PCB，即印制电路板（Printed Circuit Board），是现代电子设备中不可或缺的重要部件。它是电子元器件电气连接的提供者，是电子产品的大脑和心脏，被广泛应用于各种电子设备中。 那么，PCB板究竟是什么意思？它的工作原理和应用场景是什么？本文一一道来。

The motors I used for this robot are 2 servomotors modified for speed. You can also use other motors if it’s good enough. I didn’t have any so I modded 2 servomotors. How to Mod the Servomotors (look ...

It’s generally pretty easy to spot a microcontroller on a PCB. There are clues aplenty: the more-or-less central location, the nearby crystal oscillator, the maze of supporting passives, and perhaps ...