Speaking of the wireless control method of smart home, it is closely related to the development of wireless technology. With the rapid development of science and technology, wireless technology has al...
The current in the inductor cannot change suddenly. (After the voltage across the inductor is removed, the current will not disappear immediately, thus generating a reaction potential)Inductor is an e...
[i=s]This post was last edited by zzzy11 on 2022-10-17 09:30[/i]Tesla’s humanoid robot Optimus Prime uses the same fully autonomous driving system FSD as its cars. What are your expectations for this ...
[size=4]As shown in the figure: [/size] [size=4]Take the 3V3_TX on the left as an example: [/size] [size=4]When 3V3_TX is at a high level, Q1 is in the saturation area, which is equivalent to a short ...
Compared with the traditional CCFL LCD backlight, which has the disadvantages of poor color gradation, low color purity, high power consumption due to high voltage drive, and thick screen, LED bac...[Details]
This morning, OPPO officially announced that the Find X3 series will be equipped with a 1 billion color screen and natively support 10-bit display. OPPO said that the 1 billion color screen equipp...[Details]
Design idea: Use timer interrupt to generate the minimum time unit T0, every m T0 forms a sub- cycle T10, of which the first n T0 is the LED conduction time, that is, Ton=n*T0, then Toff=(mn)*T0 ; ev...[Details]
At this moment, it seems that any topic cannot avoid the epidemic. However, for the vast majority of ordinary people, the greatest contribution is to stay at home as much as possible and not cause ...[Details]
According to Taiwanese media Digitimes, Apple is preparing to launch its first cellular laptop next year, and the 5G-enabled MacBook will be available in the second half of 2020. Apple will all...[Details]
Ministry of Industry and Information Technology Joint Meeting No. 134
To the competent departments of industry and information technology, science and technology, ecological environment, tran...[Details]
As the name implies, network cameras are a new generation of cameras that combine network technology and traditional cameras. Their notable feature is that they can perform remote real-time monit...[Details]
Next generation base station transmitters and receivers will support wider bandwidths, including not only multiple carriers (MC) with a single radio format, but also multiple formats in a single ...[Details]
On December 29, Samsung officially announced that due to the epidemic, it will temporarily adjust the operations of its factory in Xi'an, China to protect the safety of employees as much as possible....[Details]
A logic analyzer is a waveform test device similar to an oscilloscope. It can monitor the logic level (high or low) when the hardware circuit is working, store it, and express it intuitively in a...[Details]
/* Name: Button control 8X8LED dot matrix display
Graphics
Note: Each time K1 is pressed, 8X8LED
The dot matrix screen displays different graphics in a cycle.
This example uses both external...[Details]
There are two main types of technical information about the performance parameters and usage of STM32, one is called a data sheet, and the other is called a technical reference manual or simply...[Details]
Ubuntu 10.04 is preparing to port Phonon, but the porting of 4.5 failed. There is an error when playing the sound. . . There is no way. Transfer to QtMutimedia I won’t mention the installation of c...[Details]
To help maximize safety, surveillance infrastructure is steadily increasing in industrial, office, and residential buildings. Over the past decade, camera technology has made tremendous...[Details]
CAN (Controller Area Network) is a local area network communication protocol, which is widely used in automobile, industrial automation and other fields. However, the CAN bus system may also encoun...[Details]
Analog electronics
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