uart.lst

串行存储芯片AT45DB161B的驱动程序

C51 COMPILER V7.06   UART                                                                  06/12/2008 23:57:32 PAGE 1   


C51 COMPILER V7.06, COMPILATION OF MODULE UART
OBJECT MODULE PLACED IN uart.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE uart.c DEBUG OBJECTEXTEND

stmt level    source

   1          #ifndef __UART_C__
   2          #define __UART_C__
   3          #include <config.h>
   4          extern uchar idata Data_Pkg[MAX_NUM];      
   5          extern uchar idata Command[CMD_MAX_NUM];
   6          extern uchar idata Buffer[BUFFER_NUM];
   7          extern uchar data  Ptr_i,Ptr_j;         
   8          extern uchar data  buffer_empty,buffer_ful;
   9          void uart_init(void)
  10          {  /*猧疭瞯19200,22.1184MHZ*/
  11   1              EA = 0;
  12   1              ES = 0;
  13   1              TMOD = 0x21;
  14   1              SCON = 0x50;
  15   1              TH1 = 0xfd;
  16   1              TL1 = 0xfd;
  17   1              TCON = 0x44;
  18   1      }
  19          void uart_interrupt(void) interrupt 4
  20          {
  21   1         
  22   1          if (RI)
  23   1             {  
  24   2                RI = 0;                   /*