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📄 inttest.lst

📁 USB2.0 芯片 cy7c68013 高速中断传输实验
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C51 COMPILER V7.50   INTTEST                                                               08/10/2005 09:59:08 PAGE 1   


C51 COMPILER V7.50, COMPILATION OF MODULE INTTEST
OBJECT MODULE PLACED IN intTest.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE intTest.c DEBUG OBJECTEXTEND

line level    source

   1          #pragma NOIV               // Do not generate interrupt vectors
   2          //-----------------------------------------------------------------------------
   3          //   File:      bulkloop.c
   4          //   Contents:   Hooks required to implement USB peripheral function.
   5          //
   6          //   Copyright (c) 2000 Cypress Semiconductor All rights reserved
   7          //-----------------------------------------------------------------------------
   8          #include "fx2.h"
   9          #include "fx2regs.h"
  10          #include "fx2sdly.h"            // SYNCDELAY macro
  11          
  12          extern BOOL GotSUD;             // Received setup data flag
  13          extern BOOL Sleep;
  14          extern BOOL Rwuen;
  15          extern BOOL Selfpwr;
  16          
  17          BYTE Configuration;             // Current configuration
  18          BYTE AlternateSetting;          // Alternate settings
  19          
  20          #define VR_NAKALL_ON    0xD0
  21          #define VR_NAKALL_OFF   0xD1
  22          
  23          
  24          BOOL bInEnable;//IN中断传输使能,通过控制传输设置
  25          BYTE status;//状态字节,调试用,通过控制传输读取
  26          BYTE xdata Digit[] = { 0xc0, 0xf9, 0xa4, 0xb0, 0x99, 0x92, 0x82, 0xf8, 0x80, 0x98, 0x88, 0x83, 0xc6, 0xa1,
             - 0x86, 0x8e };
  27          #define BTN_ADDR                0x20
  28          #define LED_ADDR                0x21
  29          
  30          //-----------------------------------------------------------------------------
  31          // Task Dispatcher hooks
  32          //   The following hooks are called by the task dispatcher.
  33          //-----------------------------------------------------------------------------
  34          
  35          void TD_Init(void)             // Called once at startup
  36          {
  37   1         // set the CPU clock to 48MHz
  38   1         CPUCS = ((CPUCS & ~bmCLKSPD) | bmCLKSPD1) ;
  39   1      
  40   1         // set the slave FIFO interface to 48MHz
  41   1         IFCONFIG |= 0x40;
  42   1      
  43   1        // Registers which require a synchronization delay, see section 15.14
  44   1        // FIFORESET        FIFOPINPOLAR
  45   1        // INPKTEND         OUTPKTEND
  46   1        // EPxBCH:L         REVCTL
  47   1        // GPIFTCB3         GPIFTCB2
  48   1        // GPIFTCB1         GPIFTCB0
  49   1        // EPxFIFOPFH:L     EPxAUTOINLENH:L
  50   1        // EPxFIFOCFG       EPxGPIFFLGSEL
  51   1        // PINFLAGSxx       EPxFIFOIRQ
  52   1        // EPxFIFOIE        GPIFIRQ
  53   1        // GPIFIE           GPIFADRH:L
  54   1        // UDMACRCH:L       EPxGPIFTRIG
C51 COMPILER V7.50   INTTEST                                                               08/10/2005 09:59:08 PAGE 2   

  55   1        // GPIFTRIG
  56   1        
  57   1        // Note: The pre-REVE EPxGPIFTCH/L register are affected, as well...
  58   1        //      ...these have been replaced by GPIFTC[B3:B0] registers
  59   1      
  60   1        // default: all endpoints have their VALID bit set
  61   1        // default: TYPE1 = 1 and TYPE0 = 0 --> BULK  
  62   1        // default: EP2 and EP4 DIR bits are 0 (OUT direction)
  63   1        // default: EP6 and EP8 DIR bits are 1 (IN direction)
  64   1        // default: EP2, EP4, EP6, and EP8 are double buffered
  65   1      
  66   1        // we are just using the default values, yes this is not necessary...
  67   1        EP1OUTCFG = 0xA0;
  68   1        EP1INCFG = 0xA0;
  69   1      
  70   1        SYNCDELAY;                    // see TRM section 15.14 
  71   1        EP2CFG = 0xB2;  //端点2 OUT INT 2xBUFFER 
  72   1        SYNCDELAY;                    
  73   1        EP4CFG = 0x00; //无效
  74   1        SYNCDELAY;                    
  75   1        EP6CFG = 0xF2; //端点6 IN INT 2xBUFFER   
  76   1        SYNCDELAY;                    
  77   1        EP8CFG = 0x00;//无效
  78   1      
  79   1        // out endpoints do not come up armed
  80   1        
  81   1        // since the defaults are double buffered we must write dummy byte counts twice
  82   1        SYNCDELAY;                    
  83   1        EP2BCL = 0x80;                // arm EP2OUT by writing byte count w/skip.
  84   1        SYNCDELAY;                    
  85   1        EP2BCL = 0x80;
  86   1        SYNCDELAY;                       
  87   1        bInEnable=FALSE;//全局变量初始化 中断IN传输使能
  88   1        status=0;
  89   1        // enable dual autopointer feature
  90   1        AUTOPTRSETUP |= 0x01;
  91   1      
  92   1      
  93   1        Rwuen = TRUE;                 // Enable remote-wakeup
  94   1      }
  95          
  96          
  97          void TD_Poll(void)              // Called repeatedly while the device is idle
  98          {
  99   1        WORD i;
 100   1        EZUSB_InitI2C();                      //初始化EZ-USB I2控制器
 101   1       //中断IN传输
 102   1        if(bInEnable)
 103   1        {  
 104   2           if(!(EP2468STAT & bmEP6FULL))
 105   2           {
 106   3                       
 107   3                      for( i = 0x0000; i < 0x200; i++ )
 108   3              {
 109   4      
 110   4                         EP6FIFOBUF[i]=(BYTE)(i&0x00ff);
 111   4      
 112   4              }
 113   3                       EP6BCH = 0x02;
 114   3                       SYNCDELAY;  
 115   3                       EP6BCL = 0x00; 
 116   3                       SYNCDELAY;  
C51 COMPILER V7.50   INTTEST                                                               08/10/2005 09:59:08 PAGE 3   

 117   3               }
 118   2                bInEnable=FALSE;
 119   2                status+=1;
 120   2            EZUSB_WriteI2C(LED_ADDR, 0x01, &(Digit[status&0x0f]));
 121   2            EZUSB_WaitForEEPROMWrite(LED_ADDR);
 122   2      
 123   2        }
 124   1        //中断OUT传输
 125   1          if(!(EP2468STAT & bmEP2EMPTY))
 126   1           {                  
 127   2                  EZUSB_WriteI2C(LED_ADDR, 0x01, &(Digit[EP2FIFOBUF[0]&0x0f]));
 128   2              EZUSB_WaitForEEPROMWrite(LED_ADDR);
 129   2                      EP2BCL = 0x80;
 130   2                      SYNCDELAY;
 131   2                  EP2BCL = 0x80;
 132   2                      SYNCDELAY; 
 133   2               }
 134   1      }
 135          
 136          BOOL TD_Suspend(void)          // Called before the device goes into suspend mode
 137          {
 138   1         return(TRUE);
 139   1      }
 140          
 141          BOOL TD_Resume(void)          // Called after the device resumes
 142          {
 143   1         return(TRUE);
 144   1      }
 145          
 146          //-----------------------------------------------------------------------------
 147          // Device Request hooks
 148          //   The following hooks are called by the end point 0 device request parser.
 149          //-----------------------------------------------------------------------------
 150          
 151          BOOL DR_GetDescriptor(void)
 152          {
 153   1         return(TRUE);
 154   1      }
 155          
 156          BOOL DR_SetConfiguration(void)   // Called when a Set Configuration command is received
 157          {
 158   1         Configuration = SETUPDAT[2];
 159   1         return(TRUE);            // Handled by user code
 160   1      }
 161          
 162          BOOL DR_GetConfiguration(void)   // Called when a Get Configuration command is received
 163          {
 164   1         EP0BUF[0] = Configuration;
 165   1         EP0BCH = 0;
 166   1         EP0BCL = 1;
 167   1         return(TRUE);            // Handled by user code
 168   1      }
 169          
 170          BOOL DR_SetInterface(void)       // Called when a Set Interface command is received
 171          {
 172   1         AlternateSetting = SETUPDAT[2];
 173   1         return(TRUE);            // Handled by user code
 174   1      }
 175          
 176          BOOL DR_GetInterface(void)       // Called when a Set Interface command is received
 177          {
 178   1         EP0BUF[0] = AlternateSetting;
C51 COMPILER V7.50   INTTEST                                                               08/10/2005 09:59:08 PAGE 4   

 179   1         EP0BCH = 0;
 180   1         EP0BCL = 1;
 181   1         return(TRUE);            // Handled by user code
 182   1      }
 183          
 184          BOOL DR_GetStatus(void)
 185          {
 186   1         return(TRUE);
 187   1      }
 188          
 189          BOOL DR_ClearFeature(void)
 190          {
 191   1         return(TRUE);
 192   1      }
 193          
 194          BOOL DR_SetFeature(void)
 195          {
 196   1         return(TRUE);
 197   1      }
 198          #define VR_B3 0xB3 // enable interrupt trans使能中断IN传输
 199          #define VR_B4 0xB4 // disenable interrupt trans非使能中断IN传输
 200          #define VR_B5 0xB5 //读取STATUS状态位
 201          BOOL DR_VendorCmnd(void)
 202          {
 203   1        BYTE tmp;
 204   1        
 205   1        switch (SETUPDAT[1])
 206   1        {
 207   2           case VR_NAKALL_ON:
 208   2              tmp = FIFORESET;
 209   2              tmp |= bmNAKALL;      

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