I saw this circuit diagram on the Internet, which said that it was a problematic circuit and Q1 was prone to burn out.
The comments section has the following opinions:
1. The resistance of R7 is too l
ESP8266 adds support for VfsLfs1 and VfsLfs2, which can be added to the firmware via compile switches.make MICROPY_VFS_LFS2=1esp8266/moduos: Add optional support for VfsLfs1 and VfsLfs2.
esp8266/modul
High-performance ultrasound imaging systems are widely used in various medical scenarios. In the past decade, discrete circuits in ultrasound systems have been replaced by highly integrated chips (ICs
I want to make a high-voltage DC generator. I happen to have a high-voltage package. My idea is to use 555 to generate a square wave signal to drive the MOS tube to switch the high-voltage package, an