D2 prevents the chip from being damaged by capacitor discharge when the input terminal is short-circuited, and D3 prevents the chip from being damaged by capacitor discharge when the output terminal i...
The implementation function is as follows: DWORD SPL_Read(DWORD hOpenContext,LPVOID pBuffer,DWORD Count) { uchar* pReadBuffer; RETAILMSG(1,(TEXT(":::SPL_Read."))); if((pBuffer==NULL )||(Count<=0)) { R...
I made a formaldehyde sensor IV conversion circuit with a sensitivity of about [email]2.75nA@0.01PPM[/email]. The circuit diagram is shown below. (1) The voltage-to-current ratio is about 430,000 time...
In the Zigbee network, each node module has a 2-byte network short address and an 8-byte IEEE physical address. The following is a detailed interpretation of this 8-byte address for TI's combination o...
The pig got rich through hard work and had 5 yuan deposited in the bank run by the mouse. The pig planned to use the 5 yuan to build a small nest, which would cost about 2 yuan to sell the land and 3 ...
socket是SRIO LLD里的概念,跟网络的套接字类似。
The SRIO driver was designed such that the library could handle all communication protocols. The design was based on the well known BSD socket API which achieves the sam...
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[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]
1 Introduction
Building Automation System (BAS) is a distributed monitoring system (DCS) designed according to distributed information and control theory. It is the result of the mutual de...[Details]
1 Introduction
With the development of control, computer, communication, network technology, etc., a new control technology, namely fieldbus, has emerged in the field of industrial control...[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]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
1 Basic Features
In computer control systems and various intelligent instruments and meters composed of single-chip microcomputers (or microprocessors), various external analog signals must be ...[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]
LED is now known as the fourth generation of light sources. High-power LED has many advantages over traditional light sources in outdoor lighting.
1 LED lamps have high light efficiency
C...[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]