This is a beta course, so its structure, chapters, and examples may continue to change.I/O系统练习题 This article is being translated. Please check back soon. Previous设备管理与驱动设备管理策略、驱动程序开发、设备分配与回收机制NextI/O控制方式程序查询方式、中断驱动方式和DMA方式的原理、实现和比较
