mtv130.lst

该工程文件包含了 myson系列mtv018/130 osd芯片的i2C通讯和访问程序

C51 COMPILER V7.50   MTV130                                                                10/13/2006 22:08:45 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE MTV130
OBJECT MODULE PLACED IN MTV130.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE MTV130.C BROWSE DEBUG OBJECTEXTEND

line level    source

   1          #pragma REGISTERBANK(0)
   2          
   3          #include <reg52.h>
   4          #include <intrins.h>
   5          
   6          //#include "mtv130.h"
   7          
   8          #define MTV130_ADDR     0x3d
   9          #define READ_ADDR       ((MTV130_ADDR << 1) | 1)
  10          #define WRITE_ADDR      (MTV130_ADDR << 1)
  11          
  12          extern bit i2c_xfer(unsigned char addr, unsigned char data *buf, unsigned char count);
  13          
  14          bit mtv130_put(unsigned char row, unsigned char col, unsigned char dat)
  15          {
  16   1              unsigned char buf[3];
  17   1      
  18   1              buf[0] = row;
  19   1              buf[1] = col;
  20   1              buf[2] = dat;
  21   1              return i2c_xfer(WRITE_ADDR, buf, 3);
  22   1      }
  23          
  24          #ifdef MTV130
              
              bit mtv130_putd(unsigned char row, unsigned char col, unsigned short dat)
              {
                      row |= 0x80;
                      col &= ~0x20;
                      if (dat & 0x100)
                              col |= 0x20;
                      return mtv130_put(row, col, (unsigned char)dat);
              }
              
              #else
  36          
  37          bit mtv130_putd(unsigned char row, unsigned char col, unsigned char dat)
  38          {
  39   1              row |= 0x80;
  40   1              return mtv130_put(row, col, dat);
  41   1      }
  42          
  43          #endif
  44          
  45          bit mtv130_puta(unsigned char row, unsigned char col, unsigned char attr)
  46          {
  47   1              row |= 0xa0;
  48   1              return mtv130_put(row, col, attr);
  49   1      }
  50          
  51          void mtv130_init(void)
  52          {
  53   1      }


C51 COMPILER V7.50   MTV130                                                                10/13/2006 22:08:45 PAGE 2   

MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =     31    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =   ----       3
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


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