[i=s]This post was last edited by tiankai001 on 2019-1-2 10:01[/i] [font=宋体][size=4][color=#222222][b]There are many common soldering defects on circuit boards. The following figure shows the sixteen ...
The origin of Buck
I don't want to talk about the history of power electronics. After decades of development, it has evolved from the low efficiency and large size of the initial linear power supply t...
This series of documents would like to thank forum members wstt, david_lee, cat3902982, sugerlatu, zhangdaoyu and other friends for their strong support. They spent a lot of time and energy to organiz...
In the CE6.0 platform, the interface written by MFC, the button is transparent, 1. The method used is, in WM_CTLCOLOR, the button's BRUSH returns HOLLOW_BRUSH, SetBkMode(hdc, TRANSPARENT); 2. In OnIni...