displ...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[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]
0 Introduction
Wireless Sensor Network (WSN) monitors the target by deploying a large number of sensor nodes in the target area. WSN realizes the positioning and tracking of the target, determi...[Details]
1 Introduction
With the rapid economic development, my country's electricity demand has been growing at a rate of more than 20% per year. According to the current economic development trend an...[Details]
Leakage current is generated by parasitic resistance paths between the measurement circuit and a nearby voltage source. This current can significantly reduce the accuracy of low current measurement...[Details]
The most important components of new energy electric vehicles are power batteries, electric motors and energy conversion control systems. The power battery must achieve high performance such as fas...[Details]
Test/Measurement
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