[i=s]This post was last edited by Pinghu Qiuyue on 2015-5-20 00:26[/i] The conversion result of ADC, the data echo stored in EEPROM through I2C circuit, etc., is not easy to display without LCD screen...
Hello everyone, I want to use the program to control the GPRS module, that is, to send and receive AT commands through the program. However, my program only sends a simple "AT" and cannot read the res...
(1) Industrial ValueThe industrial value system of DSP is also the current embedded industry, and can even be expanded to the value system of the integrated circuit industry. The most basic core of th...
I have a question: system clock, instruction cycle, clock cycle, external crystal oscillator, internal crystal oscillator. I have been asking about these things for a long time, but I still don't unde...
[font=宋体][color=#000000][size=12px]The teacher gave me a MSP430F5529 board. The graduation project was to design a USB communication system based on MSP430. I was asked to do it myself. But I don't kn...
Hello? Under WIN2000, Ethernet network, dual network card hot backup, that is, if one network card is broken, the other redundant network card will hot switch, and the two network cards have the same ...
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]
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]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[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]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[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]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
Rated capacity refers to the maximum output power of the UPS (the product of voltage V and current A).
Usually, the UPS power supplies sold on the market are marked with "W" (watt) for smaller...[Details]
0 Introduction
With the rapid development of modern power electronics technology, various power electronic devices have been widely used in various fields such as power systems, industry, an...[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]
Globally, the market for airbags and other restraint systems consists of different geographical regions, each with its own characteristics and needs. North America first introduced airbags in mass-...[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]
Microcontroller MCU
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