I modified the USB virtual serial port driver of STM32 to receive data from the network card, and then sent the data to the host computer by calling the USB node write function of the USB virtual seri...
I am using IAR to write the UCOS system for atmega128. However, in the isr.r90 file, there is an assembly statement that I don't quite understand. I hope someone can help me. RSEG CODE:CODE:NOROOT(0) ...
[p=26, null, left][color=#333333][font=Arial][size=14px]The history of state machine programming is probably longer than that of traditional operating systems. The traditional large while loop mode ge...
Proximity sensors and existing solutions Proximity sensors play an important role in our lives and are widely used in smart home appliances, such as faucets that automatically sense water, air conditi...
After finishing the code, he stood up, turned off the computer, and used boiling water to make himself a bowl of steaming old-style pickled cabbage noodles. Chinese programmers prefer to draw the curt...
[i=s]This post was last edited by dql2016 on 2022-9-21 16:41[/i]esp-idf is an official SDK development package provided by Espressif, which is very powerful.
https://www.espressif.com.cn/zh-hans/produ...
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]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
Only a small number of LED manufacturers can produce high-quality LEDs. For applications that are only used for simple indication, low-quality LEDs are sufficient. However, high-quality LEDs must...[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]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
1. Introduction
With the increasing popularity of fully automatic washing machines, consumers have higher and higher requirements for their environmenta...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[Details]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[Details]
Cars equipped with xenon headlights are already common on the road. Whether they are standard equipment on high-end cars or embellishments on modified cars, xenon lamps are gradually becoming a sym...[Details]
The emergence and development of street lamps are inseparable from the prosperity and progress of cities, which makes street lamps useful. Conversely, street lamps also make the night of the city n...[Details]