test44x_fll02.c

来自「AQ430 C Code,支持LSD-TEST430F44X」· C语言 代码 · 共 14 行

#include "msp430x44x.h"

void main(void)
{
  WDTCTL = WDTPW + WDTHOLD;       // stop watchdog timer
  SCFI0 |= FN_4;                  // x2 DCO frequency, 8MHz nominal DCO  
  SCFQCTL = 121;                  // (121+1) x 32768 x 2 = 7.99 Mhz
  FLL_CTL0 = DCOPLUS + XCAP18PF;  // DCO+ set so freq = xtal x D x N+1
  P1DIR = 0x22;                   // P1.1 & P1.5 to output direction
  P1SEL = 0x22;                   // P1.1 & P1.5 to output MCLK & ACLK
  
  while(1);                       // loop in place
}