msp430流水灯程序(共2页).doc

精选优质文档-倾情为你奉上#include #define uint unsigned int#define uchar unsigned char void ys(uint z) while(z-);void main() /按字节操作 WDTCTL=WDTPW+WDTHOLD; P1DIR |=BIT0; /输出模式 P1DIR |=BIT0; P1DIR |=BIT1; P1DIR |=BIT2; P1DIR |=BIT3; P1DIR |=BIT4; P1DIR |=BIT5; P1DIR |=BIT6; P1DIR |=BIT7; while(1) P1OUT =0xfe; ys(30000); P1OUT