devicesetup.c

来自「基于Msp430的串口通信程序」· C语言 代码 · 共 81 行

/*****************************************************************************
* IAR visualSTATE Device Setup File. This device setup file is made specific 
* for the Texas Instruments MSP-FET430X110
*****************************************************************************/

/* *** include directives *** */


#include "device.h"
#include "deviceSetup.h"
/* *** macros *** */



/* *** variable definitions *** */


/* *** function definitions *** */




/* Device initialization routines */

void port_init(void) 
{
  /*
  P1DIR = 0xff;
  P1OUT = (BIT4 + BIT5 + BIT6);
  
  P2DIR  = BIT1 + BIT6 + BIT7;
  P2OUT &= ~(BIT1 + BIT6 + BIT7);
  
  P2DIR |= BIT3;
  P2OUT |= BIT3;
  
  P3DIR = 0xff;
  P3OUT = 0x00;
  
  P4DIR = 0xff;
  P4OUT = 0x00;
  
  P5DIR = 0xff;
  P5OUT = 0x00;
  
  P6DIR = BIT5;
  P6OUT &= ~BIT5;
  */
}

void set_system_clk(void)
{
  volatile unsigned int i;
  BCSCTL1 &= ~XT2OFF;
  do
  {
    IFG1 &= ~OFIFG;                           // Clear OSCFault flag
    //clear_WDG;
    for (i = 0xFF; i > 0; i--);               // Time for flag to set
  }
  while ((IFG1 & OFIFG));                   // OSCFault flag still set?

  BCSCTL2 |= SELM1+SELS;                // MCLK = SMCLK = XT2 (safe)
}

void TIMER_init(void) 
{
  
}

void InitDevice(void) 
{
  //WDTCTL = WDTPW + WDTHOLD;             // Disable the Watchdog
  set_system_clk();
  port_init();
  TIMER_init();
  _EINT();
}