标题:
跑马灯一次亮3灯来回
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作者:
小胖x、号
时间:
2017-1-2 16:33
标题:
跑马灯一次亮3灯来回
跑马灯一次亮3灯来回
求代码
@97}GTCL67[A}USN07]{WWY.png
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2017-1-2 16:33 上传
作者:
小胖x、号
时间:
2017-1-2 16:52
//跑马灯
void pmd(unsigned int s)
{
unsigned char i;
P0 = 0xFF;
P1 = ~((0x01 << 5));
P2 = 0xFF;
for(i = 2 ; i < 4 ; i++)
{
P1 = ~(0x01 << (5 - i)) + (0x01 << 5);
delay(s);
}
P1 = ~((0x01 << 5));
for(i = 0 ; i < 8 ; i++)
{
P2 = ~(0x01 << (7 - i));
delay(s);
}
P2 = 0xFF;
for(i = 0 ; i < 8 ; i++)
{
P0 = ~(0x01 << ( 7- i));
delay(s);
}
P0 = 0xFF;
for(i = 0 ; i < 2 ; i++)
{
P1 = ~((0x01 << (1 - i)) + (0x01 << 5));
delay(s);
} }
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