ra8835.lst

台湾RAIO公司液晶控制器ra8835 在keil 下面320*240实例教程(编译通过)

C51 COMPILER V7.50   RA8835                                                                09/18/2006 13:31:09 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE RA8835
OBJECT MODULE PLACED IN ra8835.OBJ
COMPILER INVOKED BY: C:\Program Files\Keil\C51\BIN\C51.EXE ra8835.C BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #include <hnk51.h>
   2          #include <lcd_command.h>
   3          #include <testchip.h>
   4          
   5          void delay1ms(unsigned int count) 
   6          {
   7   1          int i,j;
   8   1          for(i=0;i<=count;i++)
   9   1            for(j=0;j<=583;j++);
  10   1      }
  11          
  12          void lcd_reset(void)
  13          {
  14   1          
  15   1          lcd_RES = 1;
  16   1          delay1ms(2);
  17   1          lcd_SEL1 = 0;
  18   1          lcd_A0 = 0;
  19   1          lcd_WR = 1;
  20   1          lcd_RD = 1;
  21   1          lcd_CS = 1;
  22   1          lcd_RES = 0;
  23   1          delay1ms(100);
  24   1          lcd_RES = 1;
  25   1          delay1ms(500);
  26   1         
  27   1      }   
  28          
  29          void lcd_initial(void)
  30          {
  31   1         lcd_cmdwrite(0x40);       //SYSTEM SET
  32   1         lcd_datawrite(0x30);      //p1
  33   1         lcd_datawrite(0x87);      //p2   
  34   1         lcd_datawrite(0x07);      //p3   
  35   1         lcd_datawrite(0x27);      //p4   
  36   1         lcd_datawrite(0x37);      //p5  
  37   1         lcd_datawrite(0xef);      //p6   
  38   1         lcd_datawrite(0x28);      //p7   
  39   1         lcd_datawrite(0x00);      //p8   
  40   1         
  41   1      
  42   1         lcd_cmdwrite(0x44);       //SCROLL
  43   1         lcd_datawrite(0x00);      //sa1-L
  44   1         lcd_datawrite(0x00);      //sa1-H
  45   1         lcd_datawrite(0xf0);      //sL1    
  46   1         lcd_datawrite(0x80);      //sa2-L   
  47   1         lcd_datawrite(0x25);      //sa2-H  
  48   1         lcd_datawrite(0xf0);      //sL2  
  49   1         lcd_datawrite(0x00);      //sa3-L  
  50   1         lcd_datawrite(0x3a);      //sa3-H     
  51   1         lcd_datawrite(0x00);      //sa4-L
  52   1         lcd_datawrite(0x3a);      //sa4-H
  53   1            
  54   1         lcd_cmdwrite(0x5a);       //HDOT SCR
  55   1         lcd_datawrite(0x00); 
C51 COMPILER V7.50   RA8835                                                                09/18/2006 13:31:09 PAGE 2   

  56   1             
  57   1         lcd_cmdwrite(0x58);       //DISP OFF
  58   1         lcd_datawrite(0x54);        
  59   1              
  60   1         lcd_cmdwrite(0x5d);       //CSR FORM
  61   1         lcd_datawrite(0x00);      //CRX
  62   1         lcd_datawrite(0x00);      //CRY
  63   1         
  64   1         lcd_cmdwrite(0x59);       //DISP ON
  65   1         lcd_datawrite(0x54);      
  66   1        
  67   1         lcd_cmdwrite(0x5b);       
  68   1         lcd_datawrite(0x00);      
  69   1      }
  70          
  71          void lcd_cmdwrite(unsigned char cmdx)
  72          {   
  73   1          lcd_SEL1 = 0; 
  74   1          lcd_CMD = cmdx;
  75   1          lcd_A0 = 1;
  76   1          lcd_CS = 0;
  77   1          lcd_WR = 0;
  78   1          lcd_WR = 1;
  79   1          lcd_CS = 1;
  80   1      //      lcd_A0 = 0;
  81   1      }
  82          
  83          void lcd_datawrite(unsigned char datax)
  84          {   
  85   1         lcd_chkbusy();
  86   1      
  87   1          lcd_SEL1 = 0;
  88   1          lcd_A0 = 0;
  89   1          lcd_DATA = datax;
  90   1          lcd_CS = 0;
  91   1          lcd_WR = 0;
  92   1          lcd_WR = 1;
  93   1          lcd_CS = 1;
  94   1          lcd_A0 = 1;
  95   1      }
  96          
  97          unsigned char lcd_cmdread(void)
  98          {   
  99   1          unsigned char address_cmd;
 100   1          lcd_DATA=0xff;
 101   1          lcd_SEL1 = 0;
 102   1          lcd_A0 = 0;
 103   1          lcd_CS = 0;
 104   1          lcd_RD = 0;
 105   1          address_cmd = lcd_DATA;
 106   1          lcd_RD = 1;
 107   1          lcd_CS = 1;
 108   1          lcd_A0 = 0;
 109   1        return(address_cmd);
 110   1      }
 111          
 112          unsigned char lcd_dataread(void)
 113          {
 114   1          char address_data;
 115   1      
 116   1          lcd_DATA=0xff;
 117   1          lcd_SEL1 = 0;
C51 COMPILER V7.50   RA8835                                                                09/18/2006 13:31:09 PAGE 3   

 118   1          lcd_A0 = 1;
 119   1          lcd_CS = 0;
 120   1          lcd_RD = 0;
 121   1      
 122   1          address_data = lcd_DATA;
 123   1          lcd_RD = 1;
 124   1          lcd_CS = 1;
 125   1          lcd_A0 = 1;
 126   1       return(address_data);
 127   1      }
 128          
 129          
 130          void lcd_cursorxy(unsigned char x,unsigned char y)
 131          {
 132   1         //lcd_chkbusy();
 133   1          lcd_cmdwrite(0x46);
 134   1          lcd_datawrite(x);
 135   1          lcd_datawrite(y);
 136   1              
 137   1      }
 138          
 139          void lcd_chkbusy(void)
 140          {
 141   1           unsigned char busy;
 142   1      
 143   1       do
 144   1       {
 145   2          busy =(lcd_cmdread() & 0x40);
 146   2          
 147   2       }while(busy);  
 148   1       
 149   1      }
 150          
 151          void lcd_showbig(unsigned char *text,unsigned int x)
 152          { 
 153   1          while(*text != '\0')          
 154   1              {
 155   2              lcd_datawrite(*text);
 156   2              ++text; 
 157   2      
 158   2                  delay1ms(x);
 159   2          }
 160   1      }
 161          
 162          void lcd_clear(void)
 163          {   
 164   1          unsigned int i;
 165   1          lcd_cursorxy(0x00,0x00);  
 166   1          lcd_cmdwrite(0x42);
 167   1           for(i=0;i<0x7fff;i++)     
 168   1             lcd_datawrite(0x00);
 169   1      }
 170          
 171          
 172          


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    413    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
C51 COMPILER V7.50   RA8835                                                                09/18/2006 13:31:09 PAGE 4   

   DATA SIZE        =   ----       9
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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