I wrote two read and write functions according to the timing in the manual, but the read and write data are always wrong.
I found a lot of relevant information on the Internet, and it seems that their...
If the differential circuit is single-ended (and 3-point output), why is there no noise? It is easy to understand that the signal is output from points 3 and 2, because the collectors on both sides ar...
[i=s]This post was last edited by lature on 2018-3-30 14:51[/i] [b][color=#5E7384]This content is originally created by [size=3]lature[/size], a user of EEWORLD forum. If you want to reprint or use it...
I need to make a window to display a web page. I originally wanted to use Iwebbrowser2, but the SDK does not have the key piedocvw.lib Htmlcrl. The SDK has mshtml.h, mshtml.idl but no mshtml.dll.........
When compiling and debugging the program, an error message appears. I don't know what it means. I can't find the isctype.c file. Please give me some advice. Thank you....
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[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]
At present, a large number of cooling tower fans, speed fans and special fans are in use in petroleum, chemical, pharmaceutical, metallurgical and other enterprises. Some fans have no monitoring in...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[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]
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]
Current
measurement:
Magnetic balance Hall current
sensor
is used
. The sensor can measure AC from DC to 100kHz.
In automatic measurement and control systems, it is often nec...[Details]
0 Introduction
In the design and construction of communication systems,
communication power supply
is called the heart of the communication system. The power supply system will dire...[Details]
Stepper motors, also called steppers, use the principles of electromagnetism to convert electrical energy into mechanical energy and have been used since the 1920s. With the increasing popularity o...[Details]
In the development direction of the automotive industry, electric vehicles (EV) and hybrid electric vehicles (HEV) are becoming an obvious trend. From a technical point of view, hybrid power is mor...[Details]
In the past 20 years, although the inverters that use power transistors (GTR) as inverter power devices, 8-bit microprocessors as control cores, and realize asynchronous motor speed regulation acco...[Details]
1 Overview
As a driving power source, the new battery has a range of more than 200 km within the acceptable weight range of the mass market, which provides an important way for power batteries...[Details]
1 Causes of problems with electric vehicle batteries
1.1 Caused by the battery itself
Why do we say that? In the previous issue, we learned about the working princi...[Details]