C++ InitSysCtrl函数代码示例

void init(void) {
	InitSysCtrl();

	EALLOW;
	//TODO Add code to configure GPADIR through IPC
	GPIO_WritePin(31, 1);
	GPIO_WritePin(34, 1);
	InitSysCtrl();
// Step 3. Clear all interrupts and initialize PIE vector table:
// Disable CPU interrupts
	DINT;

// Initialize the PIE control registers to their default state.
// The default state is all PIE interrupts disabled and flags
// are cleared.
// This function is found in the F2837xD_PieCtrl.c file.
	InitPieCtrl();

// Disable CPU interrupts and clear all CPU interrupt flags:
	IER = 0x0000;
	IFR = 0x0000;

// Initialize the PIE vector table with pointers to the shell Interrupt
// Service Routines (ISR).
// This will populate the entire table, even if the interrupt
// is not used in this example.  This is useful for debug purposes.
// The shell ISR routines are found in F2837xD_DefaultIsr.c.
// This function is found in F2837xD_PieVect.c.
	InitPieVectTable();

// Enable global Interrupts and higher priority real-time debug events:
	EINT;  // Enable Global interrupt INTM
	ERTM;  // Enable Global realtime interrupt DBGM

}

void main(void)
{ 

	InitSysCtrl();
	InitXintf();
	InitXintf16Gpio();
	ADInit();
	DINT;
	InitPieCtrl();
	IER = 0x0000;
	IFR = 0x0000;
	InitPieVectTable();
   EALLOW;  // This is needed to write to EALLOW protected registers
   PieVectTable.TINT0 = &ISRTimer0;
   EDIS;    // This is needed to disable write to EALLOW protected registers
   InitCpuTimers();   // For this example, only initialize the Cpu Timers
   ConfigCpuTimer(&CpuTimer0, 100, 987); //在定时器内进行采样,采样率1.5KHz
	
    IER |= M_INT1;
    PieCtrlRegs.PIECTRL.bit.ENPIE = 1;
    PieCtrlRegs.PIEIER1.bit.INTx7 = 1; 
	EINT; 
	ERTM;  
/*EALLOW;
GpioCtrlRegs.GPAMUX1.bit.GPIO0 = 0; // GPIO0 = GPIO0
GpioCtrlRegs.GPADIR.bit.GPIO0 = 1; 
EDIS;
GpioDataRegs.GPADAT.bit.GPIO0 = 0;*/
	SET_ADRST;  
	DELAY_US(100000);
	CLEAR_ADRST; 
	StartCpuTimer0();
	while(1);

}

void main(void)
{
//
// Step 1. Initialize System Control:
// PLL, WatchDog, enable Peripheral Clocks
// This example function is found in the F2837xS_SysCtrl.c file.
//
    InitSysCtrl();

//
// Step 2. Initialize GPIO:
// This example function is found in the F2837xS_Gpio.c file and
// illustrates how to set the GPIO to it's default state.
//
    InitGpio();

//
// Step 3. Clear all interrupts and initialize PIE vector table:
// Disable CPU interrupts
//
    DINT;

//
// Initialize the PIE control registers to their default state.
// The default state is all PIE interrupts disabled and flags
// are cleared.
// This function is found in the F2837xS_PieCtrl.c file.
//
    InitPieCtrl();

//
// Disable CPU interrupts and clear all CPU interrupt flags:
//
    IER = 0x0000;
    IFR = 0x0000;

//
// Initialize the PIE vector table with pointers to the shell Interrupt
// Service Routines (ISR).
// This will populate the entire table, even if the interrupt
// is not used in this example.  This is useful for debug purposes.
// The shell ISR routines are found in F2837xS_DefaultIsr.c.
// This function is found in F2837xS_PieVect.c.
//
    InitPieVectTable();

//
// Step 4. Call function to issue the SCC reset. If the SCC reset has
// already occurred, the program will stop here.
//
    if(CpuSysRegs.RESC.bit.SCCRESETn != 1)
    {
        IssueSCCReset(CPUTIMER0);
    }
    else
    {
        ESTOP0;
        for(;;);
    }
}

void cpuInit(void){
	InitSysCtrl();

	/* Disable CPU interrupts */
	DINT;

	/* Initialize the PIE control registers to their default state.
	* The default state is all PIE interrupts disabled and flags
	* are cleared.
	* This function is found in the DSP2833x_PieCtrl.c file. */
	InitPieCtrl();

	/* Disable CPU interrupts and clear all CPU interrupt flags: */
	IER = 0x0000;
	IFR = 0x0000;

	/* Initialize the PIE vector table with pointers to the shell Interrupt Service Routines (ISR). */
	InitPieVectTable();

	/* Timer interrupt mapping */
	EALLOW;  /* This is needed to write to EALLOW protected registers */
	PieVectTable.TINT0 = &cpu_timer0_isr;
	EDIS;    /* This is needed to disable write to EALLOW protected registers */

	InitCpuTimers();

	/* Write the LPM code value */
	EALLOW;
	if (SysCtrlRegs.PLLSTS.bit.MCLKSTS != 1){ 	/* Only enter Idle mode when PLL is not in limp mode. */
		SysCtrlRegs.LPMCR0.bit.LPM = 0x0000;  	/* LPM mode = Idle - can be woken by timer interrupt */
	}

	/* Enable interrupts */
	EDIS;
}

void main(void)
{
	
//--- CPU Initialization
    InitSysCtrl();                      // Initialize the CPU
    DINT;
    InitPieCtrl();                      // Initialize and enable the PIE
    IER = 0x0000;
    IFR = 0x0000;
    InitPieVectTable();
    EINT;                               // Enable Global interrupt INTM
    ERTM;                               // Enable Global realtime interrupt DBGM

// median() test
	memcpy_fast(x, y, N<<1);					// Start with same data
	z = 0.0;
	asm(" NOP");
	z = median_SP_RV(x, N);
	asm(" NOP");

// median_noreorder() test
	memcpy_fast(x, y, N<<1);					// Start with same data
	z = 0.0;
	asm(" NOP");
	z = median_noreorder_SP_RV(x, N);
	asm(" NOP");

//--- Main Loop
	while(1)							// Dummy loop.  Wait for an interrupt.
	{
		asm(" NOP");
	}

} // end of main()

void main(void)
{
	Uint16 i = 0x55;
	
	// Step 1. Initialize System Control:
   	InitSysCtrl();
   	
   	/*// Step 2. Copy programs from Flash to RAM for accurate timing
   	//!! in this mode, use F28335.cmd instead of F28335_RAM_lnk.cmd
   	memcpy(&RamfuncsRunStart,&RamfuncsLoadStart,&RamfuncsLoadEnd - &RamfuncsLoadStart);*/

	// Step 3. Clear all interrupts and initialize PIE vector table:
	// Disable CPU interrupts
   	DINT;

	// Step 4. Initial XZONE   
   	InitXintf();

	// Step 5. IDLE loop. Just sit and loop forever (optional):
   	for(;;)
   	{
		DELAY_US(DELAY);
		LED = i;
		i = ~i;
  	 }
}

void main(void)
{
//--- CPU Initialization
    InitSysCtrl();                      // Initialize the CPU
    DINT;
    InitPieCtrl();                      // Initialize and enable the PIE
    IER = 0x0000;
    IFR = 0x0000;
    InitPieVectTable();
    EINT;                               // Enable Global interrupt INTM
    ERTM;                               // Enable Global realtime interrupt DBGM

// Complex multiply test
	x.dat[0]=2.0;						// x_re
	x.dat[1]=3.0;						// x_im
	w.dat[0]=4.0;						// w_re
	w.dat[1]=5.0;						// w_im
	y.dat[0]=0;
	y.dat[1]=0;
// Result is y = -7 + j*22

    asm(" NOP");
	y = mpy_SP_CSxCS(w,x);				// complex multiply
	asm(" NOP");

//--- Main Loop
	while(1)							// Dummy loop.  Wait for an interrupt.
	{
		asm(" NOP");
	}

} // end of main()

void main(void)
{
	//------- INTERNAL INIT------------//
    InitSysCtrl();
    DINT; //Disable CPU interrupts
    InitPieCtrl();
    IER = 0x0000; //Disable CPU interrupts and clear all CPU interrupt flags:
    IFR = 0x0000;
    InitPieVectTable();
    //------- END INTERNAL INIT--------//

	InitPWM3();
	InitDACA();
	InitDACC();
	InitADC();

    //PLL 1PHASE//
    SPLL_1ph_F_init(50,((float)(1.0/200000.0F)), &spll1);
    SPLL_1ph_F_notch_coeff_update(((float)(1.0/50000.0F)), (float)(2*PI*50*2),(float)0.00001,(float)0.1, &spll1);

    while(1)
    {

    }
}

void StartUp()
{
	memcpy(&RamfuncsRunStart, &RamfuncsLoadStart,  (unsigned long)&RamfuncsLoadSize);

	InitSysCtrl();

	InitGpio();
	DINT;

	InitPieCtrl();

	// Disable CPU interrupts and clear all CPU interrupt flags:
	IER = 0x0000;
	IFR = 0x0000;

	// Initialize the PIE vector table with pointers to the shell Interrupt
	// Service Routines (ISR).
	// This will populate the entire table, even if the interrupt
	// is not used in this example.  This is useful for debug purposes.
	// The shell ISR routines are found in DSP2803x_DefaultIsr.c.
	// This function is found in DSP2803x_PieVect.c.
	InitPieVectTable();

	//Initialize Flash
	//InitFlash();

	EINT;   // Enable Global interrupt INTM
	ERTM;   // Enable Global realtime interrupt DBGM

	EALLOW;
		Flash_CPUScaleFactor = SCALE_FACTOR;
		Flash_CallbackPtr = 0;
	EDIS;
}

void InitHW(void)
{
	/* Step 1. Initialize System Control:                            */
	/* PLL, WatchDog, enable Peripheral Clocks                       */
	InitSysCtrl();
	// Step 2. Clear all interrupts and initialize PIE vector table:
	// Disable CPU interrupts
	DINT;
	// Initialize the PIE control registers to their default state.
	// The default state is all PIE interrupts disabled and flags
	// are cleared.
	// This function is found in the DSP2833x_PieCtrl.c file.
	InitPieCtrl();
	// Disable CPU interrupts and clear all CPU interrupt flags:
	IER = 0x0000;
	IFR = 0x0000;
	// Initialize the PIE vector table with pointers to the shell Interrupt
	// Service Routines (ISR).
	// This will populate the entire table, even if the interrupt
	// is not used in this example.  This is useful for debug purposes.
	// The shell ISR routines are found in DSP2833x_DefaultIsr.c.
	// This function is found in DSP2833x_PieVect.c.
	InitPieVectTable();
	// Interrupts that are used in this example are re-mapped to
	// ISR functions found within this file.
     EALLOW;  // This is needed to write to EALLOW protected registers
//   PieVectTable.TINT0 = &cpu_timer0_isr;
//   PieVectTable.XINT13 = &cpu_timer1_isr;
	 PieVectTable.TINT2 = &os_time_tick;
     EDIS;    // This is needed to disable write to EALLOW protected registers
     // Step 3. Initialize the Device Peripheral. This function can be
	 //         found in DSP2833x_CpuTimers.c
    
}

void CAN_init(){
	struct ECAN_REGS ECanaShadow;
	//CAN_INFO_ARRAY[ID].upon_sent_isr = send_isr;
	//CAN_INFO_ARRAY[ID].upon_receive_isr = receive_isr;
	// Step 1. Initialize System Control:
	// PLL, WatchDog, enable Peripheral Clocks
	// This function is found in the F2806x_SysCtrl.c file.
	// Should be commented out in regular usage. For normal usage initializing the system should be done elsewhere not in the CAN code.
	// For testing purposes this is uncommented to initialize the system.
	   InitSysCtrl();

	// Step 2. Initalize GPIO:
	// Configure CAN pins using GPIO regs here
	// This function is found in F2806x_ECan.c
	   InitECanGpio();

	// Step 3. Clear all interrupts and initialize PIE vector table:
	// Disable CPU interrupts
	   DINT;

	// Disable CPU interrupts and clear all CPU interrupt flags:
	   IER = 0x0000;
	   IFR = 0x0000;

	   EALLOW;
	   //Direct ECANA0 interrupts to the proper isr
	   PieVectTable.ECAN0INTA = &ecan_isr;
	   EDIS;

	// Enable the PIE Vector Table
	   PieCtrlRegs.PIECTRL.bit.ENPIE = 1;

   // Step 4. Initialize CAN module
	   InitECana();

	   EALLOW;
	   //Allow all mailboxes to send interrupts
	   ECanaRegs.CANMIM.all = 0xFFFFFFFF;
	   //Disable all other system interrupts (not recommended)
	   //Only enable level 0 interrupts
	   //BY DEFAULT using level 0 CAN interrupts
	   ECanaRegs.CANGIM.all = 0x00000001;
	   // EALLOW;
	    ECanaShadow.CANMC.all = ECanaRegs.CANMC.all;
	    ECanaShadow.CANMC.bit.STM = 1;    // Configure CAN for self-test mode
	    ECanaRegs.CANMC.all = ECanaShadow.CANMC.all;
	    //EDIS;
	   EDIS;

	   //CAN interrupts are part of IER 9
	    IER |= M_INT9;

	    //Enable ECAN interrupt 0 in PIE
	    PieCtrlRegs.PIEIER9.bit.INTx5 = 1;

	    // Enable global Interrupts and higher priority real-time debug events:
	    EINT;   // Enable Global interrupt INTM
	    ERTM;   // Enable Global realtime interrupt DBGM
}

void CPUinit(){
	InitSysCtrl();
	EALLOW;
	SysCtrlRegs.PLLSTS.bit.DIVSEL = 0;
	SysCtrlRegs.PLLCR.bit.DIV = 0xA;
	SysCtrlRegs.PLLSTS.bit.DIVSEL = 2;

}

void main()
{
    unsigned long i;

    InitSysCtrl();
    DINT;
    InitPieCtrl();
    IER = 0x0000;
    IFR = 0x0000;
    InitPieVectTable();
    EINT;   // Enable Global interrupt INTM
    ERTM;   // Enable Global realtime interrupt DBGM

    /* Signal Generator module initialisation   */
    sgen.offset=0;
    sgen.gain=0x7fff;        /* gain=1 in Q15                              */
    sgen.freq=5369;          /* freq = (Required Freq/Max Freq)*2^15       */
    /*      = (50/305.17)*2^15 = 5369             */
    sgen.step_max=1000;      /* Max Freq= (step_max * sampling freq)/65536 */
    /* Max Freq = (1000*20k)/65536 = 305.17       */
    sgen.phase=0x4000;       /* Phase= (required Phase)/180 in Q15 format  */
    /*      =  (+90/180) in Q15 = 4000h           */

    for(i=0; i<SIGNAL_LENGTH; i++)
    {
        ipcb1[i]=0;
        ipcb2[i]=0;
        ipcb3[i]=0;
        ipcb4[i]=0;
        ipcb5[i]=0;
        ipcb6[i]=0;
    }

    /*---------------------------------------------------------------------------
        Nothing running in the background at present
    ----------------------------------------------------------------------------*/


    for(i=0; i<SIGNAL_LENGTH; i++)
    {
        sgen.calc(&sgen);
        x11=sgen.out11;
        x12=sgen.out12;
        x13=sgen.out13;
        x21=sgen.out21;
        x22=sgen.out22;
        x23=sgen.out23;
        ipcb1[i]=x11;
        ipcb2[i]=x12;
        ipcb3[i]=x13;
        ipcb4[i]=x21;
        ipcb5[i]=x22;
        ipcb6[i]=x23;
    }

    for(;;);

} /* End: main() */

void main(void)
{
//--- CPU Initialization
	InitSysCtrl();						// Initialize the CPU (FILE: SysCtrl.c)
	InitGpio();							// Initialize the shared GPIO pins (FILE: Gpio.c)
	InitPieCtrl();						// Initialize and enable the PIE (FILE: PieCtrl.c)
	InitWatchdog();						// Initialize the Watchdog Timer (FILE: WatchDog.c)

//--- Peripheral Initialization
	InitAdc();							// Initialize the ADC (FILE: Adc.c)
	InitEPwm();							// Initialize the EPwm (FILE: EPwm.c) 

	int d;
	for (d = 0; d < SIN_DEFINITION; d++) {
		sinValues[d] = (int)(fabs(sin(d * 180.f / SIN_DEFINITION * 2 * PI / 360)) * SIN_AMPLITUDE) + LOWER_HYSTERESIS_BAND;
	}


// Variable Initialization
	asm (" ESTOP0");							// Emulator Halt instruction
	int i = 0;

//--- Enable global interrupts
		// Enable global interrupts and realtime debug
	asm("DBGM");

	asm(" CLRC INTM");

	 //--- Main Loop
	 	while(D)							// endless loop - wait for an interrupt
	 	{
	 		i ++;
	 		if (i == 600) {
	 			EPwm1Regs.AQSFRC.bit.ACTSFA = 1; //  What to do when One-Time Software Forced Event is invoked
	 						//	00 Does nothing (action disabled)
	 						//	01 Clear (low)
	 						//	10 Set (high)
	 						//	11 Toggle
	 			EPwm1Regs.AQSFRC.bit.OTSFA = 1; // Invoke One-Time Software Forced Event on Output A

	 			EPwm1Regs.AQSFRC.bit.ACTSFB = 2; //  What to do when One-Time Software Forced Event is invoked
	 						//	00 Does nothing (action disabled)
	 						//	01 Clear (low)
	 						//	10 Set (high)
	 						//	11 Toggle
	 			EPwm1Regs.AQSFRC.bit.OTSFB = 1; // Invoke One-Time Software Forced Event on Output A
	 			i = 0;
	 		}
	 	}

	 //--- Main Loop
	 	while(1)							// endless loop - wait for an interrupt
	 	{
	 		asm(" NOP");
	 	}

} //end of main()

//
// Main
//
void main(void)
{
//
// Step 1. Initialize System Control:
// PLL, WatchDog, enable Peripheral Clocks
// This example function is found in the F2837xS_SysCtrl.c file.
//
    InitSysCtrl();

//
// Step 2. Clear all interrupts and initialize PIE vector table:
// Disable CPU interrupts
//
    DINT;

//
// Initialize the PIE control registers to their default state.
// The default state is all PIE interrupts disabled and flags
// are cleared.
// This function is found in the F2837xS_PieCtrl.c file.
//
    InitPieCtrl();

//
// Disable CPU interrupts and clear all CPU interrupt flags:
//
    IER = 0x0000;
    IFR = 0x0000;

//
// Initialize the PIE vector table with pointers to the shell Interrupt
// Service Routines (ISR).
// This will populate the entire table, even if the interrupt
// is not used in this example.  This is useful for debug purposes.
// The shell ISR routines are found in F2837xS_DefaultIsr.c.
// This function is found in F2837xS_PieVect.c.
//
    InitPieVectTable();

//
// Step 3. Configure the CLA memory spaces first followed by
// the CLA task vectors
//
    CLA_configClaMemory();
    CLA_initCpu1Cla1();

//
// Step 4. Enable global Interrupts and higher priority real-time debug events:
//
    EINT;  // Enable Global interrupt INTM
    ERTM;  // Enable Global realtime interrupt DBGM

//
// Step 5. Run the test
//
    CLA_runTest();
}