I want to write a general code to flash into the BIOS to achieve the following purpose: When booting up, access a certain network IP through my motherboard integrated network card. I have the idea. Bu...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:58[/i]The simple working principle of the touch screen is actually that when you touch the touch screen installed on the front of the d...
I saw a program about 5438ADC, which required If A00.5*AVcc, P1.0 set, else reset.
The program is written like this
if (ADC12MEM0 = 0x7ff) // ADC12MEM0 = A00.5AVcc? P1OUT |= BIT0; // P1.0 = 1 else P1O...
[i=s]This post was last edited by moonyuan on 2014-7-7 23:09[/i] [color=#ff00][backcolor=rgb(255, 255, 255)][font=Verdana][size=2]Participate in the HELPER2416 Development Board Student Aid Program[/s...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 20:00[/i]Technical Challenges:
Importance of Grounding Electronic EquipmentAnalysis of problems caused by various incorrect grounding meth...
Refer to chenzhufly's article:
https://bbs.eeworld.com.cn/viewthread.php?tid=355970Wrote an application to test I2C reading and writing EEPROM chip AT24C02:
// //app template, replace xxx with a speci...
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]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
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]
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]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[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
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[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]
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]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
Embedded System
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