Audio Tuner 9-Conclusion 1. According to the plan of the audio tuner, it is necessary to use the point of fast Fourier transform and a large number of matrix calculations. However, in the process of p...
[size=4] The shining point of the C6000 series processors is that they can increase the running speed through loops. This has very obvious advantages in digital signal processing, image processing and...
You can often see requirements for circuit design. For example, the instantaneous output voltage of a full-bridge converter should not exceed 2000W, but the duty cycle of the pulse is one thousandth, ...
[color=#00b050][font=宋体]While the entire FPGA[/font][/color][color=#00b050][font=宋体]industry is actively adopting advanced production processes and striving to increase logic capacity, [/font][/color]...
STMicroelectronics Industry Summit Tour- Shanghai/Beijing is here
Shanghai - Wednesday, June 23, 2021Beijing - Wednesday, June 30, 2021Is it passing through your city? The tour will focus on the three...
In SOPC, there is one PCI and two DMAs. There is only one interrupt number on the PCI, but I want to hang the interrupts of both DMAs on the PCI. Is there any way to achieve this?...
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[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]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[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]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[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]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[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]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]