prd_typec_18092_anticollision.c

读RF卡的源代码

//=============================================================================
//                  Copyright (C) INSIDE Contactless 1998-2005
//
// INSIDE Contactless reserves the right to make changes, without notice,
// to any product (including application note) herein to improve
// reliability, functionality, or design. INSIDE Contactless advises its
// customers to obtain the latest version of device data sheets to verify,
// before placing orders, that the information being relied upon by the
// customer is current.
//
// INSIDE Contactless makes no warranty that the use will not infringe any
// third party patent, copyright or trademark.
//
// Information furnished by INSIDE Contactless is believed to be accurate
// and reliable. However, INSIDE Contactless does not assume any liability
// resulting from the application or use of any product described within.
//
// All rights are reserved. Reproduction in whole or in part is prohibited
// without the written consent of the copyright owner.
//
//      Bat 11a,
//      Parc Club du Golf,
//      Z.A.C. du Pichaury                      Tel :   [phone]
//      13856 Aix-en-Provence Cedex 3           Fax :   [phone]
//      FRANCE                                  Email : [e-mail]
//
//-----------------------------------------------------------------------------
// Project Code : PICOREAD RF ISO15693-3 READER
// Project Name : APPLICATION NOTE
// Module Name  : PRD_TYPEC_18092_ANTICOLLISION.H
// Platform dev : Keil 礦ision 3 (IDE ) + Keil ARM Compiler
// Target       : GENERIC
// Language     : C ANSI
// Revision     : 1.1
// Description  : 
//=============================================================================

// Defines standard
#include <string.h>      // Standard C Libray file containing basic functions to use serial host

// Defines for common C writting
#include "Defines_C.h"  			// TRUE, FALSE, etc

// Defines for PicoRead
#include "PRD_PicoReadRF_Pages_Parameters.h" // Definition of PicoRead chip registers
#include "PRD_Config.h"   	// Reader Configuration functions
#include "PRD_RF_Comm.h" 
#include "PRD_BufferExchange.h"

// Defines for the target
#include "Target.H"		  		// Definition of processor registers  & Low level functions to be modified according to the target, and the user needs

// TypeC(18092) Commands
#include "PRD_TypeC_18092_Commands.h"

#include "PRD_COMMON_Anticollision_Parameters.h" 		//Common Anticollision parameters defines
#include "PRD_TypeC_18092_Anticollision_Parameters.h"  	//Anticollision parameters defines for TypeC_18092
#include "PRD_TypeC_18092_Anticollision_Default_Parameters.h" //Default Anticollsion parameters for Type C
#include "PRD_TypeC_18092_Anticollision.h"     // Anticollision functions for Type C


//-----------------------------------------------------------------------------
// Function name : unsigned char b_fnTypeC_Anticol(unsigned char* p_abATQBResponse, unsigned char* p_bATQBLength,StructReader* p_pStructReader)

//-----------------------------------------------------------------------------
// Description : Extract one card from x card and return ATQB response
//               of the selected card.
//
// IN       :   p_pStructReader : Pointer to the used StructReader structure.
// OUT      :   p_abATQBResponse : ATQB response in ISOB
//              p_bATQBLength    : ATQB response length
//
// RETURN   :   true       1 if a card is selected.
//              false      0 no card selected.
//
// Notes    :   - none -
//-----------------------------------------------------------------------------

unsigned char b_fnTypeC_Anticol(unsigned char* p_abIDBlock, unsigned short* p_bIDBlockLength,StructReader* p_pStructReader)
{

	unsigned char l_bPicoReadStatus;
	unsigned char l_bRFReceiveEOF=0;
	unsigned char l_abBuffer[255];
    unsigned char l_bStatus;
    unsigned char l_bDelay;
    unsigned char l_bRetry;
    unsigned char l_bDataBitsReceived;
 	unsigned char l_bBitsToReceive=0;
	//unsigned char l_bTemp;
 

   l_bRetry=(p_pStructReader->s_bRAnticolOpt1 & 0x03);

lbl_Loop:
   p_pStructReader->s_bRTimeoutUsed=TO_38MS7;
   // POLLING
   l_abBuffer[0] = 0x06;
   l_abBuffer[1] = _SONY_POLLING;
   l_abBuffer[2] = 0xFF;
   l_abBuffer[3] = 0xFF;
   l_abBuffer[4] = 0x00;
   l_abBuffer[5] = p_pStructReader->s_bRAnticolOpt0;
   v_fnSendBuffer(_SENDCRC,6,0,&l_abBuffer[0],p_pStructReader);
   l_bStatus=b_fnReceiveBuffer(_CHECKCRC,&l_abBuffer[0],p_pStructReader,p_bIDBlockLength,&l_bDataBitsReceived,&l_bPicoReadStatus,&l_bRFReceiveEOF,&l_bBitsToReceive);
  

   if(l_bStatus==ERR_NO_ERROR)
   {     	  	
      memcpy(&p_abIDBlock[0],&l_abBuffer[0],18);   ////////////////////////////////////////////////
	 
	  //IO1CLR=0xFF0000;
      //IO1SET=(((*p_bIDBlockLength)<<16) & 0xFF0000); 
	  p_pStructReader->s_bRTimeoutUsed=p_pStructReader->s_bRTimeoutDefault;
        
      return TRUE;
   }

   if(l_bRetry--)
   {
      if((p_pStructReader->s_bRAnticolOpt1) & SONY1_RESET)
      {
         v_fnCS_reset();
         v_fnSPI_SendByte(P0_REG_NO_RST | P0_PAGE_SELECT_1);
         // DELAY 2MS
         for(l_bDelay=10;l_bDelay>0;l_bDelay--) delay_us(200);
         v_fnCS_reset();
         v_fnSPI_SendByte(P0_REG_NO_RST | P0_PAGE_SELECT_1 | P0_RFON);
      }
      goto lbl_Loop;
   }
   return FALSE;
}