matrix.lst

16C554VX1128MAX4359-MAX4456P89LPC952 驱动开发

C51 COMPILER V8.02   MATRIX                                                                05/15/2008 11:56:36 PAGE 1   


C51 COMPILER V8.02, COMPILATION OF MODULE MATRIX
OBJECT MODULE PLACED IN matrix.OBJ
COMPILER INVOKED BY: D:\软件安装路径\C51\BIN\C51.EXE matrix.c BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include <REG952.H>
   2          #include <intrins.H>
   3          #define uchar unsigned char
   4          #define uint unsigned int
   5          
   6          //*************************************************************************
   7          //函数名: matrix_write
   8          //功 能: 配置matrix输入输出通道
   9          //入参数: out_put=输出通道，in_put=输入通道
  10          //出参数: 无
  11          //*************************************************************************
  12          void matrix_write(uchar in_put, uchar out_put)
  13          {       
  14   1              P5=P5&0x7f;   //CS=0,使能WR信号
  15   1              P5=out_put&0x7f;         
  16   1              P0=in_put;
  17   1              P4=P4&0xbf;   //WR=0
  18   1              _nop_();
  19   1              _nop_();
  20   1              P4=P4|0x40;   //WR=1
  21   1              P4=P4&0x7f;   //LATCH=0 
  22   1              _nop_();
  23   1              _nop_();
  24   1              P4=P4|0x80;   //LATCH=1 
  25   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     27    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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