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来自「基于msp430和1286的红外控制的万年历」· 代码 · 共 24 行

#ifndef __LIGHT_H__
#define  __LIGHT_H__
#define light_1 0x04
#define light_2 0x08
#define light_3 0x10
#define light_4 0x20
#define light_1_out P1DIR|=light_1; 
#define light_2_out P1DIR|=light_2; 
#define light_3_out  P1DIR|=light_3; 
#define light_4_out  P1DIR|=light_4;
#define light_1_change P1OUT^=light_1;
#define light_2_change P1OUT^=light_2;
#define light_3_change P1OUT^=light_3;
#define light_4_change P1OUT^=light_4;
void light_init()
{
  light_1_out;
  light_2_out;
  light_3_out;
  light_4_out;
  P1OUT&=~(light_1+light_2+light_3+light_4);
}

#endif