mcs_x51lib.lst

stc头文件

C51 COMPILER V7.50   MCS_X51LIB                                                            06/08/2006 14:06:33 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE MCS_X51LIB
OBJECT MODULE PLACED IN MCS_X51lib.obj
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE lib\MCS_X51lib.c BROWSE INCDIR(.\inc;.\inc;..\inc) DEBUG OBJECTEXTEND PRINT
                    -(.\MCS_X51lib.lst) OBJECT(MCS_X51lib.obj)

line level    source

   1          /****************************************************************
   2          //MCS-51单片机自定义库函数。
   3          //用户可以添加自己的操作
   4          
   5          //create by changshengwuji 
   6          //email: [e-mail]
   7          //qq:    450353168
   8          //2006.05.03
   9          ****************************************************************/
  10          #include<intrins.h>
  11          #include "../inc/mcs_x51.h"
  12          #include "../inc/hardmap.h"
  13          /*延时机器周期为：8+x*7 */
  14          /* STC89C52,工程设置为8级优化，small ram，large rom。速度优先*/
  15          /* 经试验，优化等级不影响该函数的定时时间*/
  16          void delay_7clk(UINT8 x)
  17          {
  18   1              while(x--);
  19   1      }
  20          
  21          /* STC89C52,工程设置为8级优化，small ram，large rom。速度优先*/ 
  22          /* 延时函数，参数为16位整数*/
  23          /* 延时机器周期为12+10*x   */
  24          void delay_10clk(UINT16 x)
  25          {
  26   1              while(x--);
  27   1      }
  28          
  29          
  30          //从串口读取一个字节
  31          UINT8 uart_getc()
  32          {
  33   1              while(!RI);
  34   1              UART_RIIF_CLR;
  35   1              return(rd_uart());
  36   1      }
  37          
  38          //利用串口输出一个字节
  39          void uart_putc(UINT8 x)
  40          {
  41   1              wr_uart(x);
  42   1              while(!TI);
  43   1              UART_TIIF_CLR;
  44   1      }       
  45          
  46          /**********************************************************
  47          SPI function
  48          **********************************************************/                                                                                                                
  49          UINT8 spi_getb()                        //get a byte from spi bus
  50          {
  51   1      UINT8   i,val;
  52   1              SCK = 0;
  53   1              MOSI = 0;
  54   1              val = 0;
C51 COMPILER V7.50   MCS_X51LIB                                                            06/08/2006 14:06:33 PAGE 2   

  55   1              for(i = 0; i< 8 ;i++)
  56   1              {
  57   2                      SCK = 1;
  58   2                      val = val << 1;
  59   2                      if(MISO)
  60   2                              val |= 0x01;            
  61   2                      SCK = 0;
  62   2              }
  63   1              return(val);
  64   1      }
  65          /***************************************************************
  66          
  67          ***************************************************************/
  68          void spi_putb(UINT8 x)           //put a byte to spi bus
  69          {
  70   1      UINT8 i;
  71   1              for(i = 0;i < 8 ;i++)
  72   1              {
  73   2                      SCK = 0;
  74   2                      //if(((x>>(7-i)) & 0x01) == 1)
  75   2                      if((x& (1 << (7-i))) == 1)
  76   2                              MOSI = 1;
  77   2                      else
  78   2                              MOSI = 0;
  79   2                      _nop_;
*** WARNING C275 IN LINE 79 OF LIB\MCS_X51LIB.C: expression with possibly no effect
  80   2                      SCK = 1;
  81   2                      _nop_;
*** WARNING C275 IN LINE 81 OF LIB\MCS_X51LIB.C: expression with possibly no effect
  82   2                      _nop_;
*** WARNING C275 IN LINE 82 OF LIB\MCS_X51LIB.C: expression with possibly no effect
  83   2                      _nop_;
*** WARNING C275 IN LINE 83 OF LIB\MCS_X51LIB.C: expression with possibly no effect
  84   2              }
  85   1              SCK = 0;
  86   1              MOSI = 0;
  87   1      }                       
  88          /***************************************************************
  89          ***************************************************************/
  90          void spi_putw(UINT16 x)
  91          {
  92   1      UINT8 i;
  93   1              SPI_EN = 0;
  94   1              i = x>>8;
  95   1              spi_putb(i);
  96   1              i = x & 0x00ff;
  97   1              spi_putb(i);
  98   1              SPI_EN = 1;
  99   1      }
 100          /******************************************************************/
 101          
 102          /******************************************************************
 103          硬件SPI接口函数
 104          向SPI端口写一个字。
 105          *******************************************************************/
 106          #if defined(STC_12X2052X)
                      void wrw_spi(UINT16 x)   
                      {
                              SPI_EN = 0;
                              SPIF_CLR;
                              wrb_spi(x>>8);
                              while(SPIF == 0);       
C51 COMPILER V7.50   MCS_X51LIB                                                            06/08/2006 14:06:33 PAGE 3   

                              SPIF_CLR;
                              wrb_spi(x & 0x00ff);
                              while(SPIF == 0);
                              SPIF_CLR;
                              SPI_EN = 1;
                      }
              
              #endif


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    133    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       2
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  4 WARNING(S),  0 ERROR(S)