DM642 平台下任务模块切换的使用，可以正常运行-Use of the switch by the DM642 platform task module, normal operation

DSP系统设计和BIOS编程实例光盘有关任务切换的例子，使用TSK_yield()进行切换并打印当前任务id-DSP system design and BIOS programming examples CD for task switching example, the use TSK_yield () to switch and print the current task id

ucos3任务创建,时间片轮转调度。文中创建了两个任务，运行时，两个任务进行切换运行。-ucos3 task,Time slice rotation scheduling.In this paper, we created two tasks, run time, two tasks to run the switch.