关于430入门的程序

430的好程序#include<msp430x44x.h> void main(void) { WDTCTL=WDTPW+WDTHOLD; //FLL_CTL0 |= DCOPLUS + XCAP18PF; //SCFI0 |= FN_4; //SCFQCTL = 121; //SCFQCTL = 121; P5DIR|=BIT1; for(;;) { unsigned int i; P5OUT^=BIT1; i=50000; do(i--); while(i!=0); } }