Question 09 1. In the waveform of Figure (02) in this article, that is, Figure 4.1 (d) of the “Switching Power Supply Design 3rd Edition”, the areas of parts A1 and A2 are equal. What does the equal ...
Design of a single-chip traffic light controller 1. Design task Set up traffic lights at a crossroads and use a single-chip microcomputer to reasonably control them. Time and direction control require...
The new AVR series (for example, ATMEGA168, etc.) uses an enhanced watchdog timer. Compared with the original watchdog, it has the same reset function and an interrupt function. The interrupt function...
Now I have a bunch of Keil files and a minimum system board for STM32C8T6, a UsartGPU serial port screen and a sensor, but I don’t know how to connect them together at the hardware level to achieve co...
This application note discusses the definition of spread spectrum system sensitivity and how to calculate the sensitivity of a digital communications receiver. A step-by-step derivation of the rece...[Details]
The researchers sandwiched a short section of a solar cell between glass and a protective film, a process designed to keep the cell dry. The panel was small enough to fit in a special device ...[Details]
Repair method: Find the fault from the outside to the inside, from the easy to the difficult, break the whole into parts, and focus on the breakthrough. The methods can be roughly divided into the fo...[Details]
Previously, rechargeable batteries have been developed
for
portable
terminal applications
such as mobile phones and laptops
. With the increasing demand for various applications such as
e...[Details]
Xiaomi's foldable phone is on the way! Recently, there have been reports that Xiaomi’s first foldable phone may be released this year. It may be the sequel to the Xiaomi MIX series and named ...[Details]
In daily production and life, many occasions such as car reversing, robot obstacle avoidance, industrial well logging, reservoir level measurement, etc. require automatic non-contact distance mea...[Details]
1 System Overview The programmable current source has the characteristics of wide output current range, high accuracy and high power. It is an essential instrument for automatic test system and calib...[Details]
Abstract: Fiber optic communication is the main communication mode of data communication system nowadays, and its performance directly affects the quality of data communication system. This paper u...[Details]
With the rapid development of radio frequency wireless products, the requirements for miniaturization, integrated modularization, and high frequency of microwave filters are becoming higher an...[Details]
11.5.7 Absolute positioning of variables in PICC
First of all, it must be emphasized that when writing programs in C language, variables are generally located by the compil...[Details]
Samsung Display will participate in the world's largest display exhibition "SID Display Week 2021", showcasing next-generation OLED technologies such as S-foldable, Slidable, and under-screen camera ...[Details]
Apple appears set to start assembling its new iPhone SE in India, which would allow it to avoid hefty taxes on smartphones imported into the country. According to appleinsider, people famil...[Details]
With the deep penetration of smart car technology, car lighting, as an important part of car design, is reshaping the way drivers interact with cars, and is being optimized and upgraded from simple...[Details]
China Energy Storage Network:
At present, as the cost and technical economic efficiency of energy storage batteries continue to increase, power batteries are developing rapidly in China. Liu ...[Details]
The new scanning galvanometer of DILAS in Germany combines the two advantages of coaxial temperature detectors in quasi-synchronous material surface temperature control and fast light scanning. This ...[Details]
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