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  1. #include <reg52.h>
  2. sfr CKCON = 0x8F;
  3. void delay (unsigned long);
  4.  
  5. void main ()
  6. {
  7.  unsigned int j;
  8.  CKCON = 0x01; //กำหนดเวลา
  9.  P2 = 0x00;  //เริ่มที่พอต
  10.  while (1)
  11.  {
  12. 	P2 = 0x02;
  13. 	delay(50000);
  14. 	P2 = 0x04;
  15. 	delay(50000);
  16. 	P2 = 0x08 ;
  17. 	delay(50000);
  18. 	P2 = 0x10 ;
  19. 	delay (50000);
  20. 	P2 = 0x20 ;
  21. 	delay(50000);
  22. 	P2 = 0x40 ;
  23. 	delay(50000);
  24. 	P2 = 0x80 ;
  25. 	delay(50000);
  26.  }
  27. }
  28.  
  29. void delay(unsigned long i )
  30. {
  31. while (i > 0){i--;}
  32. return;
  33.  
  34. }
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#include <reg52.h>
sfr CKCON = 0x8F;
void delay (unsigned long);

void main ()
{
 unsigned int j;
 CKCON = 0x01; //กำหนดเวลา
 P2 = 0x00;  //เริ่มที่พอต
 while (1)
 {
	P2 = 0x02;
	delay(50000);
	P2 = 0x04;
	delay(50000);
	P2 = 0x08 ;
	delay(50000);
	P2 = 0x10 ;
	delay (50000);
	P2 = 0x20 ;
	delay(50000);
	P2 = 0x40 ;
	delay(50000);
	P2 = 0x80 ;
	delay(50000);
 }
}

void delay(unsigned long i )
{
while (i > 0){i--;}
return;

}
https://ideone.com/m4N4Sl
language:
PHP (php 7.3.5)
created:
20 hours ago
visibility:
public

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