OCA = 0;						 
    OCB = 0;						
    OCC = 0;						
    OCD = 0;						
    CMP1 &= ~0x3F;	// disable comparators' function
    CMP2 &= ~0x3F;	
    PCONA = 0xEF;
    PCON |= 0x02;	// stay there