40 lines
452 B
C
40 lines
452 B
C
#include <reg52.h>
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#include <intrins.h>
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#include "inc.h"
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static void shortdelay()
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{
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int i;
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for(i = 10; i > 0; i--);
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}
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static void longdelay()
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{
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int i;
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for(i = 100; i > 0; i--);
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}
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int main()
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{
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//P1 ÅÜÂíµÆ
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//P0 ѡλ µÍµçƽÁÁ
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//P2 Âë µÍµçƽÁÁ
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unsigned char var1 = 0xfe;
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while(1)
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{ P0=0x00;
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var1 = _crol_(var1, 1);
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P1 = var1;
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P2= var1;
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// longdelay();
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// P2=0XFF;
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delay(2000);
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// P2 = 0x00;
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}
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}
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