board.c File Reference

Detailed Description

Board initialization file.

Author

andreika prome.nosp@m.theu.nosp@m.s.pcb.nosp@m.@gma.nosp@m.il.co.nosp@m.m

Definition in file board.c.

Functions
void	delay (void)
void	__blink (int n)
void	disableWatchdog (void)
void	__early_init (void)
void	__late_init (void)
void	boardInit (void)
	Board-specific initialization code.

Function Documentation

__blink()

void __blink

(

int

n

)

Definition at line 23 of file board.c.

                    {
#if 1
    PCC->CLKCFG[PCC_PORTD_INDEX] |= PCC_CLKCFG_CGC_MASK; // enable clock on PORT D
    PORTD->PCR[7U] = (PORTD->PCR[7U] & ~PORT_PCR_MUX_MASK) | PORT_PCR_MUX(1/*kPORT_MuxAsGpio*/);
    GPIOD->PSOR = 1U << 7U;
    GPIOD->PDDR |= (1U << 7U);
    int k;
    for (k = 0; k < 1; k++) {
        GPIOD->PCOR = 1U << 7U;
        for (int i = 0; i < 2*n; i++)
        {
            GPIOD->PTOR = (1U << 7U);
            delay();
        }
        GPIOD->PSOR = 1U << 7U;
 
        for (int kk = 0; kk < 8; kk++) {
            delay();
        }
    }
/*
    for (k = 0; k < 10; k++) {
        delay();
    }
*/
#endif
}

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__early_init()

void __early_init

(

void

)

Definition at line 57 of file board.c.

                        {
    ke1xf_init();
}

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__late_init()

void __late_init

(

void

)

Definition at line 61 of file board.c.

                       {
    // we need static variables to be already initialized
    // to configure the clock properly and save its state
    ke1xf_clock_init(KINETIS_DEFAULT_CLK);
}

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boardInit()

void boardInit

(

void

)

Board-specific initialization code.

Definition at line 67 of file board.c.

                     {
}

delay()

void delay

(

void

)

Definition at line 13 of file board.c.

{
    volatile uint32_t i = 0;
    for (i = 0; i < 800000; ++i)
    {
        __asm("NOP"); /* delay */
    }
}

disableWatchdog()

void disableWatchdog

(

void

)

Definition at line 51 of file board.c.

                           {
  WDOG->CNT = WDOG_UPDATE_KEY;
  WDOG->TOVAL = 0xFFFF;
  WDOG->CS = (uint32_t) ((WDOG->CS) & ~WDOG_CS_EN_MASK) | WDOG_CS_UPDATE_MASK;
}

Go to the source code of this file.