cc6.c

keil c51 UV3 最新版编译器的例子程序4。

//****************************************************************************
// @Module        Capture / Compare Unit 6 (CCU6)
// @Filename      CC6.C
// @Project       DaveTest.dav
//----------------------------------------------------------------------------
// @Controller    Infineon XC866-4FR
//
// @Compiler      Keil
//
// @Codegenerator 1.1
//
// @Description   This file contains functions that use the CCU6 module.
//
//----------------------------------------------------------------------------
// @Date          09.02.2005 00:47:37
//
//****************************************************************************

// USER CODE BEGIN (CCU6_General,1)

// USER CODE END



//****************************************************************************
// @Project Includes
//****************************************************************************

#include "MAIN.H"

// USER CODE BEGIN (CCU6_General,2)

// USER CODE END


//****************************************************************************
// @Macros
//****************************************************************************

// USER CODE BEGIN (CCU6_General,3)

// USER CODE END


//****************************************************************************
// @Defines
//****************************************************************************

// USER CODE BEGIN (CCU6_General,4)

// USER CODE END


//****************************************************************************
// @Typedefs
//****************************************************************************

// USER CODE BEGIN (CCU6_General,5)

// USER CODE END


//****************************************************************************
// @Imported Global Variables
//****************************************************************************

// USER CODE BEGIN (CCU6_General,6)

// USER CODE END


//****************************************************************************
// @Global Variables
//****************************************************************************

// USER CODE BEGIN (CCU6_General,7)

// USER CODE END


//****************************************************************************
// @External Prototypes
//****************************************************************************

// USER CODE BEGIN (CCU6_General,8)

// USER CODE END


//****************************************************************************
// @Prototypes Of Local Functions
//****************************************************************************

// USER CODE BEGIN (CCU6_General,9)

// USER CODE END


//****************************************************************************
// @Function      void CC6_vInit(void) 
//
//----------------------------------------------------------------------------
// @Description   This is the initialization function of the CCU6 function 
//                library. It is assumed that the SFRs used by this library 
//                are in their reset state. 
//
//----------------------------------------------------------------------------
// @Returnvalu   None
//
//----------------------------------------------------------------------------
// @Parameters    None
//
//----------------------------------------------------------------------------
// @Date          09.02.2005
//
//****************************************************************************

// USER CODE BEGIN (Init,1)

// USER CODE END

void CC6_vInit(void)
{
// USER CODE BEGIN (CCU6_General,9)

// USER CODE END


  SFR_PAGE(_cc1, SST2);          // switch to page 1

//T12 period
  CCU6_T12PRL    =  0x00;        // load CCU6 T12 period register low
  CCU6_T12PRH    =  0xF0;        // load CCU6 T12 period register lhigh
//T13 period
  CCU6_T13PRL    =  0xFF;        // load CCU6 T13 period register low
  CCU6_T13PRH    =  0xFF;        // load CCU6 T13 period register high
// T12 prescaler and center aligned
  CCU6_TCTR0L    =  0x84;        // load CCU6 timer control register 0 low
// T13 prescaler 
  CCU6_TCTR0H    =  0x03;        // load CCU6 timer control register 0 high
	////  SFR_PAGE(_cc1, SST2);          // switch to page 1
// T12 dead time DTM
  CCU6_T12DTCL   =  0x10;        // load CCU6 dead time control register low 
// T12 dead time channel select
  CCU6_T12DTCH   =  0x04;        // load CCU6 dead time control register high 

  SFR_PAGE(_cc2, SST2);          // switch to page 2
// T12/T12 modes and external trigger
  CCU6_TCTR2L    =  0x00;        // load CCU6 timer control register 2 low
  CCU6_TCTR2H    =  0x00;        // load CCU6 timer control register 2 high
// T12 Modulation Enable & MCMEN
  CCU6_MODCTRL   =  0x30;        // load CCU6 modulation control register low
// T13 Modulation Enable
  CCU6_MODCTRH   =  0x80;        // load CCU6 modulation control register high
		///  SFR_PAGE(_cc2, SST2);          // switch to page 2
// MultiChannel Synch & Sel
  CCU6_MCMCTR    =  0x00;        // load CCU6 multi channel mode control 
                                 // register 
	///  SFR_PAGE(_cc2, SST2);          // switch to page 2
// T12 capcom mode ch0 / ch1
  CCU6_T12MSELL  =  0x00;        // load CCU6 T12 campture/compare mode 
// T12 capcom mode ch2 / hallsynch
  CCU6_T12MSELH  =  0x03;        // load CCU6 T12 campture/compare mode 
	///SFR_PAGE(_cc2, SST2);          // switch to page 2
// Passive state level
  CCU6_PSLR      =  0x00;        // load CCU6 passive state level register low


  SFR_PAGE(_cc0, SST2);          // switch to page 0
// T12 shadow
  CCU6_CC62SRL   =  0x00;        // load CCU6 capture/compare shadow register 
  CCU6_CC62SRH   =  0x78;        // load CCU6 capture/compare shadow register 
// T13 shadow
  CCU6_CC63SRL   =  0x00;        // load CCU6 capture/compare shadow register 
  CCU6_CC63SRH   =  0x19;        // load CCU6 capture/compare shadow register 
///  SFR_PAGE(_cc0, SST2);          // switch to page 0
// MultiChannel PWM Pattern
  CCU6_MCMOUTSL  =  0x00;        // load CCU6 multi channel mode output 
// MultiChannel Hall Pattern
  CCU6_MCMOUTSH  =  0x00;        // load CCU6 multi channel mode output 
                                 // control register high

  SFR_PAGE(_cc2, SST2);          // switch to page 2
// Trap Control Leave 
  CCU6_TRPCTRL   =  0x00;        // load CCU6 trap control register low
// Trap Control Enable
  CCU6_TRPCTRH   =  0x00;        // load CCU6 trap control register high

// Interrupt node pointer
  CCU6_INPL      =  0x00;        // load CCU6 capture/compare interrupt node 
  CCU6_INPH      =  0x00;        // load CCU6 capture/compare interrupt node 

// T12 interrupts enable
  CCU6_IENL      =  0x80;        // load CCU6 capture/compare interrupt 
// T13 & others interrupts enable
  CCU6_IENH      =  0x02;        // load CCU6 capture/compare interrupt 
                                 // enable register high

  SFR_PAGE(_cc3, SST2);          // switch to page 3
// Compare Passive State Select  
  CCU6_CMPSTATH  =  0x20;        // load CCU6 compare status register high

// input capture and trap input
  CCU6_PISEL0L   =  0x00;        // load CCU6 Port Input Select Register 0 Low
// input CCPOS and T12HR
  CCU6_PISEL0H   =  0x00;        // load CCU6 Port Input Select Register 0 
// input T13HR
  CCU6_PISEL2    =  0x00;        // load CCU6 Port Input Select Register 2
///  SFR_PAGE(_cc3, SST2);          // switch to page 3

  ///  Pin P3.4, P3.5, P3.7  
  PORT_PAGE      =  0x02;        // switch to page 2
  P3_ALTSEL0      |= 0x10;               //  set AltSel0 
  P3_ALTSEL1      &= ~(ubyte) 0x10;      //  set AltSel1
  P3_ALTSEL0      |= 0x20;               //  set AltSel0 
  P3_ALTSEL1      &= ~(ubyte) 0x20;      //  set AltSel1
  P3_ALTSEL0      |= 0x80;               //  set AltSel0 
  P3_ALTSEL1      &= ~(ubyte) 0x80;      //  set AltSel1
  PORT_PAGE      =  0x00;        // switch to page 0
  P3_DIR          |= 0x10;      //  set P3.4 OutPut
  P3_DIR          |= 0x20;      //  set P3.5 OutPut
  P3_DIR          |= 0x80;      //  set P3.7 OutPut


 SFR_PAGE(_cc0, noSST);          // switch to cc6 page 0 as working page
///  SFR_PAGE(_cc0, SST2);          // switch to page 0
// T12 shadow transfer & run control
    CCU6_TCTR4L      =  0x42;   //  enable Timer T12 shadow transfer
// T13 shadow transfer & run control
    CCU6_TCTR4H      =  0x42;   //  T13 run & enable Timer T13 shadow transfer

// node interrupt enable
  IEN1          |=  0x10;        // load interrupt enable register 2

  // USER CODE END

} //  End of function CC6_vInit


//****************************************************************************
// @Function      void CC6_viNodeI0(void) 
//
//----------------------------------------------------------------------------
// @Description   This is the interrupt service routine for the CC6 node I0. 
//                If the content of the corresponding compare timer 
//                (configurable) equals the content of the capture/compare 
//                register or if a capture event occurs at the associated 
//                port pin, the interrupt request flag is set and an 
//                interrupt is triggered (only if enabled).
//                Please note that you have to add application specific code 
//                to this function.
//
//----------------------------------------------------------------------------
// @Returnvalue   None
//
//----------------------------------------------------------------------------
// @Parameters    None
//
//----------------------------------------------------------------------------
// @Date          09.02.2005
//
//****************************************************************************

// USER CODE BEGIN (NodeI0,1)

// USER CODE END

void CC6_viNodeI0(void) interrupt CCU6_NodeI0_INT
{

  // USER CODE BEGIN (NodeI0,2)
  static ubyte T13count;
  static uword T12CC2, T13CC3;
  // USER CODE END

  SFR_PAGE(_cc3, SST2);          // switch to page 3

  if(CCU6_ISL & 0x80)   //if ISL_T12PM
  {
    //timer T12 period match detection

    SFR_PAGE(_cc0, SST3);        // switch to page 0

    CCU6_ISRL = 0x80;  //clear flag ISL_T12PM

	T12CC2 += 0x0100;	
    SFR_PAGE(_cc0, noSST);        // restore the old CCU page
    CCU6_CC62SRH    = (ubyte) (T12CC2 >> 8);        //  Load Channel Shadow Register CC63
    CCU6_CC62SRL    = (ubyte) (T12CC2 & 0x00FF);    //  Load Channel Shadow Register CC63
    CCU6_TCTR4L      |=  0x40;   				   //  enable Timer T13 shadow transfer

    // USER CODE BEGIN (NodeI0,12)
  	P3_DATA ^= 0x40; 
    // USER CODE END
  }

  SFR_PAGE(_cc3, SST2);          // switch to page 3

  if(CCU6_ISH & 0x02)   //if ISH_T13PM
  {
    //timer T13 period match detection

    SFR_PAGE(_cc0, SST3);        // switch to page 0

    CCU6_ISRH = 0x02;  //clear flag ISH_T13PM


    // USER CODE BEGIN (NodeI0,12)
	T13CC3 += 0x0100;	
    SFR_PAGE(_cc0, noSST);        // restore the old CCU page
    CCU6_CC63SRH    = (ubyte) (T13CC3 >> 8);        //  Load Channel Shadow Register CC63
    CCU6_CC63SRL    = (ubyte) (T13CC3 & 0x00FF);    //  Load Channel Shadow Register CC63
    CCU6_TCTR4H      |=  0x40;   				   //  enable Timer T13 shadow transfer

	if (T13count++ > 0x10) {
		T13count = 0;
		P3_DATA ^= 0x08;
	}