TI three-phase Vienna PFC is mainly used in electric vehicle chargers, so first take a look at the typical classification and topology of electric vehicle chargers. [align=center][/align] [align=cente...
I bought a book written by Shen Jianhua and others in the bookstore. The attached CD has the source code of lwip ported to 710. I am now using 710 chips, and the underlying driver is 8019. After modif...
Our company has been undertaking various measurement and control projects, automation control projects, and the production of functional modules for a long time. Our team has the ability to measure an...
[i=s] This post was last edited by zhanghuichun on 2014-11-15 19:39 [/i] /* SMS interface*/ void GUI_Message(void) { WM_HWIN hButton1; WM_HWIN hButton2; WM_HWIN hButton3; WM_HWIN hButton4; WM_HWIN hTe...
[i=s]This post was last edited by Song Yuanhao on 2020-8-10 20:33[/i]Note:When I first learned about the Cache of M7, I often read the manuals of ARM and ST over and over again. Although I gained some...
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[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]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[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]
Among the uses of electrical energy, lighting accounts for a considerable proportion. Compared with the earlier ordinary incandescent lamps, the fluorescent lamps and energy-saving lamps we commonl...[Details]
introduction
When it comes to the production of mobile phone lithium-ion batteries, the first thing that comes to mind is Japan's industrialized mechanical assembly line, NOKIO, MOTOLROLA's st...[Details]
Movpower is a portable power bank. It can charge most mobile phones and digital products, such as digital cameras, PDAs, and mobile phones such as Apple, iPod, Blackberry, Motorola, Samsung, Nokia,...[Details]
Based on the actual situation, a remote intelligent anti-theft alarm device for home use, connected to the telephone line, simple to operate, and stable and reliable in operation is designed. When ...[Details]
Microcontrollers are something that many people want to learn about and are concerned about. In most websites, the hardware requirements are generally as follows:
1. You need a computer, prefer...[Details]