[i=s]This post was last edited by jinglixixi on 2022-2-26 11:07[/i]DHT22 is a digital temperature and humidity sensor that works in single bus mode. Compared with DHT11, it has higher accuracy, up to ...
(1) Remember the numbers represented by each color in the first and second rings. You can remember them like this: brown = 1 , red = 2, orange = 3, yellow = 4, green = 5, blue = 6, purpl...
I want to choose a smallest and cheap microcontroller. 6-pin, 8-pin or smaller. One timer and one interrupt are enough. I must have an IO port. The 8-pin ATtiny13 and STC15F are still too expensive. I...
RTMy version isI'm using modelsim SE6.5. I checked other versions such as 6.2. Under the main menu "view", "encoding" select GB2312, but the version is different and I can't find it. I've just started...
Solution to gedit not working in UbuntuCategory: LINUXAfter su root, the gedit command cannot be used. As shown in the figure:jerry@jerry:~$ su rootpassword:root@jerry:/home/jerry# lsDesktop linux-2.6...
The project requires that the program cannot be downloaded on the product board, so it must be downloaded before welding. Therefore, I am looking for a CC2530/pin40 base. I would like to ask for advic...
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
Introduction
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
1 Basic Features
In computer control systems and various intelligent instruments and meters composed of single-chip microcomputers (or microprocessors), various external analog signals must be ...[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]
1. Proposal of
reconfigurable
measurement and control system
The measurement and control system generally refers to a system based on
computers
to realize data acquisition a...[Details]