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📄 f34x_msd_dir_commands.lst

📁 USB读写SD卡例程
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  37      =2  //#define _USB_LOW_SPEED_                      // Change this comm
             -ent to make Full/Low speed
  38      =2  
  39      =2  #define SYSCLK                   12000000    // SYSCLK frequency i
C51 COMPILER V7.50   F34X_MSD_DIR_COMMANDS         11/28/2006 10:54:04 PAGE 14  

             -n Hz
  40      =2  
  41      =2  // USB clock selections (SFR CLKSEL)
  42      =2  #define USB_4X_CLOCK             0x00        // Select 4x clock mu
             -ltiplier, for USB Full Speed
  43      =2  #define USB_INT_OSC_DIV_2        0x10        // See Data Sheet sec
             -tion 13. Oscillators
  44      =2  #define USB_EXT_OSC              0x20
  45      =2  #define USB_EXT_OSC_DIV_2        0x30
  46      =2  #define USB_EXT_OSC_DIV_3        0x40
  47      =2  #define USB_EXT_OSC_DIV_4        0x50
  48      =2  
  49      =2  // System clock selections (SFR CLKSEL)
  50      =2  #define SYS_INT_OSC              0x00        // Select to use inte
             -rnal oscillator
  51      =2  #define SYS_4X_MUL               0x03        // Select to use inte
             -rnal oscillator
  52      =2  #define SYS_EXT_OSC              0x01        // Select to use an e
             -xternal oscillator
  53      =2  #define SYS_4X_DIV_2             0x02
  54      =2  
  55      =2  // BYTE type definition
  56      =2  #ifndef _BYTE_DEF_
  57      =2  #define _BYTE_DEF_
  58      =2  typedef unsigned char BYTE;
  59      =2  #endif   /* _BYTE_DEF_ */
  60      =2  
  61      =2  // WORD type definition, for KEIL Compiler
  62      =2  #ifndef _WORD_DEF_                           // Compiler Specific,
             - written for Little Endian
  63      =2  #define _WORD_DEF_
  64      =2  typedef union {unsigned int i; unsigned char c[2];} WORD;
  65      =2  #define LSB 1                                // All words sent to 
             -and received from the host are
  66      =2  #define MSB 0                                // little endian, thi
             -s is switched by software when
  67      =2                                               // neccessary.  These
             - sections of code have been marked
  68      =2                                                                                           // with "Compiler Specific" as above for easier modifi
             -cation
  69      =2  #endif   /* _WORD_DEF_ */
  70      =2  
  71      =2  // DWORD type definition
  72      =2  #ifndef _DWORD_DEF_
  73      =2  #define _DWORD_DEF_
  74      =2  typedef unsigned long DWORD;
  75      =2  #endif /* _DWORD_DEF_ */
  76      =2  
  77      =2  extern volatile DWORD xdata tickcount;
  78      =2  
  79      =2  // Define Endpoint Packet Sizes
  80      =2  #ifdef _USB_LOW_SPEED_
           =2 #define  EP0_PACKET_SIZE         0x40        // This value can be 
             -8,16,32,64 depending on device speed, see USB spec
           =2 #else
  83      =2  #define  EP0_PACKET_SIZE         0x40
  84      =2  #endif /* _USB_LOW_SPEED_ */ 
  85      =2  
  86      =2  #define  EP1_PACKET_SIZE         0x0040      // Can range 0 - 1024
             - depending on data and transfer type  
  87      =2  #define  EP1_PACKET_SIZE_LE      0x4000      // IMPORTANT- this sh
             -ould be Little-Endian version of EP1_PACKET_SIZE
C51 COMPILER V7.50   F34X_MSD_DIR_COMMANDS         11/28/2006 10:54:04 PAGE 15  

  88      =2  #define  EP2_PACKET_SIZE         0x0040      // Can range 0 - 1024
             - depending on data and transfer type
  89      =2  #define  EP2_PACKET_SIZE_LE      0x4000      // IMPORTANT- this sh
             -ould be Little-Endian version of EP2_PACKET_SIZE
  90      =2  
  91      =2  // Standard Descriptor Types
  92      =2  #define  DSC_DEVICE              0x01        // Device Descriptor
  93      =2  #define  DSC_CONFIG              0x02        // Configuration Desc
             -riptor
  94      =2  #define  DSC_STRING              0x03        // String Descriptor
  95      =2  #define  DSC_INTERFACE           0x04        // Interface Descript
             -or
  96      =2  #define  DSC_ENDPOINT            0x05        // Endpoint Descripto
             -r
  97      =2  
  98      =2  // HID Descriptor Types
  99      =2  #define DSC_HID                                 0x21            // HID Class Descriptor
 100      =2  #define DSC_HID_REPORT                  0x22            // HID Report Descriptor
 101      =2  
 102      =2  // Standard Request Codes
 103      =2  #define  GET_STATUS             0x00        // Code for Get Status
 104      =2  #define  CLEAR_FEATURE          0x01        // Code for Clear Feat
             -ure
 105      =2  #define  SET_FEATURE            0x03        // Code for Set Featur
             -e
 106      =2  #define  SET_ADDRESS            0x05        // Code for Set Addres
             -s
 107      =2  #define  GET_DESCRIPTOR         0x06        // Code for Get Descri
             -ptor
 108      =2  #define  SET_DESCRIPTOR         0x07        // Code for Set Descri
             -ptor(not used)
 109      =2  #define  GET_CONFIGURATION      0x08        // Code for Get Config
             -uration
 110      =2  #define  SET_CONFIGURATION      0x09        // Code for Set Config
             -uration
 111      =2  #define  GET_INTERFACE          0x0A        // Code for Get Interf
             -ace
 112      =2  #define  SET_INTERFACE          0x0B        // Code for Set Interf
             -ace
 113      =2  #define  SYNCH_FRAME            0x0C        // Code for Synch Fram
             -e(not used)
 114      =2  #define  MSD_RESET                              0xFF            // Mass-storage device Reset
 115      =2  #define  MSD_GET_MAX_LUN                0xFE            // Mass-storage device Get Max LU
             -N
 116      =2  
 117      =2  // HID Request Codes
 118      =2  #define GET_REPORT                              0x01            // Code for Get Report
 119      =2  #define GET_IDLE                                0x02            // Code for Get Idle
 120      =2  #define GET_PROTOCOL                    0x03            // Code for Get Protocol
 121      =2  #define SET_REPORT                              0x09            // Code for Set Report
 122      =2  #define SET_IDLE                                0x0A            // Code for Set Idle
 123      =2  #define SET_PROTOCOL                    0x0B            // Code for Set Protocol
 124      =2  
 125      =2  // Define device states
 126      =2  #define  DEV_ATTACHED            0x00        // Device is in Attac
             -hed State
 127      =2  #define  DEV_POWERED             0x01        // Device is in Power
             -ed State
 128      =2  #define  DEV_DEFAULT             0x02        // Device is in Defau
             -lt State
 129      =2  #define  DEV_ADDRESS             0x03        // Device is in Addre
             -ssed State
C51 COMPILER V7.50   F34X_MSD_DIR_COMMANDS         11/28/2006 10:54:04 PAGE 16  

 130      =2  #define  DEV_CONFIGURED          0x04        // Device is in Confi
             -gured State
 131      =2  #define  DEV_SUSPENDED           0x05        // Device is in Suspe
             -nded State
 132      =2  
 133      =2  // Define bmRequestType bitmaps
 134      =2  #define  IN_DEVICE               0x00        // Request made to de
             -vice, direction is IN 
 135      =2  #define  OUT_DEVICE              0x80        // Request made to de
             -vice, direction is OUT
 136      =2  #define  IN_INTERFACE            0x01        // Request made to in
             -terface, direction is IN
 137      =2  #define  OUT_INTERFACE           0x81        // Request made to in
             -terface, direction is OUT
 138      =2  #define  IN_ENDPOINT             0x02        // Request made to en
             -dpoint, direction is IN
 139      =2  #define  OUT_ENDPOINT            0x82        // Request made to en
             -dpoint, direction is OUT
 140      =2  
 141      =2  // Define wIndex bitmaps
 142      =2  #define  IN_EP1                  0x81        // Index values used 
             -by Set and Clear feature
 143      =2  #define  OUT_EP1                 0x01        // commands for Endpo
             -int_Halt
 144      =2  #define  IN_EP2                  0x82
 145      =2  #ifdef __F326_VER__
           =2 #define  OUT_EP2                                 0x01           
           =2 #else
 148      =2  #define  OUT_EP2                                 0x01           
 149      =2  #endif
 150      =2  
 151      =2  // Define wValue bitmaps for Standard Feature Selectors
 152      =2  #define  DEVICE_REMOTE_WAKEUP    0x01        // Remote wakeup feat
             -ure(not used)
 153      =2  #define  ENDPOINT_HALT           0x00        // Endpoint_Halt feat
             -ure selector
 154      =2  
 155      =2  // Define Endpoint States
 156      =2  #define  EP_IDLE                 0x00        // This signifies End
             -point Idle State
 157      =2  #define  EP_TX                   0x01        // Endpoint Transmit 
             -State
 158      =2  #define  EP_RX                   0x02        // Endpoint Receive S
             -tate
 159      =2  #define  EP_HALT                 0x03        // Endpoint Halt Stat
             -e (return stalls)
 160      =2  #define  EP_STALL                0x04        // Endpoint Stall (se
             -nd procedural stall next status phase)
 161      =2  #define  EP_ADDRESS              0x05        // Endpoint Address (
             -change FADDR during next status phase)
 162      =2  
 163      =2  // Function prototypes
 164      =2  // USB Routines
 165      =2  void USB_Resume(void);                       // This routine resum
             -es USB operation
 166      =2  void USB_Reset(void);                        // Called after USB b
             -us reset
 167      =2  void Handle_Setup(void);                     // Handle setup packe
             -t on Endpoint 0
 168      =2  void Handle_In1(BYTE* ptr_buf);                       // Handle in
             - packet on Endpoint 1
 169      =2  void Handle_Out2(void);                      // Handle out packet 
C51 COMPILER V7.50   F34X_MSD_DIR_COMMANDS         11/28/2006 10:54:04 PAGE 17  

             -on Endpoint 2
 170      =2  void USB_Suspend(void);                      // This routine calle
             -d when suspend signalling on bus
 171      =2  void Out2_Get_Data(BYTE* ptr_buf);                               // Copies from FIFO to ptr_
             -buf, clears FIFO-full flag.
 172      =2  void Out2_Done(void);                                            // Call this when finished with the d
             -ata
 173      =2  
 174      =2  // Standard Requests
 175      =2  void Get_Status(void);                       // These are called f
             -or each specific standard request
 176      =2  void Clear_Feature(void);
 177      =2  void Set_Feature(void);
 178      =2  void Set_Address(void);
 179      =2  void Get_Descriptor(void);
 180      =2  void Get_Configuration(void);
 181      =2  void Set_Configuration(void);
 182      =2  void Get_Interface(void);
 183      =2  void Set_Interface(void);
 184      =2  
 185      =2  // MSD Specific Requests
 186      =2  // void Reset_Msd(void);
 187      =2  // void Get_MaxLUN(void);
 188      =2  
 189      =2  // Initialization Routines
 190      =2  void Sys_Clk_Init(void);                      // Initialize the sy
             -stem clock(depends on Full/Low speed)
 191      =2  void Port_Init(void);                        // Configure ports fo
             -r this specific application
 192      =2  void USB0_Init(void);                        // Configure USB core
             - for either Full/Low speed
 193      =2  void Timer_Init(void);                       // Start timer 2 for 
             -use by ADC and to check switches
 194      =2  void Adc_Init(void);                         // Configure ADC for 
             -continuous conversion, low-power mode
 195      =2  
 196      =2  // Other Routines
 197      =2  void Timer2_ISR(void);                       // Called when Timer 
             -2 overflows, see if switches are pressed
 198      =2  void Adc_ConvComple_ISR(void);               // When a conversion 
             -completes, switch ADC multiplexor
 199      =2  void USB_ISR(void);                          // Called to determin
             -e type of USB interrupt
 200      =2  void Fifo_ReadC(BYTE, unsigned int, BYTE *) ;
 201      =2  extern void Fifo_Read (BYTE, unsigned int, BYTE *) ; // Used for m
             -ultiple byte reads of Endpoint fifos
 202      =2  extern void Fifo_Write (BYTE, unsigned int, BYTE *) reentrant;// U
             -sed for multiple byte writes of Endpoint fifos
 203      =2  void Force_Stall(void);                      // Forces a procedura
             -l stall on Endpoint 0
 204      =2  void Delay(void);                            // Approximately 80 u
             -s/1 ms on Full/Low Speed
 205      =2  
 206      =2  void USB_In(BYTE* ptr_buf,unsigned count);
 207      =2  
 208      =2  void USB_Bulk_Init(void);
 209      =2  
 210      =2  extern unsigned xdata Out_Count;
 211      =2  extern BYTE xdata Out_Packet[EP2_PACKET_SIZE];
 212      =2  extern BYTE xdata In_count;
 213      =2  extern BYTE xdata In_Packet[EP1_PACKET_SIZE];
 214      =2  //extern BYTE xdata In_Overrun;
C51 COMPILER V7.50   F34X_MSD_DIR_COMMANDS         11/28/2006 10:54:04 PAGE 18  

 215      =2  
 216      =2  #endif      /* _USB_MAIN_H_ */
 217      =2  
  35      =1  
  36      =1  //----------------------------------------------------------------
             --------------
  37      =1  // Structure Prototypes
  38      =1  //----------------------------------------------------------------
             --------------
  39      =1  
  40      =1  typedef struct {
  41      =1          unsigned cluster_start;
  42      =1          unsigned long sector_current;
  43      =1          unsigned sector_direntry;

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