µCOS-II UCOSII学习笔记5.doc

µCOS-II UCOSII学习笔记5
µC/OS-II UCOSII学习笔记5 [pic]7-29-2005-11:35 Fri  [Dev开发] [pic]
|void PC_DOSReturn (void) |
|{ |
|    PC_ExitFlag = TRUE;                                    /* |
|Indicate we are returning to DOS         */ |
|    longjmp(PC_JumpBuf, 1);                                /* |
|Jump back to saved environment           */ |
|} |
|static jmp_buf   PC_JumpBuf; |
|如果调用这个函数，那么就跳回，执行如下代码 |
|    void PC_SetTickRate (INT16U freq) |
|{ |
|#if OS_CRITICAL_METHO