if (expression) statement 1, statement 2, statement 3; after verification by Microsoft VS, the running result is equivalent to if (expression) {statement 1; statement 2; statement 3;}. I found this us
The flyback power supply has a sound problem when the load is small
The main control is UC3842, the power supply can work normally, the output of pin 1 is normal when under load, there is a sound when
[i=s]This post was last edited by IC Crawler on 2022-9-25 18:46[/i]According to the Allwinner V853 SDK download environment, the following error occurs when installing the repo:repo help
/usr/bin/env:
There are many types of field effect tubes. The following takes the SPP20N60C3 tube as an example. It is an Infineon Cool MOS tube, 600V20A0.19Ω.First of all, be careful not to touch the pins with you