SWITCH INTERFACING WITH 8051

• MICROCONTROLLER - AT89S52 
• COMPILER - MIKROC
• SIMULATION - PROTEUS 8.1
• CRYSTAL - 4MHz

DOWNLOAD SIMULATION FILES

CIRCUIT

PROGRAM

/*

MICROCONTROLLER -AT89S51/52

COMPILER ---MIKROC

BY---EMERGING TECHNOLOGIES --WWW.EMERGINGTECHS.ORG

*/

void main()

 {

P2.f1=1;  //pull up

while(1)

{

if( P2.f1==0)

{

P2.f0=0;

}

else

{

 P2.f0=1;

}

}

}