/*       ATTiny13a      A/Comparater     BY M.K 2013/7/24
         Config         L= 0x6A       H= 0xFB
         Last 7/25      90 Bytes         mikroC PRO v.5.0
*/

void main() 
{
    DDRB = ~0b00100111;
    PORTB=  0b00100100;      // Pull up
    //
    ACD_bit=0;               // 0=action  Comparator
    ACBG_bit=1;              // Reference 1.1V
    ACME_bit=0;              // input set
//
    AIN1D_bit =1;            // Digital Input Disable Register
    //
    while(1){
       if(ACO_bit == 1)      // check CP
          PORTB3_bit=1;      // LED ON
       else
          PORTB3_bit=0;
    }
}