[b]Example 1: A digital computer thermometer with LCD display[/b] There are many types of LCD displays. According to the display mode, they can be divided into segment type, line matrix type and full ...
The circuit I designed using the BL9582B design manual is as follows:
The difference between the picture and the manual is: an optocoupler is added, which may affect the smoothness of the PWM. There s...
LED voltage is 3.2V and current is 20 mA. 4+10+17=31 LEDs are used. Mobile phone battery is 3.7V, about 650mAH. LEDs should be connected in parallel. Then 31 LEDs x 0.02A current = 0.62A. That is to s...
This paper introduces the special requirements of IEC6113123 and multi-language programming software in DCS, and discusses the architecture of programming software, design and implementation , alarm o...
[b][font=微软雅黑]youki12345 asked: As shown in the figure. If we know the signal size, the resistance values of R1, R2, and R3, then the voltage range at the intersection can be easily calculated. Now th...
There are many different ways of human-computer interaction. The more common ones are listed below:
Mouse interaction: Using a mouse to operate a computer and interact was the most common human...[Details]
ISP devices, such as field programmable devices (FPGAs and CPLDs), do not require a programmer. Using programming kits provided by the device manufacturer, they employ a top-down modular design app...[Details]
When we travel in cities, we all find that electric vehicles have many advantages. As a means of transportation, they can also fulfill their mission well. Now, more and more residential communities...[Details]
As the scale and business applications of national e-government networks continue to expand, the data and services transmitted over them are becoming increasingly sensitive and critical. To protect...[Details]
In June 2014, the Ministry of Industry and Information Technology issued 4G FD-LTE licenses to China Unicom and China Telecom. Together with the 4G TD-LTE licenses issued to China Mobile, China Uni...[Details]
Normally, we determine our location and where we want to go by comparing our surroundings with observation and simple GPS tools. However, this kind of reasoning is very difficult for self-driving c...[Details]
Chinese characters are extensive and profound, and there are many different names for ESD tubes. How many of them do you know?
As far as I know, ESD diodes are currently known as ESD p...[Details]
The difference between a series inverter and a parallel inverter is that they use different oscillation circuits. A series inverter connects L, R, and C in series, while a parallel inverter connect...[Details]
Analog Devices held a third-quarter fiscal 2025 earnings conference call. Vincent T. Roche, CEO and Chairman of the Board, and Richard C. Puccio, Executive Vice President and Chief Financial Office...[Details]
I believe everyone has heard of memory. If your computer is slow, your experts may recommend upgrading it to a larger capacity. But what exactly is computer memory used for? Why does memory capacit...[Details]
The practice of warming up a car originated with gasoline-powered vehicles. Warming up the engine allows it to enter a better working state and ensures good lubrication. This has become a habit for...[Details]
Pure electric vehicles have experienced rapid growth in recent years, and many consumers now consider them as a top choice when purchasing a car. But do you know how to choose a satisfactory and sa...[Details]
It’s a collaborative blueprint designed to address integration complexities and create scalable solutions through Arm’s automotive innovation ecosystem.
The transformation of future mo...[Details]
While aberration theory is a vast subject, a basic understanding of some fundamental concepts can make it easier to understand: spherical aberration, astigmatism, field curvature, and chromatic abe...[Details]
Perhaps due to the stereotypes surrounding electronic products, many owners of pure electric vehicles have questions about charging. What's the correct way to charge? How can charging slow down bat...[Details]