demo_lcd.lst

单片机时钟代码

A51 MACRO ASSEMBLER  DEMO_LCD                                                             03/31/2009 11:06:16 PAGE     1


MACRO ASSEMBLER A51 V6.02
OBJECT MODULE PLACED IN DEMO_lcd.OBJ
ASSEMBLER INVOKED BY: C:\BAK061~1\WAVE\COMP51V6\A51.EXE DEMO_lcd.ASM DB

LOC  OBJ            LINE     SOURCE

                       1     ; the file is for liyunpeng sub51
                       2     ; RS485 with osc= 11.0952Mhz 
                       3     ;  A9=R/W,   A8=A0(D/I), CS1=A10,CS2=A11,  EN=E000H
                       4     ;  WR=R/W   RD=EN ;A8    /CS=000H(CS_LCD) ,CS2=CS_DIG
                       5     ;-------------------- DEFINE  ADDRESS ------------------------------------------------- 
  E400                 6                  ADD_WRA_COM        EQU      0E400H   ;写指令代码地址A  8400      
  E600                 7                  ADD_RDA_COM        EQU      0E600H   ;读状态字地址A    86
  E500                 8                  ADD_WRA_DAT        EQU      0E500H   ;写显示示莸谹    85    
  E700                 9                  ADD_RDA_DAT        EQU      0E700H   ;读显示示莸刂稟  87
  E800                10                  ADD_WRB_COM        EQU      0E800H   ;写指令代码地址A  8800      
  EA00                11                  ADD_RDB_COM        EQU      0EA00H   ;读状态字地址A    8A
  E900                12                  ADD_WRB_DAT        EQU      0E900H   ;写显示示莸谹    89    
  EB00                13                  ADD_RDB_DAT        EQU      0EB00H   ;读显示示莸刂稟  8B
                      14                 ;ADD_KEY            EQU      020H ;00100000B   ;键盘读写地址     20H 
                      15                 ;ADD_WRA_COM        EQU      004H ;00000100B   ;写指令代码地址A  04H      
                      16                 ;ADD_RDA_COM        EQU      006H ;00000110B   ;读状态字地址A    06H
                      17                 ;ADD_WRA_DAT        EQU      005H ;00000101B   ;写显示示莸谹    05H    
                      18                 ;ADD_RDA_DAT        EQU      007H ;00000111B   ;读显示示莸刂稟  07H
                      19                 ;ADD_WRB_COM        EQU      008H ;00001000B   ;写指令代码地址A  08H      
                      20                 ;ADD_RDB_COM        EQU      00AH ;00001010B   ;读状态字地址A    0AH
                      21                 ;ADD_WRB_DAT        EQU      009H ;00001001B   ;写显示示莸谹    09H    
                      22                 ;ADD_RDB_DAT        EQU      00BH ;00001011B   ;读显示示莸刂稟  0BH
                      23                 
  F000                24                  ADD_KEY            EQU      0F000H
                      25     ;-------------------DEFINE  REG----------------------------------------------------------
  0030                26                 COMM          EQU   30H        ;HD61202 指令寄存器(LCD)
  0031                27                 DATAS         EQU   31H        ;HD61202 示菁拇嫫