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📄 f34x_msd_cmd.ls1

📁 USB读写SD卡例程
💻 LS1
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字号:
0141 2066696C                
0145 6520                    
0147 6E616D65        406             DB  'n' ,'a' ,'m' ,'e' ,'.' ,00DH,00AH,000H
014B 2E0D0A00                
                     407     
                     408     
----                 409             RSEG  ?C_INITSEG
0000 41              410             DB      041H
0001 0000     F      411             DW      format_flag
0003 00              412             DB      000H
                     413     
0004 43              414             DB      043H
0005 0000     F      415             DW      bootrecord
0007 01              416             DB      001H
0008 0000     F      417             DW      Scratch + 0
                     418     
000A 44              419             DB      044H
000B 0000     F      420             DW      n_of_sect
000D 00000000        421             DB      000H,000H,000H,000H     ; long
                     422     
                     423     ; //-----------------------------------------------------------------------------
                     424     ; // F34x_MSD_Cmd.c
                     425     ; //-----------------------------------------------------------------------------
                     426     ; // Copyright 2006 Silicon Laboratories, Inc.
                     427     ; // http://www.silabs.com
                     428     ; //
                     429     ; // Program Description:
                     430     ; //
                     431     ; // Module contains a functions for communication via UART. These functions are 
                     432     ; // mainly used to initializing, communicating, executing commands used by 
                     433     ; // UART interface.
                     434     ; //
                     435     ; //
                     436     ; //
                     437     ; // How To Test:    See Readme.txt
                     438     ; //
                     439     ; //
                     440     ; // FID:            34X000030
                     441     ; // Target:         C8051F34x
                     442     ; // Tool chain:     Keil
                     443     ; // Command Line:   See Readme.txt
                     444     ; // Project Name:   F34x_USB_MSD
                     445     ; //
                     446     ; // Release 1.1
                     447     ; //    -All changes by PKC
                     448     ; //    -09 JUN 2006
                     449     ; //    -Replaced SFR definitions file "c8051f320.h" with "c8051f340.h"
                     450     ; //
                     451     ; // Release 1.0
                     452     ; //    -Initial Release
                     453     ; //
                     454     ; 
                     455     ; //-----------------------------------------------------------------------------
                     456     ; // Includes
                     457     ; //-----------------------------------------------------------------------------
                     458     ; 
                     459     ; #include "F34x_MSD_Definitions.h"
                     460     ; #include "c8051f340.h"
                     461     ; #include "F34x_MSD_Util.h"
                     462     ; #include "F34x_MSD_UART.h"
                     463     ; #include "F34x_MSD_Cmd.h"
A51 MACRO ASSEMBLER  F34X_MSD_CMD                                                         11/16/2006 13:16:27 PAGE     9

                     464     ; #include "F34x_MSD_Sect_Serv.h"
                     465     ; #include "F34x_MSD_File_System.h"
                     466     ; #include <string.h>
                     467     ; #include <stdio.h>
                     468     ; #include <ctype.h>
                     469     ; #include <stdlib.h>
                     470     ; #include "F34x_MSD_Log.h"
                     471     ; #include "F34x_MSD_Temp_Sensor.h"
                     472     ; #include "F34x_MSD_Dir_Commands.h"
                     473     ; #include "F34x_MSD_Format_Disk.h"
                     474     ; 
                     475     ; #define MAX_LEN 32
                     476     ; static char xdata Cmd[MAX_LEN];
                     477     ; static char* xdata Token;
                     478     ; static BYTE xdata Cmd_Ptr;
                     479     ; 
                     480     ; unsigned char format_flag = 0;
                     481     ; bootrecord_large* xdata bootrecord=Scratch;
                     482     ; long xdata n_of_sect = 0;
                     483     ; 
                     484     ; #ifdef __F340_VER__
                     485     ; extern void Get_Status_MMC();
                     486     ; extern bdata bit Is_Initialized;
                     487     ; #endif
                     488     ; 
                     489     ; //----------------------------------------------------------------------------
                     490     ; // Cmd_Init
                     491     ; //----------------------------------------------------------------------------
                     492     ; //
                     493     ; // Initialization of communication via UART interface. This function ends on 
                     494     ; // prompt sign. 
                     495     ; //
                     496     ; // Parameters   :
                     497     ; // Return Value :
                     498     ; //----------------------------------------------------------------------------
                     499     ; 
                     500     
----                 501             RSEG  ?PR?F34X_MSD_CMD
0000                 502     Com004F:
0000                 503     L?0080:
                     504             USING   0
0000                 505     L?0081:
0000 900000   F      506             MOV     DPTR,#findinfo?243+07H
0003                 507     L?0082:
0003 E0              508             MOVX    A,@DPTR
0004 FB              509             MOV     R3,A
0005 A3              510             INC     DPTR
0006 E0              511             MOVX    A,@DPTR
0007 FA              512             MOV     R2,A
0008 A3              513             INC     DPTR
0009 E0              514             MOVX    A,@DPTR
000A F9              515             MOV     R1,A
000B 22              516             RET     
000C                 517     L?0084:
                     518             USING   0
000C                 519     L?0085:
000C 900000   F      520             MOV     DPTR,#Token
000F                 521     L?0086:
000F EB              522             MOV     A,R3
0010                 523     L?0087:
0010 F0              524             MOVX    @DPTR,A
0011 A3              525             INC     DPTR
0012 EA              526             MOV     A,R2
0013 F0              527             MOVX    @DPTR,A
0014 A3              528             INC     DPTR
0015 E9              529             MOV     A,R1
A51 MACRO ASSEMBLER  F34X_MSD_CMD                                                         11/16/2006 13:16:27 PAGE    10

0016 F0              530             MOVX    @DPTR,A
0017 22              531             RET     
0018                 532     L?0088:
                     533             USING   0
0018 900000   F      534             MOV     DPTR,#i?548+01H
001B E0              535             MOVX    A,@DPTR
001C C4              536             SWAP    A
001D F8              537             MOV     R0,A
001E 540F            538             ANL     A,#0FH
0020 C8              539             XCH     A,R0
0021 68              540             XRL     A,R0
0022 FF              541             MOV     R7,A
0023 900000   F      542             MOV     DPTR,#i?548
0026 E0              543             MOVX    A,@DPTR
0027 C4              544             SWAP    A
0028 54F0            545             ANL     A,#0F0H
002A 48              546             ORL     A,R0
002B FE              547             MOV     R6,A
002C 7C00            548             MOV     R4,#00H
002E EF              549             MOV     A,R7
002F 2D              550             ADD     A,R5
0030 FF              551             MOV     R7,A
0031 EC              552             MOV     A,R4
0032 3E              553             ADDC    A,R6
0033 FE              554             MOV     R6,A
0034 7400     F      555             MOV     A,#LOW (Scratch)
0036 2F              556             ADD     A,R7
0037 F582            557             MOV     DPL,A
0039 7400     F      558             MOV     A,#HIGH (Scratch)
003B 3E              559             ADDC    A,R6
003C F583            560             MOV     DPH,A
003E E0              561             MOVX    A,@DPTR
003F 22              562             RET     
0040                 563     L?0089:
                     564             USING   0
0040 900000   F      565             MOV     DPTR,#dw?551
0043                 566     L?0090:
0043 E0              567             MOVX    A,@DPTR
0044 FC              568             MOV     R4,A
0045 A3              569             INC     DPTR
0046 E0              570             MOVX    A,@DPTR
0047 FD              571             MOV     R5,A
0048 A3              572             INC     DPTR
0049 E0              573             MOVX    A,@DPTR
004A FE              574             MOV     R6,A
004B A3              575             INC     DPTR
004C E0              576             MOVX    A,@DPTR
004D FF              577             MOV     R7,A
004E 22              578             RET     
004F                 579     L?0094:
                     580             USING   0
004F                 581     L?0095:
004F 7BFF            582             MOV     R3,#0FFH
0051 7A00     F      583             MOV     R2,#HIGH (?SC_55)
0053 7900     F      584             MOV     R1,#LOW (?SC_55)
0055 22              585             RET     
0056                 586     L?0097:
                     587             USING   0
0056                 588     L?0098:
0056 E0              589             MOVX    A,@DPTR
0057 F9              590             MOV     R1,A
0058 A3              591             INC     DPTR
0059 E0              592             MOVX    A,@DPTR
005A FA              593             MOV     R2,A
005B A3              594             INC     DPTR
005C E0              595             MOVX    A,@DPTR
A51 MACRO ASSEMBLER  F34X_MSD_CMD                                                         11/16/2006 13:16:27 PAGE    11

005D 22              596             RET     
005E                 597     L?0099:
                     598             USING   0
005E F0              599             MOVX    @DPTR,A
005F                 600     L?0100:
005F 7B01            601             MOV     R3,#01H
0061 7A00     F      602             MOV     R2,#HIGH (f?345)
0063 7900     F      603             MOV     R1,#LOW (f?345)
0065 22              604             RET     
0066                 605     L?0101:
                     606             USING   0
0066                 607     L?0102:
0066 90000B          608             MOV     DPTR,#0BH
0069 020000   F      609             LJMP    ?C?CLDOPTR
006C                 610     L?0103:
                     611             USING   0
006C                 612     L?0104:
006C 900000   F      613             MOV     DPTR,#?_printf?BYTE+03H
006F 020000   F      614             LJMP    ?C?LSTXDATA
                     615     ; END OF Com004F
                     616     
                     617     ; void Cmd_Init() 
                     618     
----                 619             RSEG  ?PR?Cmd_Init?F34X_MSD_CMD
0000                 620     Cmd_Init:
                     621             USING   0
                     622                             ; SOURCE LINE # 78
                     623     ; {
                     624                             ; SOURCE LINE # 79
                     625     ;   putchar(CLS);
                     626                             ; SOURCE LINE # 80
0000 7F0C            627             MOV     R7,#0CH
0002 120000   F      628             LCALL   _putchar
                     629     ;   Cmd_Ptr=0;
                     630                             ; SOURCE LINE # 81
0005 E4              631             CLR     A
0006 900000   F      632             MOV     DPTR,#Cmd_Ptr
0009 F0              633             MOVX    @DPTR,A
                     634     ;   Cmd[0]=Cmd[1]='\0';
                     635                             ; SOURCE LINE # 82
000A 900000   F      636             MOV     DPTR,#Cmd+01H
000D F0              637             MOVX    @DPTR,A

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