I recently made a high-precision voltage acquisition device with an acquisition accuracy of 0.1mv and a total of 40 channels. I used AD7705 as the sampling AD. In actual applications, I found the foll...
The NRF24L01 module is a 2.4GHz communication module. The output power channel selection and protocol settings can be set through the SPI interface. It can be connected to almost all microcontroller c...
I just started to enter this industry! This is a picture of a bridge arm of a MOS tube. I mainly want to know the function of each part and how to choose the parameter size! Thank you!...
I am a beginner. I have recently encountered some strange problems while doing RFID experiments. I used a 345uH coil in parallel with a 0402 4.7nF capacitor. The oscillation voltage measured by the os...
1. Basic Concepts of Clusters There is a common method that can greatly improve the security of servers, which is clusters. Cluster technology can be defined as follows: a group of independent servers...
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
introduction
1 The significance of using RTOS on MSP430
It is understandable that it is meaningless to use RTOS on MSP430. Because the hardware resources of MSP430 are limited (for exampl...[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]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[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]
a. Keep the battery clean, wipe off the spilled electrolyte, contaminated dirt and dust in time; keep the poles and terminal clamps clean and in good contact, and apply vaseline or butter to preven...[Details]
Introduction
my country's rapid economic growth is mainly due to the development of manufacturing and the acceleration of urbanization. However, urbanization cannot be achieved at the expense ...[Details]
IntroductionLED
billboards are a kind of information display terminal for the public, which has a wide range of civil and commercial values. However, the information displayed on most LED bil...[Details]
(1) Open circuit voltage of the battery
(2) Internal resistance of the battery
(3) Battery operating voltage
(4) Charging voltage
Charging voltage refers to the voltage applied ...[Details]
1. Basic principles of organic/polymer solar cells
The basic principle of organic/polymer solar cells is to use the photovoltaic effect generated by light incident on the heterojunction of sem...[Details]
introduction
This paper mainly studies the problem of voltage sag control. For sensitive load equipment with rectifier inverter structure, this paper proposes a DC dynamic voltage restorer (Dy...[Details]
: Ambiguous operators need parenthesesAmbiguous
symbol ``xxx``Argument
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Abstract: In a digital signal processing system with DSP as the core, analog-to-digital conversion is an important part of the system. Taking
TMS320C6203B and ADS5422 of
Texas Instruments
...[Details]
The ICLS60*X series ICs launched by Infineon contain four devices, namely ICLS6021J, ICLS6022J, ICLS6022G and ICLS6023J. This series of devices are suitable for building offline single-stage power fac...[Details]