I use the GD32F103Cxx microcontroller. I turned on the PWM function provided by the microcontroller. After initialization, the output can be output normally, but there is a problem that cannot be solv
Calculation of the lead and lag of the voltage and current of capacitors and inductors, and network reactance1. The waveform can show the lead and lag, but it cannot be seen that it is 90° ahead! How
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:59[/i] Nanjing Daily reports (reporter Wei Ming, correspondent Wang Wenxi, Zhan Wei) "At most, we completed the overall digital TV co