I am a beginner. I found two versions of the resonant frequency of the RC phase-shift oscillator circuit on the Internet. One is 1/2√3πRC and the other is 1/2√6πRC. I looked at the two circuit diagram...
Intelligent buildings are high-tech buildings that have added three automation systems, including building, office, and communication, to traditional buildings . Building automation system (BAS) is an...
Since CoolShare Technology officially decided to develop CoolSystem 2.0, users have experienced a three-month waiting period. During these three months, we put all our energy into the development of t...
[i=s] This post was last edited by ltbytyn on 2015-9-19 15:58 [/i] In the post [size=12px] [/size][color=#666666][url=https://bbs.eeworld.com.cn/thread-473692-1-1.html][b]【R7F0C809】AD Sampling[/b][/ur...
Why is there only one physical serial port com3 on my laptop? I can't use it. I created a pair of virtual serial ports com1 and com2. I wrote a serial communication program in VC, but the error messag...