The native USB port on ESP32-S2-Saola-1 is not connected to the USB, but only to the pin header. Although it can be used every time with Dupont wire, it is easy to have poor contact, so I want to modi...
When writing a spwm program, I need to make asine table for the program to query.How many degrees should I give a sine value for this table?Does it have something to do with the carrier ratio?...
Abstract This paper describes the computer-aided design method of ultra-wideband low noise amplifiers, proposes the method and key technology of designing ultra-wideband low noise amplifiers using ord...
If you like it, buy it now! We will ship it by express! Contact QQ: 343675038 Iron Electric: MSP-EXP430FR5739 TI original [out] MSP430 LaunchPad SAMSUNG Slim External DVD Writer SE-s084 C2000 Piccolo ...
I can currently use C language, and I only remember a little bit of assembly language. I don't know what other knowledge I need. I hope experts can give me some advice. Thank you~~...
If I connect any two I/O pins directly without a buffer in between, is there any delay? The delay of connecting one inverter in between and connecting three inverters should be 3 times different. Why ...
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[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]
introduction
LEDs continue to gain popularity in automotive applications, thanks to their long lifespan and the flexibility they offer for body styling and interior design. Some may be surpris...[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]
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]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]
1 Introduction
With the development of computer technology and information technology in the world, the global information age has arrived. All countries are formulating their own development p...[Details]
Improving the coordination of material handling and internal transportation between departments in modern factories is an important measure to achieve full automation of production. Traditional mat...[Details]
1. Sensor
According to the national standard GB7665-87, a sensor is defined as a device that can sense the specified measured quantity and convert it into a usable output signal according to a...[Details]
Liquid crystal displays are increasingly widely used in pocket instruments and low-power application systems due to their advantages of low power consumption, small size, rich display content, and ...[Details]
1 Introduction
With the rapid development of the national economy, AC motors have played an extremely important role in industrial production. As the main traction motor in various industries,...[Details]
In recent years, the rapid development of high-performance digital signal processing chip DSP (Digital Signal Process) technology has made it possible to realize real-time speech recognition. Amo...[Details]
1. Introduction
The novel bidirectional high-frequency link inverter has the advantages of bidirectional power flow, high-frequency electrical isolation, simple topology, and two-stage po...[Details]