ucos-ii移植for 8051

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1、ucos-ii移植for8051也可以跟我索要全部移植代码，我将给你一个keil工程，你只需电击一下编译按扭，在软件仿真运行即可在串口1窗口里看到uCOS-II的风采!(不需任何编程,当然除了你以后要添加应用任务)注意不要将本移植代码应用于商业!!!如果那位大虾，能更有好的建议，请跟我联系，不胜感激！//--我们的技术是你的！www.icwin.netQQ:75011221呢称:电子牛EMAIL:niuyimail@126.comOS_CPU_C.C/****************************************************

2、*******************************************************INITIALIZEATASK'SSTACK**Description:ThisfunctioniscalledbyeitherOSTaskCreate()orOSTaskCreateExt()toinitializethe*stackframeofthetaskbeingcreated.Thisfunctionishighlyprocessorspecific.**Arguments:taskisapointertothetaskcode**o

3、s_pdataisapointertoausersupplieddataareathatwillbepassedtothetask*whenthetaskfirstexecutes.**ptosisapointertothetopofstack.Itisassumedthat'ptos'pointsto*a'free'entryonthetaskstack.IfOS_STK_GROWTHissetto1then*'ptos'willcontaintheHIGHESTvalidaddressofthestack.Similarly,if*OS_STK_GR

4、OWTHissetto0,the'ptos'willcontainstheLOWESTvalidaddress*ofthestack.**optspecifiesoptionsthatcanbeusedtoalterthebehaviorofOSTaskStkInit().*(seeuCOS_II.HforOS_TASK_OPT_???).**Returns:Alwaysreturnsthelocationofthenewtop-of-stack'oncetheprocessorregistershave*beenplacedonthestackinth

5、eproperorder.**Note(s):Interruptsareenabledwhenyourtaskstartsexecuting.Youcanchangethisbysettingthe*PSWto0x0002instead.Inthiscase,interruptswouldbedisabledupontaskstartup.The*applicationcodewouldberesponsibleforenablinginterruptsatthebeginningofthetask*code.YouwillneedtomodifyOST

6、askIdle()andOSTaskStat()sothattheyenable*interrupts.Failuretodothiswillmakeyoursystemcrash!**********************************************************************************************************//*at89c55wdPDL(spformLOWtoHIGH)：(堆栈指针所指的栈顶数据为有效数据)装入堆栈指针ptos到stkstk-->入栈：task底高(高

7、内存)入

8、

9、入栈：ACC栈

10、

11、入栈：B顺

12、

13、入栈：DPH//暂时忽略第二指针序

14、

15、入栈：DPL

16、/

17、入栈：PSW

18、

19、入栈：R7-R4

20、______

21、入栈：os_pdata(R3,R2,R1)用寄存器传递os_pdata入栈：R0(底内存)//入栈：DPS??//双数据指针选择寄存器??//入栈：PC自己应该参照编译器定义入栈/出栈顺序，写出来备以后查阅*/OS_STK*OSTaskStkInit(void(*task)(void*pd)LG_REENTRANT,void*os_pdata,OS_STK*ptos,INT16Uopt)LG_REENTRA

22、NT{//INT16U*stk;OS_STK*stk;opt=opt;/*'op