flashmodule.lst

该程序完成了c8051外围电路的驱动和串口协议的编写。希望能给大家学习51单片机带来帮助

 332          
 333          //--------------------------------------------------------------------------------------------------
 334          //函数名称：void CheckSystemRAMInvalidation(void)
 335          //功    能：检测系统RAM是否失效     
 336          //输入参数：无 
 337          //返    回：无
 338          //完成日期：4/13/2007
 339          //-------------------------------------------------------------------------------------------------
 340          
 341          void CheckSystemRAMInvalidation(void)
 342          {
 343   1              unsigned char xdata uchDataCheck[13] = {0xff, 0x94, 0xC0, 0x25, 0x04, 0xf3, 
 344   1                                                                                                      0xb0, 0x07, 0x5D, 0x07, 0x06, 0x00, 0x00};
 345   1              unsigned int  xdata uiDataResult;
 346   1              unsigned int  xdata uiTempDataRCR = 0xffff;
 347   1              unsigned char xdata uchDataCheckLength = 11;
 348   1              unsigned char xdata *p_uchDataCheck = &uchDataCheck; 
 349   1              unsigned int  xdata uiTempData;
 350   1          
 351   1              while(uchDataCheckLength > 0)
 352   1          {
 353   2              uiTempDataRCR = ((unsigned char)(uiTempDataRCR)) ^ uchDataCheck[((unsigned char)(uiTempDataRCR >> 
             -8) ^ *p_uchDataCheck)];
 354   2              uchDataCheckLength--;
 355   2              p_uchDataCheck++;
 356   2      
 357   2          }
 358   1          uiDataResult = uiTempDataRCR;
 359   1              uchDataCheck[11] = uiDataResult;
 360   1          uchDataCheck[12] = (uiDataResult >> 8);    
C51 COMPILER V7.10   FLASHMODULE                                                           09/18/2008 14:09:29 PAGE 7   

 361   1              uchDataCheckLength = 11;
 362   1              uiTempDataRCR = 0xffff;
 363   1              p_uchDataCheck = &uchDataCheck;
 364   1      
 365   1              while(uchDataCheckLength > 0)
 366   1          {
 367   2                      uiTempDataRCR = ((unsigned char)(uiTempDataRCR)) ^ uchDataCheck[((unsigned char)(uiTempDataRCR >> 8) ^ 
             -*p_uchDataCheck)];
 368   2              uchDataCheckLength--;
 369   2              p_uchDataCheck++;
 370   2      
 371   2          }
 372   1              
 373   1              uiDataResult = uiTempDataRCR;   
 374   1              uiTempData = uchDataCheck[11] + (uchDataCheck[12] << 8);
 375   1              
 376   1              if (uiTempDataRCR == uiTempData)
 377   1              {
 378   2                      SetRAMLostStatusMain(0);        
 379   2              }       
 380   1              else if (uiTempDataRCR != uiTempData)
 381   1              {
 382   2                      SetRAMLostStatusMain(1);        
 383   2              }               
 384   1      }
 385          
 386          
 387          //--------------------------------------------------------------------------------------------------
 388          //函数名称：void CheckSystemFLASHInvalidation(void)
 389          //功    能：检测系统FLASH是否失效     
 390          //输入参数：无 
 391          //返    回：无
 392          //完成日期：4/13/2007
 393          //-------------------------------------------------------------------------------------------------
 394          void CheckSystemFLASHInvalidation(void)
 395          {
 396   1              unsigned char code uchDataCheck[11] = {0xff, 0x94, 0xCc, 0x25, 0x04, 0xf3, 
 397   1                                                                                                      0xb0, 0x07, 0x5D, 0x07, 0xf6};
 398   1              unsigned int  xdata uiDataResult;
 399   1              unsigned int  xdata uiTempDataRCR = 0xffff;
 400   1              unsigned char xdata uchDataCheckLength = 11;
 401   1              unsigned char xdata *p_uchDataCheck = &uchDataCheck; 
 402   1          
 403   1              while(uchDataCheckLength > 0)
 404   1          {
 405   2              uiTempDataRCR = ((unsigned char)(uiTempDataRCR)) ^ uchDataCheck[((unsigned char)(uiTempDataRCR >> 
             -8) ^ *p_uchDataCheck)];
 406   2              uchDataCheckLength--;
 407   2              p_uchDataCheck++;
 408   2          }
 409   1          uiDataResult = uiTempDataRCR;    
 410   1              uchDataCheckLength = 11;
 411   1              uiTempDataRCR = 0xffff;
 412   1              p_uchDataCheck = &uchDataCheck;
 413   1      
 414   1              while(uchDataCheckLength > 0)
 415   1          {
 416   2                      uiTempDataRCR = ((unsigned char)(uiTempDataRCR)) ^ uchDataCheck[((unsigned char)(uiTempDataRCR >> 8) ^ 
             -*p_uchDataCheck)];
 417   2              uchDataCheckLength--;
 418   2              p_uchDataCheck++;
 419   2          }   
C51 COMPILER V7.10   FLASHMODULE                                                           09/18/2008 14:09:29 PAGE 8   

 420   1              if (uiTempDataRCR == uiDataResult)
 421   1              {
 422   2                      SetFLASHLostStatusMain(0);      
 423   2              }       
 424   1              else if (uiTempDataRCR != uiDataResult)
 425   1              {
 426   2                      SetFLASHLostStatusMain(1);      
 427   2              }                       
 428   1      }
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C51 COMPILER V7.10   FLASHMODULE                                                           09/18/2008 14:09:29 PAGE 9   



MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =   1881    ----
   CONSTANT SIZE    =    238    ----
   XDATA SIZE       =   ----     264
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----      14
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  0 WARNING(S),  0 ERROR(S)