I received the board and I'll show it off first. I thought it was an LQFP package, but it turned out not to be. It was too hard to solder it myself, so I was a little disappointed. The board was solde
I have had some time recently and saw some interesting anecdotes. Let me first talk about the reverse recovery of diodes in power frequency rectifier and filter circuits. A group of nerds quoted from
This post will introduce in detail how to upgrade the firmware of pyboardCN V2. The MCU of pyboardCN V2 is STM32F405, and any method supported by STM32 can be used, so we can upgrade it through the fo
## Preface The reviewer said that I wrote it too simply, but in fact, I was scared by CDK. This article may be just to make up the numbers, but it can help beginners. # Breathing light Let me briefly
This article compares the characteristics of several existing mainstream automotive bus systems in detail. These comparisons will help define the next generation of high-security, high-fault-tolerance