⚠ Switch to EXCALIDRAW VIEW in the MORE OPTIONS menu of this document. ⚠ You can decompress Drawing data with the command palette: ‘Decompress current Excalidraw file’. For more info check in plugin settings under ‘Saving’

Excalidraw Data

Text Elements

I/O 软件分层

用户层软件

设备独立性软件

设备驱动程序

中断处理程序

硬件

中间三个层次组成了:

内核 I/O 子系统

设备独立性软件