我用12C508A的PG0驱动LED闪动发光,<br />但没有输出,为什么呢????<br />下面是我的程序::<br />#include <pic.h><br />#define uchar unsigned char <br />#define uint unsigned int <br /><br /> <br />void delay_us(uchar time)<br /> { <br /> do<br /> {<br /> time--;<br /> CLRWDT();<br /> } <br /> while (time>1);<br /> }<br /><br />void delay_ms(uchar time)<br /> { <br /> do<br /> {<br /> delay_us(250);<br /> time--;<br /> } <br /> while (time>1);<br /> }<br /><br />void main(void)<br />{ uchar i;<br /> TRIS=0x00;<br /> GPIO=0x00;<br /> while(1) <br /> {<br /> CLRWDT();<br /> for (i=0;i<6;i++)<br /> {<br /> GPIO=0x01;<br /> delay_ms(200);<br /> GPIO=0x00;<br /> delay_ms(100); <br /> }<br /> delay_ms(200);<br /> delay_ms(200);<br /> delay_ms(200);<br /> }<br />}<br /><br /> |
|