2410开发板实现 IIS音频录入，播放 使用DMA1， DMA2-2410 development board realized IIS audio recording broadcast use DMA1, DMA2

DOS下直接对声卡IO口操作录放音的方法和实例-DOS sound card directly to the IO port to operate audio recording methods and examples

操作系统磁盘空间分配与回收，用户可以定义柱面数，扇区数，磁道数，然后用一个二维数组存放相对应用户分配的相对物理块号，即数组weishi[][]。程序中定义内部类记录进程，当输入相应的用进程名时，给相应分配为物理块，记录盘块数据。当回收用户盘块时，只需输入进程名，即可回收其占用的盘块并置位示图相应号为0。-Operating system disk space allocation and recovery, users can define the number of cylinders, se

凌陽公司所出產的spec061A控制程式範例，結合"61板"的三個按鍵完成錄音、停止和播放功能。-Sunplus company produced spec061A control programs paradigm, combined with " 61 boards" to complete recording of the three buttons to stop and playback capabilities.