[i=s]This post was last edited by paulhyde on 2014-9-15 03:18[/i] This competition is really good. Although the question looks kind, the indicators are too high!!!...
This is what I did. Please help me see where I did wrong: 1. The u-boot environment variables are as follows: QQ2440 # printenv bootargs=root=/dev/nfs rw nfsroot=172.16.1.248:/home/yf/project nfsaddrs...
Now, the AC is input to the AD port of the PIC16F877A microcontroller through the op amp. The program code is in assembly, so I don't quite understand it. It seems that the program is written like thi...
Hello everyone, although I have studied electronics for four years, I don't have many opportunities to actually connect PCB boards. Here I would like to ask about the power supply problem of the circu...
It is said that the interrupt nesting of MSP430 can only be achieved by turning on the general interrupt EINT in the interrupt program.
If I use two interrupt programs A and B in my program, and the i...
PV DC fuses are safety devices used to protect PV panels, inverters, and DC loads. To ensure their safety and reliability, they must be UL248 certified.
Before applying for UL248 certifi...[Details]
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As time goes by, people are increasingly concerned about their own and their families' health. However, existing monitoring devices for individual vital signs have struggled to gain market share du...[Details]
White light LEDs are voltage-sensitive devices. In actual operation, their upper limit is 20mA. However, the current often increases due to various reasons during use. If no protective measures are...[Details]
With the rapid advancement of automation technology, collaboration between robots is no longer just science fiction. Imagine dozens of machines moving goods in a warehouse without interfering with ...[Details]
The Automotive Testing and Quality Assurance Expo (ATE 2025) will open on August 27th. At the expo, Rohde & Schwarz (R&S) will showcase six automotive testing solutions, themed "Intelligently Drivi...[Details]
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The complexity of the integrated circuits (ICs) used in electronic systems in vehicles is increasing. They aim to execute artificial intelligence (AI) algorithms to control autonomous driving funct...[Details]
UPS stands for Uninterruptible Power Supply, which includes energy storage devices. It is mainly used to provide uninterruptible power supply for devices that require high power stability.
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