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📄 lcd_1602.m51

📁 这是LCD 1602的一个液晶显示程序。在实验板上验证过的
💻 M51
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BL51 BANKED LINKER/LOCATER V5.12                                                        11/05/2008  16:24:45  PAGE 1


BL51 BANKED LINKER/LOCATER V5.12, INVOKED BY:
C:\KEIL\C51\BIN\BL51.EXE STARTUP.obj, Text2.obj TO LCD_1602 RAMSIZE (256)


MEMORY MODEL: SMALL


INPUT MODULES INCLUDED:
  STARTUP.obj (?C_STARTUP)
  Text2.obj (TEXT2)
  C:\KEIL\C51\LIB\C51S.LIB (?C_INIT)
  C:\KEIL\C51\LIB\C51S.LIB (?C?CLDOPTR)


LINK MAP OF MODULE:  LCD_1602 (?C_STARTUP)


            TYPE    BASE      LENGTH    RELOCATION   SEGMENT NAME
            -----------------------------------------------------

            * * * * * * *   D A T A   M E M O R Y   * * * * * * *
            REG     0000H     0008H     ABSOLUTE     "REG BANK 0"
            DATA    0008H     0006H     UNIT         _DATA_GROUP_
                    000EH     0012H                  *** GAP ***
            BIT     0020H.0   0000H.2   UNIT         ?BI?TEXT2
                    0020H.2   0000H.6                *** GAP ***
            DATA    0021H     0024H     UNIT         ?DT?TEXT2
            IDATA   0045H     0001H     UNIT         ?STACK

            * * * * * * *   C O D E   M E M O R Y   * * * * * * *
            CODE    0000H     0003H     ABSOLUTE     
            CODE    0003H     0006H     UNIT         ?PR?SOFT_20MS?TEXT2
            CODE    0009H     0001H     UNIT         ?PR?SOFT_NOP?TEXT2
                    000AH     0001H                  *** GAP ***
            CODE    000BH     0003H     ABSOLUTE     
            CODE    000EH     00F3H     UNIT         ?CO?TEXT2
            CODE    0101H     00D8H     UNIT         ?PR?MAIN?TEXT2
            CODE    01D9H     008CH     UNIT         ?C_C51STARTUP
            CODE    0265H     0061H     UNIT         ?PR?_LCD_WRDATA?TEXT2
            CODE    02C6H     003CH     UNIT         ?PR?_LCD_MOVETO?TEXT2
            CODE    0302H     002DH     UNIT         ?C?LIB_CODE
            CODE    032FH     002BH     UNIT         ?PR?_LCD_STRING?TEXT2
            CODE    035AH     0029H     UNIT         ?C_INITSEG
            CODE    0383H     0021H     UNIT         ?PR?TIMER0?TEXT2
            CODE    03A4H     001FH     UNIT         ?PR?LCD_INIT?TEXT2
            CODE    03C3H     001CH     UNIT         ?PR?_LCD_WRCMD?TEXT2
            CODE    03DFH     0010H     UNIT         ?PR?LCD_CHECKBUSY?TEXT2
            CODE    03EFH     000FH     UNIT         ?PR?SOFT_10MS?TEXT2
            CODE    03FEH     000BH     UNIT         ?PR?_HARD_10MS?TEXT2
            CODE    0409H     0009H     UNIT         ?PR?LCD_CLS?TEXT2



OVERLAY MAP OF MODULE:   LCD_1602 (?C_STARTUP)


SEGMENT                           DATA_GROUP 
  +--> CALLED SEGMENT           START    LENGTH
BL51 BANKED LINKER/LOCATER V5.12                                                      11/05/2008  16:24:45  PAGE 2


-----------------------------------------------
?C_C51STARTUP                   -----    -----
  +--> ?PR?MAIN?TEXT2
  +--> ?C_INITSEG

?PR?MAIN?TEXT2                  -----    -----
  +--> ?PR?LCD_INIT?TEXT2
  +--> ?PR?SOFT_20MS?TEXT2
  +--> ?PR?_LCD_WRDATA?TEXT2
  +--> ?PR?_LCD_WRCMD?TEXT2
  +--> ?CO?TEXT2
  +--> ?PR?_LCD_STRING?TEXT2
  +--> ?PR?_HARD_10MS?TEXT2

?PR?LCD_INIT?TEXT2              -----    -----
  +--> ?PR?_HARD_10MS?TEXT2
  +--> ?PR?_LCD_WRCMD?TEXT2

?PR?_LCD_WRCMD?TEXT2            -----    -----
  +--> ?PR?LCD_CHECKBUSY?TEXT2
  +--> ?PR?SOFT_NOP?TEXT2

?PR?LCD_CHECKBUSY?TEXT2         -----    -----
  +--> ?PR?SOFT_NOP?TEXT2

?PR?SOFT_20MS?TEXT2             -----    -----
  +--> ?PR?SOFT_10MS?TEXT2

?PR?_LCD_WRDATA?TEXT2           000DH    0001H
  +--> ?PR?LCD_CHECKBUSY?TEXT2
  +--> ?PR?_LCD_MOVETO?TEXT2
  +--> ?PR?SOFT_NOP?TEXT2

?PR?_LCD_MOVETO?TEXT2           -----    -----
  +--> ?PR?_LCD_WRCMD?TEXT2

?PR?_LCD_STRING?TEXT2           0008H    0005H
  +--> ?PR?_LCD_WRDATA?TEXT2



SYMBOL TABLE OF MODULE:  LCD_1602 (?C_STARTUP)

  VALUE           TYPE          NAME
  ----------------------------------

  -------         MODULE        ?C_STARTUP
  C:01D9H         SEGMENT       ?C_C51STARTUP
  I:0045H         SEGMENT       ?STACK
  C:0000H         PUBLIC        ?C_STARTUP
  D:00E0H         SYMBOL        ACC
  D:00F0H         SYMBOL        B
  D:0083H         SYMBOL        DPH
  D:0082H         SYMBOL        DPL
  N:0000H         SYMBOL        IBPSTACK
  N:0100H         SYMBOL        IBPSTACKTOP
  N:0080H         SYMBOL        IDATALEN
BL51 BANKED LINKER/LOCATER V5.12                                                      11/05/2008  16:24:45  PAGE 3


  C:01DCH         SYMBOL        IDATALOOP
  N:0000H         SYMBOL        PBPSTACK
  N:0000H         SYMBOL        PBPSTACKTOP
  N:0000H         SYMBOL        PDATALEN
  N:0000H         SYMBOL        PDATASTART
  N:0000H         SYMBOL        PPAGE
  N:0000H         SYMBOL        PPAGEENABLE
  D:00A0H         SYMBOL        PPAGE_SFR
  D:0081H         SYMBOL        SP
  C:01D9H         SYMBOL        STARTUP1
  N:0000H         SYMBOL        XBPSTACK
  N:0000H         SYMBOL        XBPSTACKTOP
  N:0000H         SYMBOL        XDATALEN
  N:0000H         SYMBOL        XDATASTART
  C:0000H         LINE#         92
  C:01D9H         LINE#         99
  C:01DBH         LINE#         100
  C:01DCH         LINE#         101
  C:01DDH         LINE#         102
  C:01DFH         LINE#         151
  C:01E2H         LINE#         155
  -------         ENDMOD        ?C_STARTUP

  -------         MODULE        TEXT2
  C:0000H         SYMBOL        _ICE_DUMMY_
  D:0080H         PUBLIC        P0
  D:0090H         PUBLIC        P1
  D:00A0H         PUBLIC        P2
  D:00B0H         PUBLIC        P3
  B:00A8H.7       PUBLIC        EA
  D:0021H         PUBLIC        syslimitcounter
  D:00A8H         PUBLIC        IE
  C:032FH         PUBLIC        _lcd_string
  B:0020H.0       PUBLIC        lcdusing1
  B:0020H.1       PUBLIC        lcdusing2
  C:02C6H         PUBLIC        _lcd_moveto
  C:03C3H         PUBLIC        _lcd_wrcmd
  C:03FEH         PUBLIC        _hard_10ms
  C:0101H         PUBLIC        main
  D:0022H         PUBLIC        sys10mscounter
  D:0089H         PUBLIC        TMOD
  D:0024H         PUBLIC        lcdcounter
  B:00A0H.1       PUBLIC        dc
  B:00A8H.1       PUBLIC        ET0
  C:03ABH         PUBLIC        lcd_init
  D:008CH         PUBLIC        TH0
  D:008AH         PUBLIC        TL0
  C:0383H         PUBLIC        timer0
  B:00A0H.2       PUBLIC        cs
  B:0088H.4       PUBLIC        TR0
  C:0409H         PUBLIC        lcd_cls
  C:03DFH         PUBLIC        lcd_checkbusy
  D:0025H         PUBLIC        path1
  C:03EFH         PUBLIC        soft_10ms
  D:002DH         PUBLIC        path2
  C:0003H         PUBLIC        soft_20ms
  B:00A0H.0       PUBLIC        rw
BL51 BANKED LINKER/LOCATER V5.12                                                      11/05/2008  16:24:45  PAGE 4


  D:0035H         PUBLIC        pats1
  D:003DH         PUBLIC        pats2
  C:0009H         PUBLIC        soft_nop
  C:0269H         PUBLIC        _lcd_wrdata
  -------         PROC          SOFT_NOP
  C:0009H         LINE#         13
  -------         ENDPROC       SOFT_NOP
  -------         PROC          SOFT_10MS
  -------         DO            
  D:0006H         SYMBOL        i
  -------         ENDDO         
  C:03EFH         LINE#         14
  C:03EFH         LINE#         15
  C:03EFH         LINE#         16
  C:03FDH         LINE#         17
  -------         ENDPROC       SOFT_10MS
  -------         PROC          SOFT_20MS
  C:0003H         LINE#         18
  C:0003H         LINE#         19
  C:0006H         LINE#         20
  -------         ENDPROC       SOFT_20MS

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