I would like to ask my brothers and sisters, I use STM32F103ZET6+ENC28J60 to learn LWIP. When using TCP server mode, communication is normal. When using TCP client mode, it can ping, but cannot connec...
[backcolor=rgb(239, 245, 249)]I am a beginner, just started to learn STM32 microcontroller, using MDK4.72, and J-link to download the program. [/backcolor] [backcolor=rgb(239, 245, 249)]The purpose of...
The core IC is an op amp, or LM324, LM358, which controls the heating core on and off through a bidirectional thyristor! The temperature control uses a thermocouple or thermistor; the power supply use...
It turned out that there was a problem with the driver in the device manager and it could not be downloaded. No matter how I installed it, it worked. Later, I deleted the related files of ftdi and xds...
Hello, seniors. I have just started working in the security industry. I don't know much about the products, and I know nothing about [b]integrated wiring[/b]. I hope you can give me some advice on whi...
[i=s]This post was last edited by qwqwqw2088 on 2017-12-30 16:34[/i] [align=left][color=rgb(62, 62, 62)][font=-apple-system-font, "] [size=4] As the end of the year approaches, Kunshan City, Jiangsu P...
1. Principle of displacement angle sensor
The angle sensor is used to detect angles. It has a hole in its body that fits the LEGO axle. When connected to the RCX, the angle sensor counts once ...[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]
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]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[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]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
Corelink Semiconductor has launched the CL1100-based 5-7W E27 LED lighting driver system solution DB2. This driver module meets the requirements of small size (L×W×H=5.1cm×2.1cm×1.8cm), low standby...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
With the continuous advancement of various technologies in the field of measurement and control, the baseband subsystem of general measurement and control equipment has entered the fourth generation o...[Details]
Abstract: Based on the ZigBee parking lot SMS car search system, the location of the vehicle in the parking lot is sent to the owner through SMS, which is convenient for the owner to quickly find ...[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]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[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]
Applying fieldbus technology on new beer production lines is the first choice for large beer companies with strong management level and technical strength. Guangzhou Zhujiang Beer Group Co., Ltd. i...[Details]
1. Fully understand the design requirements of all parties and determine the appropriate solution.
When starting a hardware development project, the original driving force will come from many a...[Details]