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📄 pcf8574.m51

📁 KEILC51下的PCF8754芯片的驱动程序,已经通过调试
💻 M51
字号:
BL51 BANKED LINKER/LOCATER V6.00                                                        10/16/2007  15:30:39  PAGE 1


BL51 BANKED LINKER/LOCATER V6.00, INVOKED BY:
C:\KEIL\C51\BIN\BL51.EXE Pcf8574.obj, Delay_s.obj, main.obj TO Pcf8574 RAMSIZE (256)


MEMORY MODEL: SMALL


INPUT MODULES INCLUDED:
  Pcf8574.obj (PCF8574)
  Delay_s.obj (DELAY_S)
  main.obj (MAIN)
  C:\KEIL\C51\LIB\C51S.LIB (?C_STARTUP)
  C:\KEIL\C51\LIB\C51S.LIB (?C_INIT)


LINK MAP OF MODULE:  Pcf8574 (PCF8574)


            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     0007H     UNIT         ?DT?MAIN
            DATA    000FH     0003H     UNIT         _DATA_GROUP_
                    0012H     000EH                  *** GAP ***
            BIT     0020H.0   0000H.1   UNIT         ?BI?MAIN
                    0020H.1   0000H.7                *** GAP ***
            IDATA   0021H     0001H     UNIT         ?STACK

            * * * * * * *   C O D E   M E M O R Y   * * * * * * *
            CODE    0000H     0003H     ABSOLUTE     
            CODE    0003H     008CH     UNIT         ?C_C51STARTUP
            CODE    008FH     003CH     UNIT         ?PR?MAIN?MAIN
            CODE    00CBH     002CH     UNIT         ?PR?_PCF8574X_READ_IO?PCF8574
            CODE    00F7H     002BH     UNIT         ?PR?_PCF8574X_WRITE_IO?PCF8574
            CODE    0122H     0028H     UNIT         ?PR?I2C_READ_BYTE_NACK?PCF8574
            CODE    014AH     0025H     UNIT         ?PR?_I2C_WRITE_BYTE?PCF8574
            CODE    016FH     0015H     UNIT         ?PR?I2C_START_COND?PCF8574
            CODE    0184H     0015H     UNIT         ?PR?I2C_STOP_COND?PCF8574
            CODE    0199H     0011H     UNIT         ?PR?_DELAY_X250MS?DELAY_S
            CODE    01AAH     000FH     UNIT         ?PR?_DELAY_X1MS?DELAY_S
            CODE    01B9H     000EH     UNIT         ?C_INITSEG
            CODE    01C7H     0007H     UNIT         ?PR?DELAY_1MS?DELAY_S



OVERLAY MAP OF MODULE:   Pcf8574 (PCF8574)


SEGMENT                                  DATA_GROUP 
  +--> CALLED SEGMENT                  START    LENGTH
------------------------------------------------------
?C_C51STARTUP                          -----    -----
  +--> ?PR?MAIN?MAIN
  +--> ?C_INITSEG

?PR?MAIN?MAIN                          -----    -----
BL51 BANKED LINKER/LOCATER V6.00                                                      10/16/2007  15:30:39  PAGE 2


  +--> ?PR?_DELAY_X1MS?DELAY_S
  +--> ?PR?_PCF8574X_READ_IO?PCF8574
  +--> ?PR?_DELAY_X250MS?DELAY_S
  +--> ?PR?_PCF8574X_WRITE_IO?PCF8574

?PR?_DELAY_X1MS?DELAY_S                -----    -----
  +--> ?PR?DELAY_1MS?DELAY_S

?PR?_PCF8574X_READ_IO?PCF8574          000FH    0003H
  +--> ?PR?I2C_START_COND?PCF8574
  +--> ?PR?_I2C_WRITE_BYTE?PCF8574
  +--> ?PR?I2C_READ_BYTE_NACK?PCF8574
  +--> ?PR?I2C_STOP_COND?PCF8574

?PR?_DELAY_X250MS?DELAY_S              -----    -----
  +--> ?PR?_DELAY_X1MS?DELAY_S

?PR?_PCF8574X_WRITE_IO?PCF8574         000FH    0003H
  +--> ?PR?I2C_START_COND?PCF8574
  +--> ?PR?_I2C_WRITE_BYTE?PCF8574
  +--> ?PR?I2C_STOP_COND?PCF8574



SYMBOL TABLE OF MODULE:  Pcf8574 (PCF8574)

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

  -------         MODULE        PCF8574
  C:0000H         SYMBOL        _ICE_DUMMY_
  D:0080H         PUBLIC        P0
  D:0090H         PUBLIC        P1
  D:00A0H         PUBLIC        P2
  D:00B0H         PUBLIC        P3
  D:00E8H         PUBLIC        P4
  C:014AH         SYMBOL        _i2c_write_byte
  D:00A8H         PUBLIC        IE
  C:0122H         SYMBOL        i2c_read_byte_nack
  C:016FH         SYMBOL        i2c_start_cond
  D:00B8H         PUBLIC        IP
  C:00CBH         PUBLIC        _PCF8574X_read_io
  C:0184H         SYMBOL        i2c_stop_cond
  B:00A0H.1       PUBLIC        HD_PCF8574X_SDA
  C:00F7H         PUBLIC        _PCF8574X_write_io
  D:0098H         PUBLIC        SCON
  D:0088H         PUBLIC        TCON
  B:00A0H.0       PUBLIC        HD_PCF8574X_SCL
  D:00E0H         PUBLIC        ACC
  D:00C8H         PUBLIC        T2CON
  D:00D0H         PUBLIC        PSW
  -------         PROC          _PCF8574X_READ_IO
  D:000FH         SYMBOL        is_pcf8574a
  D:0010H         SYMBOL        add_of_part
  -------         DO            
  D:0011H         SYMBOL        i
  -------         ENDDO         
BL51 BANKED LINKER/LOCATER V6.00                                                      10/16/2007  15:30:39  PAGE 3


  C:00CBH         LINE#         41
  C:00CFH         LINE#         42
  C:00CFH         LINE#         44
  C:00D2H         LINE#         45
  C:00D6H         LINE#         46
  C:00D6H         LINE#         47
  C:00DEH         LINE#         48
  C:00E0H         LINE#         50
  C:00E0H         LINE#         51
  C:00ECH         LINE#         52
  C:00ECH         LINE#         53
  C:00F1H         LINE#         54
  C:00F4H         LINE#         55
  C:00F6H         LINE#         56
  -------         ENDPROC       _PCF8574X_READ_IO
  -------         PROC          _PCF8574X_WRITE_IO
  D:000FH         SYMBOL        is_pcf8574a
  D:0010H         SYMBOL        add_of_part
  D:0011H         SYMBOL        dat
  C:00F7H         LINE#         70
  C:00FDH         LINE#         71
  C:00FDH         LINE#         72
  C:0100H         LINE#         73
  C:0104H         LINE#         74
  C:0104H         LINE#         75
  C:010CH         LINE#         76
  C:010EH         LINE#         78
  C:010EH         LINE#         79
  C:011AH         LINE#         80
  C:011AH         LINE#         81
  C:011FH         LINE#         82
  -------         ENDPROC       _PCF8574X_WRITE_IO
  -------         PROC          I2C_START_COND
  C:016FH         LINE#         92
  C:016FH         LINE#         93
  C:016FH         LINE#         94
  C:0171H         LINE#         95
  C:0174H         LINE#         96
  C:0176H         LINE#         97
  C:0179H         LINE#         98
  C:017BH         LINE#         99
  C:017EH         LINE#         100
  C:0180H         LINE#         101
  C:0183H         LINE#         102
  -------         ENDPROC       I2C_START_COND
  -------         PROC          I2C_STOP_COND
  C:0184H         LINE#         107
  C:0184H         LINE#         108
  C:0184H         LINE#         109
  C:0186H         LINE#         110
  C:0189H         LINE#         111
  C:018BH         LINE#         112
  C:018EH         LINE#         113
  C:0190H         LINE#         114
  C:0193H         LINE#         115
  C:0195H         LINE#         116
  C:0198H         LINE#         117
BL51 BANKED LINKER/LOCATER V6.00                                                      10/16/2007  15:30:39  PAGE 4


  -------         ENDPROC       I2C_STOP_COND
  -------         PROC          I2C_READ_BYTE_NACK
  -------         DO            
  D:0006H         SYMBOL        i
  D:0007H         SYMBOL        da
  -------         ENDDO         
  C:0122H         LINE#         151
  C:0122H         LINE#         152
  C:0122H         LINE#         154
  C:0124H         LINE#         155
  C:0125H         LINE#         156
  C:0125H         LINE#         157
  C:0129H         LINE#         158
  C:012BH         LINE#         159
  C:012EH         LINE#         160
  C:0130H         LINE#         162
  C:0134H         LINE#         163
  C:0138H         LINE#         164
  C:013AH         LINE#         165
  C:013DH         LINE#         166
  C:013FH         LINE#         167
  C:0142H         LINE#         168
  C:0144H         LINE#         169
  C:0147H         LINE#         170
  C:0149H         LINE#         171
  C:0149H         LINE#         172
  -------         ENDPROC       I2C_READ_BYTE_NACK
  -------         PROC          _I2C_WRITE_BYTE
  D:0007H         SYMBOL        da
  -------         DO            
  D:0006H         SYMBOL        i
  -------         ENDDO         
  C:014AH         LINE#         177
  C:014AH         LINE#         178
  C:014AH         LINE#         180
  C:014CH         LINE#         181
  C:014CH         LINE#         182
  C:014EH         LINE#         183
  C:0152H         LINE#         184
  C:0152H         LINE#         185
  C:0154H         LINE#         186
  C:0156H         LINE#         188
  C:0156H         LINE#         189
  C:0158H         LINE#         190
  C:0158H         LINE#         191
  C:015AH         LINE#         192
  C:015EH         LINE#         193
  C:0162H         LINE#         194
  C:0164H         LINE#         195
  C:0167H         LINE#         196
  C:0169H         LINE#         197
  C:016CH         LINE#         198
  C:016EH         LINE#         199
  -------         ENDPROC       _I2C_WRITE_BYTE
  -------         ENDMOD        PCF8574

  -------         MODULE        DELAY_S
BL51 BANKED LINKER/LOCATER V6.00                                                      10/16/2007  15:30:39  PAGE 5


  C:0000H         SYMBOL        _ICE_DUMMY_
  C:01C7H         PUBLIC        delay_1ms
  C:0199H         PUBLIC        _delay_x250ms
  C:01AAH         PUBLIC        _delay_x1ms
  -------         PROC          DELAY_1MS
  -------         DO            
  D:0007H         SYMBOL        i
  -------         ENDDO         
  C:01C7H         LINE#         41
  C:01C7H         LINE#         42
  C:01C7H         LINE#         44
  C:01C9H         LINE#         45
  C:01C9H         LINE#         46
  C:01CAH         LINE#         47
  C:01CBH         LINE#         48
  C:01CDH         LINE#         49
  -------         ENDPROC       DELAY_1MS
  -------         PROC          _DELAY_X1MS
  D:0006H         SYMBOL        x
  C:01AAH         LINE#         61
  C:01ACH         LINE#         62
  C:01ACH         LINE#         63
  C:01B8H         LINE#         64
  -------         ENDPROC       _DELAY_X1MS
  -------         PROC          _DELAY_X250MS
  D:0005H         SYMBOL        x
  C:0199H         LINE#         76
  C:019BH         LINE#         77
  C:019BH         LINE#         78
  C:01A9H         LINE#         79
  -------         ENDPROC       _DELAY_X250MS
  -------         ENDMOD        DELAY_S

  -------         MODULE        MAIN
  C:0000H         SYMBOL        _ICE_DUMMY_
  D:0080H         PUBLIC        P0
  D:0090H         PUBLIC        P1
  D:00A0H         PUBLIC        P2
  D:00B0H         PUBLIC        P3
  D:00E8H         PUBLIC        P4
  D:00A8H         PUBLIC        IE
  D:00B8H         PUBLIC        IP
  C:008FH         PUBLIC        main
  B:0020H.0       PUBLIC        is_pcf8574a
  D:0098H         PUBLIC        SCON
  D:0088H         PUBLIC        TCON
  B:00B0H.5       PUBLIC        HD_PCF8574X_INT
  D:00E0H         PUBLIC        ACC
  D:0008H         PUBLIC        str
  D:00C8H         PUBLIC        T2CON
  D:000EH         PUBLIC        add_of_part
  D:00D0H         PUBLIC        PSW
  -------         PROC          MAIN
  C:008FH         LINE#         20
  C:008FH         LINE#         21
  C:008FH         LINE#         22
  C:0092H         LINE#         23
BL51 BANKED LINKER/LOCATER V6.00                                                      10/16/2007  15:30:39  PAGE 6


  C:0097H         LINE#         24
  C:009AH         LINE#         25
  C:00A5H         LINE#         26
  C:00AAH         LINE#         27
  C:00B8H         LINE#         29
  C:00BAH         LINE#         30
  C:00BAH         LINE#         31
  C:00BAH         LINE#         32
  C:00BDH         LINE#         33
  C:00BDH         LINE#         34
  C:00C9H         LINE#         35
  C:00C9H         LINE#         36
  -------         ENDPROC       MAIN
  -------         ENDMOD        MAIN

Program Size: data=19.1 xdata=0 code=462
LINK/LOCATE RUN COMPLETE.  0 WARNING(S),  0 ERROR(S)

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