I use the development board, altera DE2-115 clock 50MHz (cycle 20ns). The program I designed realizes the running light and digital tube display. Since the system clock frequency is very high, a 26-bi...
Abstract: This paper introduces the software design process of the PC host with USB interface to 51 single-chip microcomputer in Windows environment. The driver is generated by DriverStudio, and the d...
[i=s]This post was last edited by huaiqiao on 2015-9-4 00:46[/i] To be honest, I was quite surprised to get the Nucelo-F446 board, and it was also my first time to do a review. So I thought since it w...
I used to think that DCM was useless, but later I learned from someone that I could use this module to provide clock sources for other clocks, which is equivalent to overclocking. The V2 chip can reac...
Through the previous round of Q&A ( https://bbs.eeworld.com.cn/thread-325642-1-1.html ), we selected the following 7 forum members to participate in the retest of the M4 development board trial activi...
I am currently working on a smart meter for three-phase power measurement. I have come across a problem: I did not connect the reference voltage to the ATT7022D chip, but the chip is still able to per...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[Details]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[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]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[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 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]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
FPGA/CPLD
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