轉載連接:css
USB轉TTL、USB轉串口、USB轉232的區別:
https://blog.csdn.net/csshuke/article/details/78854563web
RS-232 和 UART 之間有什麼區別?
https://www.zhihu.com/question/22632011ssh
uart、串口、COM口、USB口,ttl,rs232, rs485這幾個究竟是啥關係?、
https://www.zhihu.com/question/271616218svg