C51 COMPILER V7.09   ZLG7289                                                               08/24/2007 09:36:48 PAGE 1   


C51 COMPILER V7.09, COMPILATION OF MODULE ZLG7289
OBJECT MODULE PLACED IN zlg7289.OBJ
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE zlg7289.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include<reg51.h>
   2          #include"Config.h"
   3          #include"Config.c"
   4          #include"TimeDLY.h"
   5          #include"zlg7289.h"
   6          
   7          
   8          //函數：SPI_WriteOneByte()
   9          //功能：向SPI總線寫數據
  10          //說明：寫入的數據長度為1字節
  11          void SPI_WriteOneByte(INT8U Wdata)
  12          {
  13   1              INT8U i;
  14   1              for(i=0;i<8;i++)
  15   1              {
  16   2                      ZLG7289DIO = (bit)(Wdata&0x80);
  17   2                      ZLG7289CLK = 1;
  18   2                      Wdata <<= 1;
  19   2                      nNop(1);
  20   2                      ZLG7289CLK = 0;
  21   2                      nNop(1);
  22   2                      
  23   2                      }
  24   1              }
  25          
  26          
  27          //函數：SPI_ReadOneByte()
  28          //功能：從SPI總線讀數據
  29          //說明：返回1字節數據
  30          INT8U SPI_ReadOneByte()
  31          {
  32   1              INT8U i,temp;
  33   1              ZLG7289DIO = 1;                 //將I/O切換到輸入狀態
  34   1              for(i=0;i<8;i++)
  35   1              {
  36   2                      ZLG7289CLK = 1;
  37   2                      nNop(5);
  38   2                      temp <<= 1;
  39   2                      if(ZLG7289DIO) temp++;
  40   2                      ZLG7289CLK      =       0;
  41   2                      nNop(5);
  42   2                      }
  43   1              return temp;
  44   1              }
  45          
  46          //函數：ZLG7289_Instruc()
  47          //功能：執行ZLG7289純指令
  48          //說明：指令長度為1字節
  49          void ZLG7289_Instruc(INT8U Instruc)
  50          {
  51   1              INT8U i;
  52   1              i = IE;
  53   1              IE &= 0xfa;                                                     // Disable external interrupt;
  54   1              ZLG7289CS = 0;
  55   1              nNop(5);
C51 COMPILER V7.09   ZLG7289                                                               08/24/2007 09:36:48 PAGE 2   

  56   1              SPI_WriteOneByte(Instruc);
  57   1              ZLG7289CS = 1;
  58   1              nNop(5);
  59   1              IE = i;                                                         
  60   1              }
  61          
  62          
  63          //函數：ZLG7289_Instruc_Data
  64          //功能：執行ZLG7289帶數據指令
  65          //說明：指令長度以及數據長度均為1字節
  66          void ZLG7289_Instruc_Data(INT8U Instruc,INT8U Data)
  67          {
  68   1              INT8U i;
  69   1              i = IE;
  70   1              IE &= 0xfa;
  71   1              ZLG7289CS = 0;
  72   1              nNop(5);
  73   1              SPI_WriteOneByte(Instruc);
  74   1              nNop(5);
  75   1              SPI_WriteOneByte(Data);
  76   1              ZLG7289CS = 1;
  77   1              nNop(5);
  78   1              IE = i;
  79   1              }
  80          
  81          
  82          
  83          //函數：ZLG7289_ReadKey()
  84          //功能：執行ZLG7289讀鍵盤指令
  85          //說明：返回1字節的按鍵號
  86          //                      按鍵號的范圍為：0 ~ 63（即0x0 ~ 0x3f）
  87          //                      若沒有按按鍵被按下了，返回255（即0xff）
  88          INT8U ZLG7289_ReadKey()
  89          {
  90   1              INT8U Key;
  91   1              ZLG7289CS = 0;
  92   1              nNop(10);
  93   1              SPI_WriteOneByte(0x15);
  94   1              nNop(5);
  95   1              Key = SPI_ReadOneByte();
  96   1              nNop(1);
  97   1              ZLG7289CS = 1;
  98   1              nNop(5);
  99   1              return Key;
 100   1              }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    193    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----      10
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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