main.c

来自「用于ARM测试的LED点灯程序」· C语言 代码 · 共 16 行

unsigned int Seg[] = {0x24,0xaf,0xe0,0xa2,0x2b,0x32,0x30,0xa7,0x20,0x22};
int C_ENTRY(void)
{
	unsigned long i,j;
	char H,L;
	while(1){	
		for(i=0;i<100;i++){	      
			H = Seg[i/10];
			L = Seg[i-i/10*10];
			*(int*)0x8000000 = (H<<8)+L;
			for(j=0;j<800000;j++);
		}
	}

	return 0;
}