1. If the MCU has a serial port peripheral, adding a level conversion chip, such as MAX232, SP3485, will become the RS232 and RS485 interface.
2. RS485 uses differential signal negative logic, +2~+6V ...
The oscilloscope signal acquisition mode is used to control how to generate waveforms from sampling points. The commonly used waveform capture modes of Dingyang oscilloscopes are normal mode and peak ...
I believe that many of my friends have this question when studying electricity or using a wiring harness tester: how does alternating current become direct current?
First, let's understand the basic c...
I suggest that when searching for inviters, you can press Enter to start the search directly instead of clicking the Find button with your mouse. As shown in the following figure, after I deleted the ...
[size=5]1. The analog crossover is a circuit device in the speaker that separates the input analog audio signal into different parts such as treble, midrange, and bass, and then sends them to the corr...
iPhone 12, Huawei Mate 40, Samsung Note 21/30... The competition among flagship phones in the second half of the year is no less fierce than that in the first half. For Huawei, many netizens...[Details]
1. Touch screen interface The separated XY conversion mode means converting the XY coordinates one by one. It will first start the AD conversion of the X coordinate. After the conversion is success...[Details]
In recent years, autonomous driving technology has been developing rapidly, and companies and car manufacturers engaged in autonomous driving research and development are also studying smart cockpits...[Details]
"The phase verification was correct, and the Ya'an power transmission reinforcement project was successfully delivered at one time." On July 12, with the successful power transmission of the Ya'an ...[Details]
As shown in Figure 1, a traditional step-down μModule
regulator
can easily generate a negative output voltage by configuring it as a negative output buck-boost converter. The negative termi...[Details]
Recently, at the annual GTC, NVIDIA founder and CEO Mr. Huang Renxun gave a keynote speech and was interviewed by EEWorld reporters, sharing his innovations in computing and graphics, high-performanc...[Details]
There is a clear trend: breaking down complex problems into smaller, simpler, and more clearly defined problems and applying the right tools to the task. This principle applies to even the most mundan...[Details]
Reliable and efficient charging solutions
Driven by the need to improve production efficiency, all industries are adopting higher and higher levels of automation. For example, factory producti...[Details]
Yole's recent research report pointed out that the rise of memory chips in the Chinese mainland market, the development of flip-chip DRAM and 3D stacking technology will bring significant benefits to...[Details]
Thanks to a new partnership, we may soon see more lithium-ion batteries made from recycled materials. Battery materials producer BASF has announced a partnership with graphene energy product manufactu...[Details]
Use an 8-core wire, connect one end to the P1 port, and the other end to the field A-DP of the digital tube (A connects to p1.0, B connects to p1.1, ...), and connect the common end X1 of the first di...[Details]
What is photovoltaic power generation?
Photovoltaic power generation is a technology that uses the photovoltaic effect of semiconductor interfaces to directly convert light energy into ele...[Details]
Six important parts of microcontroller learning and application
1. Bus:
We know that a circuit is always made up of components connected by wires. In analog circuits, wiring is not a problem beca...[Details]
On December 28, the largest charging and swapping station in Southwest my country, Sinopec Bihao Large Charging and Swapping Station, was officially put into operation in Chengdu.
The stat...[Details]
Temperature sensor is a sensor for measuring temperature, which is widely used in industry, scientific research, medical treatment and other fields. According to the different wiring methods, tempe...[Details]