基于MSP430跑马灯程序

#include void Delay(unsigned int time) while(time-) _NOP(); unsigned int FLASH_led= /跑马灯花样 0x0001,0x8000,0x0003,0xc000,0x0007,0xe000, 0x000f,0xf000,0x001f,0xf800,0x003f,0xfc00, 0x007f,0xfe00,0x00ff,0xff00,0x01ff,0xff80, 0x03ff,0xffc0,0x07ff,0xffe0,0x0fff,0xfff0, 0x1fff,0xfff8,0x3fff,0xfffc,0x7fff,0xfffe, 0xffff,0xffff,0x0005,0xa000,0x0015,0xa800, 0x0055,0xaa00,0x0155,0xaa80,0x0555,0xaaa0, 0x1555,0xaaa8,0x5555,0xaaaa;unsigned int Time_led= /跑马灯速度 0x0fff,0x1fff,0x2fff,0x3fff,0x4fff,0x5fff, 0x6fff,0x7fff,0x8fff,0x9fff,0xafff,0xbfff, 0xcfff,0xdfff,0xefff,0xffff;int main(void) unsigned char i; unsigned char count; /跑马灯花样计数 unsigned char count_time=0; /跑马灯时间循环计数 unsigned char speed_up=0; /加速标志位 unsigned int temp; WDTCTL = WDTPW + WDTHOLD; /关开门狗 P3DIR |= BIT2; /使能跑马灯的电源信号 P3OUT &= BIT2; P8SEL = 0X00; /配置P8.6，P8.7 PADIR = 0xffff; PAOUT = 0x0000; /点亮全部LED，用于测试 for(i=0;i10;i+) Delay(0xffff); while(1) for(count=0;count46;count+) temp=FLASH_ledcount; if(count%2=0) /正向旋转 for(i=0;i16;i+) PAOUT = 0xffff-temp; temp = temp 1; Delay(Time_ledcount_time); else /反向旋转 for(i=0;i 1; Delay(Time_ledcount_time); for(count=0;count50;count+) /间隔旋转 if(count%2=0) PAOUT = 0x5555; else PAOUT = 0xaaaa; Delay(Time_ledcount_time); if(speed_up=0) count_time+; if(count_time=16) /计数到16则为一个