Embest industrial evaluation board, due to the confirmation of work, hereby sell, Yuanjiang 680 purchase, the current price is 320 transfer. If you need, please contact me QQ1625345502
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How to operate the page settings when printing electrical schematics with CAD to make it consistent with what you want: For example, A4 paper should be printed with 297*210
When using AD to sample the power frequency voltage signal, after conditioning, the signal is sampled at 0.2V-2.8V for 50us. Because multiple zero-crossing signals may be sent by mistake due to interf
[i=s]This post was last edited by tianshuihu on 2018-1-11 22:59[/i] [i]Foreword[/i] [i]First of all, I would like to say sorry to the administrator @[color=#333333][backcolor=rgb(229, 237, 242)][size=