11.lst

液晶1602的驱动程序。 用的是勤正达的FM1602A--3。 MCU用51

C51 COMPILER V6.12  11                                                                     11/17/2008 15:20:15 PAGE 1   


C51 COMPILER V6.12, COMPILATION OF MODULE 11
OBJECT MODULE PLACED IN .\11.OBJ
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE .\11.c DEBUG OBJECTEXTEND

stmt level    source

   1          #include"reg51.h"
   2          sbit datab=P1^4;
   3          sbit wrpin=P1^5;
   4          sbit cspin=P1^6;
   5          
   6          void main()
   7          { unsigned char a;
   8   1       
   9   1        
  10   1        
  11   1        
  12   1        
  13   1        }
*** WARNING C280 IN LINE 7 OF .\11.C: 'a': unreferenced local variable
  14          
  15          void  sendcom(unsigned char lcdmm)
  16          {unsigned char a;
  17   1      cspin=0;
  18   1      for(a=0;a<3;a++)
  19   1      {
  20   2       
  21   2      for(a=0;a<8;a++)
  22   2      {
  23   3      unsigned char i;
  24   3      i=lcdmm;
  25   3      i=i&0x01;
  26   3      datab|=i;
  27   3      lcdmm>>1;
*** WARNING C275 IN LINE 27 OF .\11.C: expression with possibly no effect
  28   3      wrpin=0;
  29   3      lcddelay(3);
*** WARNING C206 IN LINE 29 OF .\11.C: 'lcddelay': missing function-prototype
*** ERROR C267 IN LINE 29 OF .\11.C: 'lcddelay': requires ANSI-style prototype
  30   3      wrpin=1;
  31   3      lcddelay(2);
  32   3           }
  33   2      }
  34   1      
  35   1      void  lcddelay(unsigned int delay)
*** ERROR C141 IN LINE 35 OF .\11.C: syntax error near 'void'
  36   1      {unsigned char i;
  37   1       for(;delay>0;delay--1;)
*** ERROR C202 IN LINE 37 OF .\11.C: 'delay': undefined identifier
*** ERROR C141 IN LINE 37 OF .\11.C: syntax error near '1', expected ')'
*** ERROR C141 IN LINE 37 OF .\11.C: syntax error near ')'
  38   1        {for(i=0;i<125;i++)
*** ERROR C202 IN LINE 38 OF .\11.C: 'i': undefined identifier
  39   2          {;;}
  40   2             }
  41   1               }

C51 COMPILATION COMPLETE.  3 WARNING(S),  6 ERROR(S)