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📄 c51_usbdisk.m51

📁 51模拟SPI读写SD卡(包括Fat和Fat32文件系统)源代码
💻 M51
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  +--> ?PR?_THISFATSECNUM?FAT
  +--> ?PR?_THISFATENTOFFSET?FAT
  +--> ?PR?_SDREADSECTOR?DEVICE

?PR?_OPENFILE?HPI                         002FH    0008H      -----    -----
  +--> ?PR?_SDREADSECTOR?DEVICE
  +--> ?PR?_FIRSTSECTOROFCLUSTER?FAT
  +--> ?PR?_GETNEXTCLUSTERNUM?FAT
  +--> ?PR?_LSWAPINT16?HAL
  +--> ?PR?_LSWAPINT32?HAL

?PR?_LSWAPINT16?HAL                       -----    -----      7913H    0002H

?PR?_READFILE?HPI                         002FH    000FH      -----    -----
  +--> ?PR?_SDREADSECTOR?DEVICE
  +--> ?PR?_GETNEXTCLUSTERNUM?FAT
  +--> ?PR?_FIRSTSECTOROFCLUSTER?FAT

?PR?_SETFILEPOINTER?HPI                   002FH    0004H      -----    -----
  +--> ?PR?_GOTOPOINTER?FAT

BL51 BANKED LINKER/LOCATER V6.00                                                      04/29/2007  12:48:54  PAGE 7


?PR?_GOTOPOINTER?FAT                      0033H    0006H      -----    -----
  +--> ?PR?_GETNEXTCLUSTERNUM?FAT
  +--> ?PR?_FIRSTSECTOROFCLUSTER?FAT

?PR?_CREATEFILE?HPI                       002FH    0016H      7913H    0003H
  +--> ?PR?GETFREECUSTERNUM?FAT
  +--> ?PR?_SDREADSECTOR?DEVICE
  +--> ?PR?_SDWRITESECTOR?DEVICE
  +--> ?PR?_FIRSTSECTOROFCLUSTER?FAT
  +--> ?PR?_GETNEXTCLUSTERNUM?FAT
  +--> ?PR?_CREATECLUSTERLINK?FAT

?PR?GETFREECUSTERNUM?FAT                  004EH    0009H      -----    -----
  +--> ?PR?_THISFATSECNUM?FAT
  +--> ?PR?_SDREADSECTOR?DEVICE
  +--> ?PR?_DELAYMS?HAL
  +--> ?PR?_SDWRITESECTOR?DEVICE

?PR?_CREATECLUSTERLINK?FAT                0045H    0009H      -----    -----
  +--> ?PR?GETFREECUSTERNUM?FAT
  +--> ?PR?_THISFATSECNUM?FAT
  +--> ?PR?_THISFATENTOFFSET?FAT
  +--> ?PR?_SDREADSECTOR?DEVICE
  +--> ?PR?_DELAYMS?HAL
  +--> ?PR?_SDWRITESECTOR?DEVICE

?PR?_WRITEFILE?HPI                        002FH    0013H      -----    -----
  +--> ?PR?_SDREADSECTOR?DEVICE
  +--> ?PR?_SDWRITESECTOR?DEVICE
  +--> ?PR?_CREATECLUSTERLINK?FAT
  +--> ?PR?_FIRSTSECTOROFCLUSTER?FAT
  +--> ?PR?_DELAYMS?HAL
  +--> ?PR?_LSWAPINT16?HAL
  +--> ?PR?_GETNEXTCLUSTERNUM?FAT

?PR?_REMOVEFILE?HPI                       002FH    000BH      -----    -----
  +--> ?PR?_SDREADSECTOR?DEVICE
  +--> ?PR?_LSWAPINT16?HAL
  +--> ?PR?_DELAYMS?HAL
  +--> ?PR?_SDWRITESECTOR?DEVICE
  +--> ?PR?_DELETECLUSTERLINK?FAT
  +--> ?PR?_FIRSTSECTOROFCLUSTER?FAT
  +--> ?PR?_GETNEXTCLUSTERNUM?FAT

?PR?_DELETECLUSTERLINK?FAT                003AH    0007H      -----    -----
  +--> ?PR?_THISFATSECNUM?FAT
  +--> ?PR?_THISFATENTOFFSET?FAT
  +--> ?PR?_SDREADSECTOR?DEVICE
  +--> ?PR?_DELAYMS?HAL
  +--> ?PR?_SDWRITESECTOR?DEVICE

?PR?GETCAPACITY?HPI                       002FH    000AH      -----    -----
  +--> ?PR?_SDREADSECTOR?DEVICE

?PR?_DOWNDIR?HPI                          002FH    0008H      -----    -----
  +--> ?PR?_SDREADSECTOR?DEVICE
  +--> ?PR?_FIRSTSECTOROFCLUSTER?FAT
BL51 BANKED LINKER/LOCATER V6.00                                                      04/29/2007  12:48:54  PAGE 8


  +--> ?PR?_GETNEXTCLUSTERNUM?FAT
  +--> ?PR?_LSWAPINT16?HAL

?PR?_CREATEDIR?HPI                        002FH    0016H      7913H    0003H
  +--> ?PR?GETFREECUSTERNUM?FAT
  +--> ?PR?_SDREADSECTOR?DEVICE
  +--> ?PR?_SDWRITESECTOR?DEVICE
  +--> ?PR?_FIRSTSECTOROFCLUSTER?FAT
  +--> ?PR?_GETNEXTCLUSTERNUM?FAT
  +--> ?PR?_CREATECLUSTERLINK?FAT

?PR?UPDIR?HPI                             -----    -----      -----    -----
  +--> ?PR?_FIRSTSECTOROFCLUSTER?FAT
  +--> ?PR?_SDREADSECTOR?DEVICE
  +--> ?PR?_LSWAPINT16?HAL

?PR?INITFILESYSTEM?DEVICE                 002FH    0002H      -----    -----
  +--> ?PR?_SDREADSECTOR?DEVICE
  +--> ?PR?_LSWAPINT32?HAL
  +--> ?PR?_LSWAPINT16?HAL



SYMBOL TABLE OF MODULE:  C51_UsbDisk (FAT)

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

  -------         MODULE        FAT
  C:0000H         SYMBOL        _ICE_DUMMY_
  D:0090H         PUBLIC        P1
  D:00B0H         PUBLIC        P3
  C:6865H         PUBLIC        _FirstSectorofCluster
  C:69F8H         PUBLIC        _ThisFatEntOffset
  C:5F8CH         PUBLIC        _DeleteClusterLink
  C:6262H         PUBLIC        _CreateClusterLink
  X:770BH         PUBLIC        FATBUF
  C:63C4H         PUBLIC        _GetNextClusterNum
  C:5E78H         PUBLIC        _GoToPointer
  C:4F31H         PUBLIC        GetFreeCusterNum
  C:6969H         PUBLIC        _ThisFatSecNum
  -------         PROC          _FIRSTSECTOROFCLUSTER
  D:0006H         SYMBOL        clusterNum
  -------         DO            
  D:0045H         SYMBOL        temp
  -------         ENDDO         
  C:6865H         LINE#         13
  C:6865H         LINE#         14
  C:6865H         LINE#         16
  C:6876H         LINE#         17
  C:6892H         LINE#         18
  C:68B2H         LINE#         19
  C:68B9H         LINE#         20
  -------         ENDPROC       _FIRSTSECTOROFCLUSTER
  -------         PROC          _THISFATSECNUM
  D:0002H         SYMBOL        clusterNum
  -------         DO            
BL51 BANKED LINKER/LOCATER V6.00                                                      04/29/2007  12:48:54  PAGE 9


  D:0002H         SYMBOL        temp
  -------         ENDDO         
  C:6969H         LINE#         22
  C:6969H         LINE#         23
  C:6969H         LINE#         26
  C:697BH         LINE#         27
  C:6988H         LINE#         28
  C:698BH         LINE#         30
  -------         ENDPROC       _THISFATSECNUM
  -------         PROC          _THISFATENTOFFSET
  D:0002H         SYMBOL        clusterNum
  C:69F8H         LINE#         32
  C:69F8H         LINE#         33
  C:69F8H         LINE#         34
  C:6A0DH         LINE#         35
  -------         ENDPROC       _THISFATENTOFFSET
  -------         PROC          _GETNEXTCLUSTERNUM
  D:0045H         SYMBOL        clusterNum
  -------         DO            
  D:0047H         SYMBOL        FatSecNum
  D:0049H         SYMBOL        FatEntOffset
  -------         ENDDO         
  C:63C4H         LINE#         37
  C:63C8H         LINE#         38
  C:63C8H         LINE#         41
  C:63CFH         LINE#         42
  C:63DAH         LINE#         43
  C:63F5H         LINE#         44
  C:63F5H         LINE#         46
  C:640EH         LINE#         47
  C:6413H         LINE#         48
  C:6420H         LINE#         49
  C:6420H         LINE#         52
  C:6432H         LINE#         53
  C:6437H         LINE#         54
  C:644DH         LINE#         55
  C:6450H         LINE#         56
  -------         ENDPROC       _GETNEXTCLUSTERNUM
  -------         PROC          _GOTOPOINTER
  D:0033H         SYMBOL        pointer
  -------         DO            
  D:0037H         SYMBOL        clusterSize
  -------         ENDDO         
  C:5E78H         LINE#         58
  C:5E80H         LINE#         59
  C:5E80H         LINE#         63
  C:5E96H         LINE#         64
  C:5EAAH         LINE#         65
  C:5EBFH         LINE#         66
  C:5EBFH         LINE#         67
  C:5EDDH         LINE#         68
  C:5EF3H         LINE#         69
  C:5F0EH         LINE#         70
  C:5F0EH         LINE#         71
  C:5F10H         LINE#         72
  C:5F10H         LINE#         73
  C:5F10H         LINE#         74
BL51 BANKED LINKER/LOCATER V6.00                                                      04/29/2007  12:48:54  PAGE 10


  C:5F2DH         LINE#         75
  C:5F5DH         LINE#         76
  C:5F7FH         LINE#         77
  C:5F89H         LINE#         78
  C:5F8BH         LINE#         80
  -------         ENDPROC       _GOTOPOINTER
  -------         PROC          _DELETECLUSTERLINK
  D:003AH         SYMBOL        clusterNum
  -------         DO            
  D:003CH         SYMBOL        FatSecNum
  D:003EH         SYMBOL        FatEntOffset
  D:0040H         SYMBOL        i
  -------         ENDDO         
  C:5F8CH         LINE#         82
  C:5F90H         LINE#         83
  C:5F90H         LINE#         86
  C:5FABH         LINE#         87
  C:5FABH         LINE#         88
  C:5FB6H         LINE#         89
  C:5FC1H         LINE#         90
  C:5FDAH         LINE#         91
  C:5FDAH         LINE#         92
  C:6002H         LINE#         93
  C:6014H         LINE#         94
  C:6019H         LINE#         95
  C:602FH         LINE#         96
  C:6031H         LINE#         98
  C:6034H         LINE#         99
  C:6042H         LINE#         100
  C:6050H         LINE#         101
  C:6060H         LINE#         102
  C:6060H         LINE#         103
  C:6065H         LINE#         104
  C:6091H         LINE#         105
  C:6093H         LINE#         106
  C:6097H         LINE#         107
  C:6097H         LINE#         108
  C:6099H         LINE#         109
  -------         ENDPROC       _DELETECLUSTERLINK
  -------         PROC          GETFREECUSTERNUM
  -------         DO            
  D:004EH         SYMBOL        clusterNum
  D:0050H         SYMBOL        i
  D:0052H         SYMBOL        sectorNum
  D:0056H         SYMBOL        j
  -------         ENDDO         
  C:4F31H         LINE#         111
  C:4F31H         LINE#         112
  C:4F31H         LINE#         116
  C:4F36H         LINE#         119
  C:4F4CH         LINE#         120
  C:4F88H         LINE#         122
  C:4FBCH         LINE#         123
  C:4FBCH         LINE#         125
  C:4FD6H         LINE#         126
  C:4FD9H         LINE#         127
  C:4FF0H         LINE#         128
BL51 BANKED LINKER/LOCATER V6.00                                                      04/29/2007  12:48:54  PAGE 11


  C:4FF0H         LINE#         129
  C:5014H         LINE#         130
  C:5014H         LINE#         131
  C:5023H         LINE#         132
  C:5032H         LINE#         133
  C:5040H         LINE#         134
  C:5040H         LINE#         135
  C:5045H         LINE#         136
  C:5076H         LINE#         137
  C:5079H         LINE#         138
  C:507DH         LINE#         139
  C:508EH         LINE#         140
  C:50AFH         LINE#         141
  C:50AFH         LINE#         142
  C:50D6H         LINE#         143
  C:50DBH         LINE#         144
  C:50DBH         LINE#         146
  C:50DBH         LINE#         148
  C:50E9H         LINE#         149
  C:50FCH         LINE#         150
  C:5111H         LINE#         151
  C:5116H         LINE#         152
  C:5119H         LINE#         154
  C:511CH         LINE#         155
  -------         ENDPROC       GETFREECUSTERNUM
  -------         PROC          _CREATECLUSTERLINK
  D:0045H         SYMBOL        currentCluster
  -------         DO            
  D:0047H         SYMBOL        newCluster
  D:0049H         SYMBOL        FatSecNum
  D:004BH         SYMBOL        FatEntOffset
  D:004DH         SYMBOL        i
  -------         ENDDO         
  C:6262H         LINE#         157
  C:6266H         LINE#         158
  C:6266H         LINE#         163
  C:626DH         LINE#         165
  C:6273H         LINE#         166
  C:6276H         LINE#         168
  C:6281H         LINE#         169
  C:628CH         LINE#         170
  C:62A5H         LINE#         171
  C:62A5H         LINE#         172
  C:62B4H         LINE#         173
  C:62C5H         LINE#         174
  C:62D3H         LINE#         175
  C:62D3H         LINE#         176
  C:62D8H         LINE#         177
  C:6304H         LINE#         178
  C:6307H         LINE#         179
  C:630BH         LINE#         180
  C:630BH         LINE#         182
  C:630FH         LINE#         184
  C:6313H         LINE#         185
  -------         ENDPROC       _CREATECLUSTERLINK
  -------         ENDMOD        FAT

BL51 BANKED LINKER/LOCATER V6.00                                                      04/29/2007  12:48:54  PAGE 12


  -------         MODULE        HAL
  C:0000H         SYMBOL        _ICE_DUMMY_
  D:0090H         PUBLIC        P1
  D:00B0H         PUBLIC        P3
  C:64DCH         PUBLIC        _SdReadBlock
  B:00B0H.3       PUBLIC        SD_DI
  B:00B0H.5       PUBLIC        SD_DO
  C:6A0EH         PUBLIC        SdResponse
  B:00B0H.2       PUBLIC        SD_CS
  C:6A68H         PUBLIC        _DelayMs
  C:6314H         PUBLIC        _SdWriteBlock
  C:6561H         PUBLIC        _LSwapINT32
  B:0098H.1       PUBLIC        TI
  C:6A38H         PUBLIC        _LSwapINT16
  C:6A60H         PUBLIC        _ComSendByte
  C:69B4H         PUBLIC        _SdWrite

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