Ask a newbie question: When drawing components in Altium Designer Summer 09, I set a pin to be hidden. As a result, every time I add a pin, it becomes hidden. I cancel the hidden attribute and add pin...
What is the maximum time that can be set with settimer()? I see in the function definition that the time parameter is in milliseconds and the type is UINT. So the maximum time that can be set is 65535...
Connect the wires as above. Then, connect the jumper cap and set the serial port parameters.The baud rate is 57600. Thank you Qin Heng and eeworld.This content is originally created by EEWORLD forum u...
My LM4F232 application is SMT machine control, so now I am considering using PC software to send coordinates to LM4F232, and then drive the stepper motor to runAt present, the first step is to conside...
[align=left]The complete PCB we envision is usually a neat rectangular shape. While most designs are indeed rectangular, many designs require irregularly shaped boards, which are often not easy to des...
[i=s]This post was last edited by dj狂人 on 2021-8-24 10:30[/i]Hey guys, I have a question. As shown in the figure below, the program storage space of this single chip is in OTP format. I have never und...
Is electromagnetic radiation from electric vehicles harmful to the human body? Recently, the issue of electromagnetic radiation from electric vehicles has garnered widespread attention. However, pu...[Details]
Ever since the Tesla fire incident, electric cars, already known for their poor reputation, have been subjected to even more scathing criticism. Despite this, many people are still willing to buy t...[Details]
On August 25th, SK Hynix announced that it has completed development and entered mass production of its 321-layer, 2Tb QLC NAND flash memory product. This achievement marks the world's first applic...[Details]
With the rapid adoption of smart electric vehicles, automotive chips are evolving from auxiliary control units to the foundation of the entire vehicle's intelligence. Their applications extend from...[Details]
A multilevel inverter converts a DC signal into a multilevel staircase waveform. Instead of a straight positive-negative output waveform, the output waveform of a multilevel inverter alternates in ...[Details]
A tubular motor is an electric motor that is typically used to control the movement of machines and equipment. Tubular motors are generally divided into two categories: linear tubular motors and ro...[Details]
Inverter power supplies on the market can generally be divided into two categories: sine wave inverters and square wave inverters. Some engineers also like to categorize pure sine wave inverters as...[Details]
A scale, a large, ground-mounted scale, is typically used to measure the tonnage of truck cargo. It's the primary weighing device used in factories, mines, and businesses for bulk cargo measurement...[Details]
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The OMAP-L138 dual-core processor is a new generation of low-power single-chip systems (SoCs) from TI. It is widely used in communications, industrial, medical diagnostic, and aud...[Details]
In microwave amplification circuits, the power chip is the core of the entire circuit. A large number of semiconductor devices in the chip will generate a lot of heat when working. If the heat diss...[Details]
At present, the most troubling thing about pure electric vehicles as new energy sources is not only the range anxiety, but also the disadvantage of long charging time. At present, ternary lithium b...[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]
Bearing wear is a common equipment problem in the manufacturing industry. In today's world where controlling production costs is advocated, using repair technology to reduce the scrapping and repla...[Details]
In July 2025, stimulated by the "old for new" policy, China's new energy vehicle penetration rate reached a historic 50% mark. While industry experts like Cui Dongshu celebrated the market's perfor...[Details]
According to the latest financial report data, thanks to its leading position in advanced technology, TSMC's profit performance in the second quarter of 2025 was extremely impressive, with net prof...[Details]